Charles Stark Draper Laboratory
Plan context: Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc.
EIN 04-2505372 • Cambridge, MA • 126 filings • 15 plans
Current Snapshot
Latest Year
2024
2024 Participants
2,451
2024 Assets
$1,796,925,568
2024 Contributions
$79,229,945
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 4 | 2,451 | $1,796,925,568 | $79,229,945 | $32,326iApproximate average salary by contribution assumption: employee only about $808,139 at 4% or $538,759 at 6%; with 50% employer match about $538,759 at 4% or $359,173 at 6%; with 100% employer match about $404,069 at 4% or $269,380 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 2,451 | $1,308,912,497 | $48,939,842 | $19,967iApproximate average salary by contribution assumption: employee only about $499,182 at 4% or $332,788 at 6%; with 50% employer match about $332,788 at 4% or $221,859 at 6%; with 100% employer match about $249,591 at 4% or $166,394 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,519 | $460,660,790 | $29,416,794 | $19,366iApproximate average salary by contribution assumption: employee only about $484,147 at 4% or $322,765 at 6%; with 50% employer match about $322,765 at 4% or $215,177 at 6%; with 100% employer match about $242,074 at 4% or $161,382 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $27,352,281 | $873,309 | - |
| Welfare Benefit Plan | - | 2,303 | - | - | - |
| 2023 | 5 | 2,290 | $1,726,019,701 | $73,415,182 | $32,059iApproximate average salary by contribution assumption: employee only about $801,476 at 4% or $534,317 at 6%; with 50% employer match about $534,317 at 4% or $356,211 at 6%; with 100% employer match about $400,738 at 4% or $267,159 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 2,290 | $1,192,337,718 | $41,902,968 | $18,298iApproximate average salary by contribution assumption: employee only about $457,456 at 4% or $304,971 at 6%; with 50% employer match about $304,971 at 4% or $203,314 at 6%; with 100% employer match about $228,728 at 4% or $152,485 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,441 | $414,855,654 | $26,909,994 | $18,675iApproximate average salary by contribution assumption: employee only about $466,863 at 4% or $311,242 at 6%; with 50% employer match about $311,242 at 4% or $207,495 at 6%; with 100% employer match about $233,432 at 4% or $155,621 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 207 | $93,368,085 | $3,629,000 | $17,531iApproximate average salary by contribution assumption: employee only about $438,285 at 4% or $292,190 at 6%; with 50% employer match about $292,190 at 4% or $194,793 at 6%; with 100% employer match about $219,143 at 4% or $146,095 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $25,458,244 | $973,220 | - |
| Welfare Benefit Plan | - | 2,209 | - | - | - |
| 2022 | 5 | 2,046 | $1,518,897,512 | $60,943,966 | $29,787iApproximate average salary by contribution assumption: employee only about $744,672 at 4% or $496,448 at 6%; with 50% employer match about $496,448 at 4% or $330,965 at 6%; with 100% employer match about $372,336 at 4% or $248,224 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 2,046 | $1,045,827,916 | $36,779,100 | $17,976iApproximate average salary by contribution assumption: employee only about $449,402 at 4% or $299,602 at 6%; with 50% employer match about $299,602 at 4% or $199,734 at 6%; with 100% employer match about $224,701 at 4% or $149,801 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,318 | $357,310,294 | $20,451,262 | $15,517iApproximate average salary by contribution assumption: employee only about $387,922 at 4% or $258,615 at 6%; with 50% employer match about $258,615 at 4% or $172,410 at 6%; with 100% employer match about $193,961 at 4% or $129,307 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 217 | $92,946,327 | $3,030,000 | $13,963iApproximate average salary by contribution assumption: employee only about $349,078 at 4% or $232,719 at 6%; with 50% employer match about $232,719 at 4% or $155,146 at 6%; with 100% employer match about $174,539 at 4% or $116,359 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $22,812,975 | $683,604 | - |
| Welfare Benefit Plan | - | 1,975 | - | - | - |
