Civic Intelligence

Ampex Data Systems

Plan context: Ampex Consolidated Retirement Plan

EIN 13-3667696 • Redwood City, CA • 121 filings • 17 plans

500 BroadwayRedwood City, CA 94063
Current Snapshot

Latest Year

2024

2024 Participants

65

2024 Assets

$218,714,254

2024 Contributions

$2,217,105

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$636,371,893$318,185,947$0199920122024YearValue
$218,714,254Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

3881940199920062013YearValue
65Latest year 2013

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
202420$218,714,254$0-
Ampex Consolidated Retirement Plan-0$109,357,127--
Ampex Retirement Master Trust--$109,357,127--
202320$319,176,730$0-
Ampex Consolidated Retirement Plan-0$159,588,365--
Ampex Retirement Master Trust--$159,588,365--
202230$198,470,513$0-
Ampex Retirement Master Trust--$198,470,513--
Ampex Corporation Employees Retirement Plan-0---
Quantegy-Ampex Retirement Plan-0---
202130$471,335,764$0-
Ampex Retirement Master Trust--$235,667,882--
Quantegy-Ampex Retirement Plan-0$232,043,564--
Ampex Corporation Employees Retirement Plan-0$3,624,318--
202030$468,875,933$2,217,105-
Ampex Retirement Master Trust--$234,437,967$2,162,105-
Quantegy-Ampex Retirement Plan-0$230,836,200--
Ampex Corporation Employees Retirement Plan-0$3,601,766$55,000-
201930$428,076,955$2,107,105-
Ampex Retirement Master Trust--$212,984,925--
Quantegy-Ampex Retirement Plan-0$211,852,985$2,037,340-
Ampex Corporation Employees Retirement Plan-0$3,239,045$69,765-
201830$403,855,508$1,500,000-
Ampex Retirement Master Trust--$201,927,754--
Quantegy-Ampex Retirement Plan-0$198,951,240$1,500,000-
Ampex Corporation Employees Retirement Plan-0$2,976,514--
201730$431,340,743$2,176,539-
Ampex Retirement Master Trust--$214,648,304--
Quantegy-Ampex Retirement Plan-0$213,485,124$2,010,884-
Ampex Corporation Employees Retirement Plan-0$3,207,315$165,655-
201630$414,709,916$351,624-
Ampex Retirement Master Trust--$207,179,146--
Quantegy-Ampex Retirement Plan-0$204,600,290$351,624-
Ampex Corporation Employees Retirement Plan-0$2,930,480--
201530$425,948,751$2,000,000-
Ampex Retirement Master Trust--$211,974,376--
Quantegy-Ampex Retirement Plan-0$210,994,200$2,000,000-
Ampex Corporation Employees Retirement Plan-0$2,980,175--
201430$440,206,006$8,444,799-
Quantegy-Ampex Retirement Plan-0$218,814,837$8,444,799-
Ampex Retirement Master Trust--$218,197,804--
Ampex Corporation Employees Retirement Plan-0$3,193,365--
2013465$457,471,509$17,688,362$272,129iApproximate average salary by contribution assumption: employee only about $6,803,216 at 4% or $4,535,477 at 6%; with 50% employer match about $4,535,477 at 4% or $3,023,652 at 6%; with 100% employer match about $3,401,608 at 4% or $2,267,739 at 6%.
Quantegy-Ampex Retirement Plan-0$212,748,382$16,439,510-
Ampex Retirement Master Trust--$209,085,720--
Ampex Corporation Savings Plan-65$32,436,759$856,052$13,170iApproximate average salary by contribution assumption: employee only about $329,251 at 4% or $219,501 at 6%; with 50% employer match about $219,501 at 4% or $146,334 at 6%; with 100% employer match about $164,625 at 4% or $109,750 at 6%.
Ampex Corporation Employees Retirement Plan-32$3,200,648$392,800$12,275iApproximate average salary by contribution assumption: employee only about $306,875 at 4% or $204,583 at 6%; with 50% employer match about $204,583 at 4% or $136,389 at 6%; with 100% employer match about $153,438 at 4% or $102,292 at 6%.
2012476$391,528,093$16,061,333$211,333iApproximate average salary by contribution assumption: employee only about $5,283,333 at 4% or $3,522,222 at 6%; with 50% employer match about $3,522,222 at 4% or $2,348,148 at 6%; with 100% employer match about $2,641,667 at 4% or $1,761,111 at 6%.
Ampex Retirement Master Trust--$178,078,360--
Ampex Corporation Employees Retirement Plan-36$135,579,948$11,971,609$332,545iApproximate average salary by contribution assumption: employee only about $8,313,617 at 4% or $5,542,412 at 6%; with 50% employer match about $5,542,412 at 4% or $3,694,941 at 6%; with 100% employer match about $4,156,809 at 4% or $2,771,206 at 6%.