| 2021 | 5 | 1,854 | $1,739,329,074 | $56,712,785 | $30,589iApproximate average salary by contribution assumption: employee only about $764,736 at 4% or $509,824 at 6%; with 50% employer match about $509,824 at 4% or $339,882 at 6%; with 100% employer match about $382,368 at 4% or $254,912 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,854 | $1,209,207,900 | $34,838,271 | $18,791iApproximate average salary by contribution assumption: employee only about $469,772 at 4% or $313,181 at 6%; with 50% employer match about $313,181 at 4% or $208,787 at 6%; with 100% employer match about $234,886 at 4% or $156,591 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,233 | $409,176,829 | $18,730,657 | $15,191iApproximate average salary by contribution assumption: employee only about $379,778 at 4% or $253,185 at 6%; with 50% employer match about $253,185 at 4% or $168,790 at 6%; with 100% employer match about $189,889 at 4% or $126,593 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 231 | $93,721,238 | $2,324,000 | $10,061iApproximate average salary by contribution assumption: employee only about $251,515 at 4% or $167,677 at 6%; with 50% employer match about $167,677 at 4% or $111,785 at 6%; with 100% employer match about $125,758 at 4% or $83,838 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $27,223,107 | $819,857 | - |
| Welfare Benefit Plan | - | 1,768 | - | - | - |
| 2020 | 5 | 2,022 | $1,608,195,836 | $59,532,830 | $29,443iApproximate average salary by contribution assumption: employee only about $736,064 at 4% or $490,709 at 6%; with 50% employer match about $490,709 at 4% or $327,139 at 6%; with 100% employer match about $368,032 at 4% or $245,355 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 2,022 | $1,104,537,775 | $35,965,443 | $17,787iApproximate average salary by contribution assumption: employee only about $444,677 at 4% or $296,451 at 6%; with 50% employer match about $296,451 at 4% or $197,634 at 6%; with 100% employer match about $222,338 at 4% or $148,226 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,322 | $365,396,493 | $18,995,572 | $14,369iApproximate average salary by contribution assumption: employee only about $359,220 at 4% or $239,480 at 6%; with 50% employer match about $239,480 at 4% or $159,653 at 6%; with 100% employer match about $179,610 at 4% or $119,740 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 255 | $113,848,238 | $3,851,000 | $15,102iApproximate average salary by contribution assumption: employee only about $377,549 at 4% or $251,699 at 6%; with 50% employer match about $251,699 at 4% or $167,800 at 6%; with 100% employer match about $188,775 at 4% or $125,850 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $24,413,330 | $720,815 | - |
| Welfare Benefit Plan | - | 1,915 | - | - | - |
| 2019 | 5 | 1,969 | $1,426,023,317 | $60,275,861 | $30,612iApproximate average salary by contribution assumption: employee only about $765,311 at 4% or $510,207 at 6%; with 50% employer match about $510,207 at 4% or $340,138 at 6%; with 100% employer match about $382,655 at 4% or $255,104 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,969 | $988,326,478 | $33,252,241 | $16,888iApproximate average salary by contribution assumption: employee only about $422,197 at 4% or $281,465 at 6%; with 50% employer match about $281,465 at 4% or $187,643 at 6%; with 100% employer match about $211,099 at 4% or $140,732 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,305 | $320,713,137 | $22,870,551 | $17,525iApproximate average salary by contribution assumption: employee only about $438,133 at 4% or $292,089 at 6%; with 50% employer match about $292,089 at 4% or $194,726 at 6%; with 100% employer match about $219,067 at 4% or $146,044 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 278 | $94,828,461 | $3,399,000 | $12,227iApproximate average salary by contribution assumption: employee only about $305,665 at 4% or $203,777 at 6%; with 50% employer match about $203,777 at 4% or $135,851 at 6%; with 100% employer match about $152,833 at 4% or $101,888 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $22,155,241 | $754,069 | - |
| Welfare Benefit Plan | - | 1,894 | - | - | - |
| 2018 | 5 | 1,872 | $1,233,446,464 | $27,067,386 | $14,459iApproximate average salary by contribution assumption: employee only about $361,477 at 4% or $240,985 at 6%; with 50% employer match about $240,985 at 4% or $160,656 at 6%; with 100% employer match about $180,738 at 4% or $120,492 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,872 | $857,342,902 | $15,266,366 | $8,155iApproximate average salary by contribution assumption: employee only about $203,878 at 4% or $135,919 at 6%; with 50% employer match about $135,919 at 4% or $90,612 at 6%; with 100% employer match about $101,939 at 4% or $67,959 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,316 | $267,167,190 | $9,039,792 | $6,869iApproximate average salary by contribution assumption: employee only about $171,729 at 4% or $114,486 at 6%; with 50% employer match about $114,486 at 4% or $76,324 at 6%; with 100% employer match about $85,864 at 4% or $57,243 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 314 | $90,405,904 | $2,433,222 | $7,749iApproximate average salary by contribution assumption: employee only about $193,728 at 4% or $129,152 at 6%; with 50% employer match about $129,152 at 4% or $86,101 at 6%; with 100% employer match about $96,864 at 4% or $64,576 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $18,530,468 | $328,006 | - |
| Welfare Benefit Plan | - | 1,756 | - | - | - |
| 2017 | 5 | 1,863 | $1,297,644,040 | $48,497,041 | $26,032iApproximate average salary by contribution assumption: employee only about $650,792 at 4% or $433,862 at 6%; with 50% employer match about $433,862 at 4% or $289,241 at 6%; with 100% employer match about $325,396 at 4% or $216,931 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,863 | $908,470,271 | $28,833,547 | $15,477iApproximate average salary by contribution assumption: employee only about $386,924 at 4% or $257,949 at 6%; with 50% employer match about $257,949 at 4% or $171,966 at 6%; with 100% employer match about $193,462 at 4% or $128,975 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,306 | $280,932,381 | $16,464,855 | $12,607iApproximate average salary by contribution assumption: employee only about $315,177 at 4% or $210,118 at 6%; with 50% employer match about $210,118 at 4% or $140,079 at 6%; with 100% employer match about $157,589 at 4% or $105,059 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 337 | $87,653,120 | $1,930,100 | $5,727iApproximate average salary by contribution assumption: employee only about $143,182 at 4% or $95,455 at 6%; with 50% employer match about $95,455 at 4% or $63,637 at 6%; with 100% employer match about $71,591 at 4% or $47,727 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 0 | $20,588,268 | $1,268,539 | - |
| Welfare Benefit Plan | - | 1,694 | - | - | - |
| 2016 | 5 | 1,650 | $1,201,070,173 | $48,131,059 | $29,170iApproximate average salary by contribution assumption: employee only about $729,258 at 4% or $486,172 at 6%; with 50% employer match about $486,172 at 4% or $324,115 at 6%; with 100% employer match about $364,629 at 4% or $243,086 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,498 | $847,079,762 | $26,159,453 | $17,463iApproximate average salary by contribution assumption: employee only about $436,573 at 4% or $291,049 at 6%; with 50% employer match about $291,049 at 4% or $194,032 at 6%; with 100% employer match about $218,286 at 4% or $145,524 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,248 | $253,332,164 | $20,151,649 | $16,147iApproximate average salary by contribution assumption: employee only about $403,679 at 4% or $269,119 at 6%; with 50% employer match about $269,119 at 4% or $179,413 at 6%; with 100% employer match about $201,839 at 4% or $134,560 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 343 | $82,789,798 | $450,000 | $1,312iApproximate average salary by contribution assumption: employee only about $32,799 at 4% or $21,866 at 6%; with 50% employer match about $21,866 at 4% or $14,577 at 6%; with 100% employer match about $16,399 at 4% or $10,933 at 6%. |
| The Charles Stark Draper Laboratory Inc. Retired Employees Medical Benefits Plan | - | 1,636 | $17,868,449 | $1,369,957 | $837iApproximate average salary by contribution assumption: employee only about $20,935 at 4% or $13,956 at 6%; with 50% employer match about $13,956 at 4% or $9,304 at 6%; with 100% employer match about $10,467 at 4% or $6,978 at 6%. |
| Welfare Benefit Plan | - | 1,650 | - | - | - |