Quantegy-Ampex Retirement Plan--$49,483,618$3,121,397-
Ampex Corporation Savings Plan-76$28,386,167$968,327$12,741iApproximate average salary by contribution assumption: employee only about $318,529 at 4% or $212,352 at 6%; with 50% employer match about $212,352 at 4% or $141,568 at 6%; with 100% employer match about $159,264 at 4% or $106,176 at 6%.
2011488$370,238,945$12,893,031$146,512iApproximate average salary by contribution assumption: employee only about $3,662,793 at 4% or $2,441,862 at 6%; with 50% employer match about $2,441,862 at 4% or $1,627,908 at 6%; with 100% employer match about $1,831,396 at 4% or $1,220,931 at 6%.
Ampex Retirement Master Trust--$168,357,327--
Ampex Corporation Employees Retirement Plan-40$126,849,223$9,335,374$233,384iApproximate average salary by contribution assumption: employee only about $5,834,609 at 4% or $3,889,739 at 6%; with 50% employer match about $3,889,739 at 4% or $2,593,159 at 6%; with 100% employer match about $2,917,304 at 4% or $1,944,870 at 6%.
Quantegy-Ampex Retirement Plan--$46,083,514$2,536,936-
Ampex Corporation Savings Plan-88$28,948,881$1,020,721$11,599iApproximate average salary by contribution assumption: employee only about $289,978 at 4% or $193,318 at 6%; with 50% employer match about $193,318 at 4% or $128,879 at 6%; with 100% employer match about $144,989 at 4% or $96,659 at 6%.
2010488$379,675,644$13,687,371$155,538iApproximate average salary by contribution assumption: employee only about $3,888,458 at 4% or $2,592,305 at 6%; with 50% employer match about $2,592,305 at 4% or $1,728,203 at 6%; with 100% employer match about $1,944,229 at 4% or $1,296,153 at 6%.
Ampex Retirement Master Trust--$169,709,272--
Ampex Corporation Employees Retirement Plan-44$129,297,278$9,780,902$222,293iApproximate average salary by contribution assumption: employee only about $5,557,331 at 4% or $3,704,887 at 6%; with 50% employer match about $3,704,887 at 4% or $2,469,925 at 6%; with 100% employer match about $2,778,665 at 4% or $1,852,444 at 6%.
Quantegy-Ampex Retirement Plan--$46,429,136$2,867,689-
Ampex Corporation Savings Plan-88$34,239,958$1,038,780$11,804iApproximate average salary by contribution assumption: employee only about $295,108 at 4% or $196,739 at 6%; with 50% employer match about $196,739 at 4% or $131,159 at 6%; with 100% employer match about $147,554 at 4% or $98,369 at 6%.
20095107$357,287,931$10,358,612$96,809iApproximate average salary by contribution assumption: employee only about $2,420,236 at 4% or $1,613,491 at 6%; with 50% employer match about $1,613,491 at 4% or $1,075,661 at 6%; with 100% employer match about $1,210,118 at 4% or $806,745 at 6%.
Ampex Consolidated Retirement Plan--$160,205,400--
Ampex Corporation Employees Retirement Plan-58$120,898,305$7,534,234$129,901iApproximate average salary by contribution assumption: employee only about $3,247,515 at 4% or $2,165,010 at 6%; with 50% employer match about $2,165,010 at 4% or $1,443,340 at 6%; with 100% employer match about $1,623,757 at 4% or $1,082,505 at 6%.
Quantegy-Ampex Retirement Plan--$42,770,199$1,897,199-
Ampex Corporation Savings Plan-107$33,414,027$927,179$8,665iApproximate average salary by contribution assumption: employee only about $216,631 at 4% or $144,420 at 6%; with 50% employer match about $144,420 at 4% or $96,280 at 6%; with 100% employer match about $108,315 at 4% or $72,210 at 6%.
Ampex Corporation Salaried Health Plan-71---
20086119$186,732,377$10,165,862$85,427iApproximate average salary by contribution assumption: employee only about $2,135,685 at 4% or $1,423,790 at 6%; with 50% employer match about $1,423,790 at 4% or $949,193 at 6%; with 100% employer match about $1,067,843 at 4% or $711,895 at 6%.
Ampex Corporation Employees Retirement Plan-67$113,898,679$7,123,152$106,316iApproximate average salary by contribution assumption: employee only about $2,657,893 at 4% or $1,771,928 at 6%; with 50% employer match about $1,771,928 at 4% or $1,181,286 at 6%; with 100% employer match about $1,328,946 at 4% or $885,964 at 6%.