| 2015 | 5 | 2,167 | $1,090,160,563 | $41,076,626 | $18,956iApproximate average salary by contribution assumption: employee only about $473,888 at 4% or $315,925 at 6%; with 50% employer match about $315,925 at 4% or $210,617 at 6%; with 100% employer match about $236,944 at 4% or $157,963 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,396 | $767,291,172 | $23,373,394 | $16,743iApproximate average salary by contribution assumption: employee only about $418,578 at 4% or $279,052 at 6%; with 50% employer match about $279,052 at 4% or $186,035 at 6%; with 100% employer match about $209,289 at 4% or $139,526 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,189 | $218,081,102 | $15,577,879 | $13,102iApproximate average salary by contribution assumption: employee only about $327,542 at 4% or $218,361 at 6%; with 50% employer match about $218,361 at 4% or $145,574 at 6%; with 100% employer match about $163,771 at 4% or $109,181 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 354 | $104,788,289 | - | - |
| Welfare Benefit Plan | - | 2,167 | - | - | - |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 0 | - | $2,125,353 | - |
| 2014 | 5 | 1,756 | $1,105,795,753 | $39,819,006 | $22,676iApproximate average salary by contribution assumption: employee only about $566,899 at 4% or $377,933 at 6%; with 50% employer match about $377,933 at 4% or $251,955 at 6%; with 100% employer match about $283,450 at 4% or $188,966 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,211 | $769,165,043 | $21,103,655 | $17,427iApproximate average salary by contribution assumption: employee only about $435,666 at 4% or $290,444 at 6%; with 50% employer match about $290,444 at 4% or $193,629 at 6%; with 100% employer match about $217,833 at 4% or $145,222 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,110 | $211,885,507 | $14,309,000 | $12,891iApproximate average salary by contribution assumption: employee only about $322,275 at 4% or $214,850 at 6%; with 50% employer match about $214,850 at 4% or $143,233 at 6%; with 100% employer match about $161,137 at 4% or $107,425 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 379 | $108,266,746 | - | - |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 1,418 | $16,478,457 | $4,406,351 | $3,107iApproximate average salary by contribution assumption: employee only about $77,686 at 4% or $51,791 at 6%; with 50% employer match about $51,791 at 4% or $34,527 at 6%; with 100% employer match about $38,843 at 4% or $25,895 at 6%. |
| Welfare Benefit Plan | - | 1,756 | - | - | - |
| 2013 | 5 | 1,795 | $1,069,830,828 | $36,907,572 | $20,561iApproximate average salary by contribution assumption: employee only about $514,033 at 4% or $342,689 at 6%; with 50% employer match about $342,689 at 4% or $228,459 at 6%; with 100% employer match about $257,017 at 4% or $171,344 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,321 | $746,354,029 | $20,796,843 | $15,743iApproximate average salary by contribution assumption: employee only about $393,581 at 4% or $262,388 at 6%; with 50% employer match about $262,388 at 4% or $174,925 at 6%; with 100% employer match about $196,791 at 4% or $131,194 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,291 | $199,610,350 | $11,674,465 | $9,043iApproximate average salary by contribution assumption: employee only about $226,074 at 4% or $150,716 at 6%; with 50% employer match about $150,716 at 4% or $100,477 at 6%; with 100% employer match about $113,037 at 4% or $75,358 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 415 | $108,307,154 | - | - |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 1,419 | $15,559,295 | $4,436,264 | $3,126iApproximate average salary by contribution assumption: employee only about $78,158 at 4% or $52,106 at 6%; with 50% employer match about $52,106 at 4% or $34,737 at 6%; with 100% employer match about $39,079 at 4% or $26,053 at 6%. |
| Welfare Benefit Plan | - | 1,795 | - | - | - |
| 2012 | 5 | 1,787 | $936,005,551 | $36,023,544 | $20,159iApproximate average salary by contribution assumption: employee only about $503,967 at 4% or $335,978 at 6%; with 50% employer match about $335,978 at 4% or $223,985 at 6%; with 100% employer match about $251,983 at 4% or $167,989 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,477 | $655,256,247 | $20,332,317 | $13,766iApproximate average salary by contribution assumption: employee only about $344,149 at 4% or $229,433 at 6%; with 50% employer match about $229,433 at 4% or $152,955 at 6%; with 100% employer match about $172,074 at 4% or $114,716 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,500 | $169,348,004 | $11,218,172 | $7,479iApproximate average salary by contribution assumption: employee only about $186,970 at 4% or $124,646 at 6%; with 50% employer match about $124,646 at 4% or $83,098 at 6%; with 100% employer match about $93,485 at 4% or $62,323 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 428 | $98,741,537 | $9,443 | $22iApproximate average salary by contribution assumption: employee only about $552 at 4% or $368 at 6%; with 50% employer match about $368 at 4% or $245 at 6%; with 100% employer match about $276 at 4% or $184 at 6%. |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 1,433 | $12,659,763 | $4,463,612 | $3,115iApproximate average salary by contribution assumption: employee only about $77,872 at 4% or $51,915 at 6%; with 50% employer match about $51,915 at 4% or $34,610 at 6%; with 100% employer match about $38,936 at 4% or $25,957 at 6%. |
| Welfare Benefit Plan | - | 1,787 | - | - | - |
| 2011 | 5 | 1,968 | $854,903,976 | $38,924,551 | $19,779iApproximate average salary by contribution assumption: employee only about $494,468 at 4% or $329,646 at 6%; with 50% employer match about $329,646 at 4% or $219,764 at 6%; with 100% employer match about $247,234 at 4% or $164,823 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,488 | $600,677,585 | $19,851,612 | $13,341iApproximate average salary by contribution assumption: employee only about $333,528 at 4% or $222,352 at 6%; with 50% employer match about $222,352 at 4% or $148,235 at 6%; with 100% employer match about $166,764 at 4% or $111,176 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,517 | $149,652,512 | $9,955,202 | $6,562iApproximate average salary by contribution assumption: employee only about $164,061 at 4% or $109,374 at 6%; with 50% employer match about $109,374 at 4% or $72,916 at 6%; with 100% employer match about $82,030 at 4% or $54,687 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 428 | $93,839,435 | $3,917,762 | $9,154iApproximate average salary by contribution assumption: employee only about $228,841 at 4% or $152,561 at 6%; with 50% employer match about $152,561 at 4% or $101,707 at 6%; with 100% employer match about $114,421 at 4% or $76,280 at 6%. |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 1,416 | $10,734,444 | $5,199,975 | $3,672iApproximate average salary by contribution assumption: employee only about $91,807 at 4% or $61,205 at 6%; with 50% employer match about $61,205 at 4% or $40,803 at 6%; with 100% employer match about $45,904 at 4% or $30,602 at 6%. |
| Welfare Benefit Plan | - | 1,968 | - | - | - |
| 2010 | 5 | 2,024 | $843,838,546 | $36,987,605 | $18,275iApproximate average salary by contribution assumption: employee only about $456,863 at 4% or $304,575 at 6%; with 50% employer match about $304,575 at 4% or $203,050 at 6%; with 100% employer match about $228,431 at 4% or $152,288 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,481 | $596,500,405 | $19,881,729 | $13,425iApproximate average salary by contribution assumption: employee only about $335,613 at 4% or $223,742 at 6%; with 50% employer match about $223,742 at 4% or $149,161 at 6%; with 100% employer match about $167,807 at 4% or $111,871 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,516 | $145,380,772 | $11,355,771 | $7,491iApproximate average salary by contribution assumption: employee only about $187,265 at 4% or $124,844 at 6%; with 50% employer match about $124,844 at 4% or $83,229 at 6%; with 100% employer match about $93,633 at 4% or $62,422 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 428 | $92,076,265 | $1,320,243 | $3,085iApproximate average salary by contribution assumption: employee only about $77,117 at 4% or $51,411 at 6%; with 50% employer match about $51,411 at 4% or $34,274 at 6%; with 100% employer match about $38,558 at 4% or $25,706 at 6%. |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 1,434 | $9,881,104 | $4,429,862 | $3,089iApproximate average salary by contribution assumption: employee only about $77,229 at 4% or $51,486 at 6%; with 50% employer match about $51,486 at 4% or $34,324 at 6%; with 100% employer match about $38,615 at 4% or $25,743 at 6%. |
| Welfare Benefit Plan | - | 2,024 | - | - | - |
| 2009 | 5 | 1,513 | $715,232,010 | $31,397,754 | $20,752iApproximate average salary by contribution assumption: employee only about $518,800 at 4% or $345,866 at 6%; with 50% employer match about $345,866 at 4% or $230,578 at 6%; with 100% employer match about $259,400 at 4% or $172,933 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 1,513 | $508,849,956 | $18,505,768 | $12,231iApproximate average salary by contribution assumption: employee only about $305,779 at 4% or $203,853 at 6%; with 50% employer match about $203,853 at 4% or $135,902 at 6%; with 100% employer match about $152,890 at 4% or $101,926 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 1,428 | $117,937,038 | $8,576,776 | $6,006iApproximate average salary by contribution assumption: employee only about $150,154 at 4% or $100,102 at 6%; with 50% employer match about $100,102 at 4% or $66,735 at 6%; with 100% employer match about $75,077 at 4% or $50,051 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 424 | $80,623,463 | - | - |
| THE CHARLES STARK DRAPER LABORATORY, INC. RETIREE MEDICAL BENEFIT PLAN | - | 1,396 | $7,821,553 | $4,315,210 | $3,091iApproximate average salary by contribution assumption: employee only about $77,278 at 4% or $51,519 at 6%; with 50% employer match about $51,519 at 4% or $34,346 at 6%; with 100% employer match about $38,639 at 4% or $25,759 at 6%. |
| Welfare Benefit Plan | - | 1,404 | - | - | - |
| 2008 | 5 | 1,363 | $82,609,224 | $3,889,988 | $2,854iApproximate average salary by contribution assumption: employee only about $71,350 at 4% or $47,566 at 6%; with 50% employer match about $47,566 at 4% or $31,711 at 6%; with 100% employer match about $35,675 at 4% or $23,783 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 291 | $75,992,819 | - | - |
| RETIREE MEDICAL BENEFIT PLAN | - | 1,363 | $6,616,405 | $3,889,988 | $2,854iApproximate average salary by contribution assumption: employee only about $71,350 at 4% or $47,566 at 6%; with 50% employer match about $47,566 at 4% or $31,711 at 6%; with 100% employer match about $35,675 at 4% or $23,783 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| Welfare Benefit Plan | - | 1,343 | - | - | - |
| 2007 | 5 | 1,287 | $100,916,824 | $4,058,184 | $3,153iApproximate average salary by contribution assumption: employee only about $78,830 at 4% or $52,554 at 6%; with 50% employer match about $52,554 at 4% or $35,036 at 6%; with 100% employer match about $39,415 at 4% or $26,277 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 270 | $92,925,824 | - | - |
| RETIREE MEDICAL BENEFIT PLAN | - | 1,287 | $7,991,000 | $4,058,184 | $3,153iApproximate average salary by contribution assumption: employee only about $78,830 at 4% or $52,554 at 6%; with 50% employer match about $52,554 at 4% or $35,036 at 6%; with 100% employer match about $39,415 at 4% or $26,277 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| Welfare Benefit Plan | - | 1,113 | - | - | - |
| 2006 | 4 | 1,236 | $108,070,164 | $3,971,488 | $3,213iApproximate average salary by contribution assumption: employee only about $80,329 at 4% or $53,553 at 6%; with 50% employer match about $53,553 at 4% or $35,702 at 6%; with 100% employer match about $40,165 at 4% or $26,776 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 398 | $99,682,330 | $19,891 | $50iApproximate average salary by contribution assumption: employee only about $1,249 at 4% or $833 at 6%; with 50% employer match about $833 at 4% or $555 at 6%; with 100% employer match about $625 at 4% or $416 at 6%. |
| RETIREE MEDICAL BENEFIT PLAN | - | 1,236 | $8,387,834 | $3,951,597 | $3,197iApproximate average salary by contribution assumption: employee only about $79,927 at 4% or $53,285 at 6%; with 50% employer match about $53,285 at 4% or $35,523 at 6%; with 100% employer match about $39,964 at 4% or $26,642 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Welfare Benefit Plan | - | 1,167 | - | - | - |
| 2005 | 5 | 1,155 | $97,209,776 | $3,646,742 | $3,157iApproximate average salary by contribution assumption: employee only about $78,934 at 4% or $52,623 at 6%; with 50% employer match about $52,623 at 4% or $35,082 at 6%; with 100% employer match about $39,467 at 4% or $26,311 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 268 | $90,303,291 | $47,810 | $178iApproximate average salary by contribution assumption: employee only about $4,460 at 4% or $2,973 at 6%; with 50% employer match about $2,973 at 4% or $1,982 at 6%; with 100% employer match about $2,230 at 4% or $1,487 at 6%. |
| RETIREE MEDICAL BENEFIT PLAN | - | 1,155 | $6,906,485 | $3,598,932 | $3,116iApproximate average salary by contribution assumption: employee only about $77,899 at 4% or $51,933 at 6%; with 50% employer match about $51,933 at 4% or $34,622 at 6%; with 100% employer match about $38,949 at 4% or $25,966 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Welfare Benefit Plan | - | 1,105 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| 2004 | 6 | 1,136 | $92,491,525 | $3,946,156 | $3,474iApproximate average salary by contribution assumption: employee only about $86,843 at 4% or $57,895 at 6%; with 50% employer match about $57,895 at 4% or $38,597 at 6%; with 100% employer match about $43,422 at 4% or $28,948 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 273 | $86,063,608 | $28,363 | $104iApproximate average salary by contribution assumption: employee only about $2,597 at 4% or $1,732 at 6%; with 50% employer match about $1,732 at 4% or $1,154 at 6%; with 100% employer match about $1,299 at 4% or $866 at 6%. |
| RETIREE MEDICAL BENEFIT PLAN | - | 1,136 | $6,427,917 | $3,917,793 | $3,449iApproximate average salary by contribution assumption: employee only about $86,219 at 4% or $57,479 at 6%; with 50% employer match about $57,479 at 4% or $38,320 at 6%; with 100% employer match about $43,110 at 4% or $28,740 at 6%. |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| Charles Stark Draper Laboratory Inc Insurance Benefit Payment Plan | - | 1,087 | - | - | - |
| Welfare Benefit Plan | - | 1,087 | - | - | - |
| 2003 | 6 | 1,049 | $11,540,232 | $8,990,966 | $8,571iApproximate average salary by contribution assumption: employee only about $214,275 at 4% or $142,850 at 6%; with 50% employer match about $142,850 at 4% or $95,233 at 6%; with 100% employer match about $107,137 at 4% or $71,425 at 6%. |
| RETIREE MEDICAL BENEFIT PLAN | - | 1,049 | $5,864,831 | $4,495,483 | $4,285iApproximate average salary by contribution assumption: employee only about $107,137 at 4% or $71,425 at 6%; with 50% employer match about $71,425 at 4% or $47,617 at 6%; with 100% employer match about $53,569 at 4% or $35,712 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 297 | $5,675,401 | $4,495,483 | $15,136iApproximate average salary by contribution assumption: employee only about $378,408 at 4% or $252,272 at 6%; with 50% employer match about $252,272 at 4% or $168,181 at 6%; with 100% employer match about $189,204 at 4% or $126,136 at 6%. |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Charles Stark Draper Laboratory Inc Insurance Benefit Payment Plan | - | 1,025 | - | - | - |
| Welfare Benefit Plan | - | 1,025 | - | - | - |
| 2002 | 6 | 1,027 | $0 | $0 | - |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| Charles Stark Draper Laboratory Inc Insurance Benefit Payment Plan | - | 1,027 | - | - | - |
| Welfare Benefit Plan | - | 1,027 | - | - | - |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 299 | - | - | - |
| RETIREE MEDICAL BENEFIT PLAN | - | 0 | - | - | - |
| 2001 | 6 | 1,056 | $86,887,589 | $2,862,436 | $2,711iApproximate average salary by contribution assumption: employee only about $67,766 at 4% or $45,177 at 6%; with 50% employer match about $45,177 at 4% or $30,118 at 6%; with 100% employer match about $33,883 at 4% or $22,589 at 6%. |
| Retirement Plan for Employees of the Charles Stark Draper Laboratory | - | 310 | $82,243,213 | - | - |
| RETIREE MEDICAL BENEFIT PLAN | - | 0 | $4,644,376 | $2,862,436 | - |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| Charles Stark Draper Laboratory Inc Insurance Benefit Payment Plan | - | 1,054 | - | - | - |
| Welfare Benefit Plan | - | 1,056 | - | - | - |
| 2000 | 4 | 1,054 | $0 | $0 | - |
| The Charles Stark Draper Laboratory Inc. Supplemental Retirement Annuity Plan | - | 0 | - | - | - |
| Retirement Plan for Staff Members of the Charles Stark Draper Laboratory Inc. | - | 0 | - | - | - |
| Welfare Benefit Plan | - | 1,054 | - | - | - |
| RETIREE MEDICAL BENEFIT PLAN | - | 0 | - | - | - |