Quantegy-Ampex Retirement Plan-0$39,860,707$1,917,437-
Ampex Corporation Savings Plan-119$32,972,991$1,125,273$9,456iApproximate average salary by contribution assumption: employee only about $236,402 at 4% or $157,601 at 6%; with 50% employer match about $157,601 at 4% or $105,068 at 6%; with 100% employer match about $118,201 at 4% or $78,801 at 6%.
Ampex Corporation Salaried Health Plan-102---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
20077128$430,022,878$15,955,538$124,653iApproximate average salary by contribution assumption: employee only about $3,116,316 at 4% or $2,077,544 at 6%; with 50% employer match about $2,077,544 at 4% or $1,385,029 at 6%; with 100% employer match about $1,558,158 at 4% or $1,038,772 at 6%.
Ampex Retirement Master Trust-0$187,268,177--
Ampex Corporation Employees Retirement Plan-74$144,362,826$11,112,400$150,168iApproximate average salary by contribution assumption: employee only about $3,754,189 at 4% or $2,502,793 at 6%; with 50% employer match about $2,502,793 at 4% or $1,668,529 at 6%; with 100% employer match about $1,877,095 at 4% or $1,251,396 at 6%.
Quantegy-Ampex Retirement Plan-0$49,889,580$3,736,200-
Ampex Corporation Savings Plan-128$48,502,295$1,106,938$8,648iApproximate average salary by contribution assumption: employee only about $216,199 at 4% or $144,133 at 6%; with 50% employer match about $144,133 at 4% or $96,088 at 6%; with 100% employer match about $108,099 at 4% or $72,066 at 6%.
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
Ampex Corporation Salaried Health Plan-102---
20068133$607,881,349$15,853,422$119,199iApproximate average salary by contribution assumption: employee only about $2,979,967 at 4% or $1,986,644 at 6%; with 50% employer match about $1,986,644 at 4% or $1,324,430 at 6%; with 100% employer match about $1,489,983 at 4% or $993,322 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$182,827,036--
Ampex Retirement Master Trust-0$182,827,036--
Ampex Corporation Employees Retirement Plan-90$144,705,355$10,366,906$115,188iApproximate average salary by contribution assumption: employee only about $2,879,696 at 4% or $1,919,797 at 6%; with 50% employer match about $1,919,797 at 4% or $1,279,865 at 6%; with 100% employer match about $1,439,848 at 4% or $959,899 at 6%.
Quantegy-Ampex Retirement Plan-26$48,893,837$4,415,944$169,844iApproximate average salary by contribution assumption: employee only about $4,246,100 at 4% or $2,830,733 at 6%; with 50% employer match about $2,830,733 at 4% or $1,887,156 at 6%; with 100% employer match about $2,123,050 at 4% or $1,415,367 at 6%.
Ampex Corporation Savings Plan-133$48,628,085$1,070,572$8,049iApproximate average salary by contribution assumption: employee only about $201,235 at 4% or $134,157 at 6%; with 50% employer match about $134,157 at 4% or $89,438 at 6%; with 100% employer match about $100,618 at 4% or $67,078 at 6%.
Ampex Corporation Salaried Health Plan-111---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
AMPEX CORPORATIDN EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
20058143$409,927,210$7,627,774$53,341iApproximate average salary by contribution assumption: employee only about $1,333,527 at 4% or $889,018 at 6%; with 50% employer match about $889,018 at 4% or $592,679 at 6%; with 100% employer match about $666,763 at 4% or $444,509 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$177,832,415--
Ampex Corporation Employees Retirement Plan-93$138,291,139$1,690,000$18,172iApproximate average salary by contribution assumption: employee only about $454,301 at 4% or $302,867 at 6%; with 50% employer match about $302,867 at 4% or $201,912 at 6%; with 100% employer match about $227,151 at 4% or $151,434 at 6%.
Ampex Corporation Savings Plan-143$48,896,548$1,066,204$7,456iApproximate average salary by contribution assumption: employee only about $186,399 at 4% or $124,266 at 6%; with 50% employer match about $124,266 at 4% or $82,844 at 6%; with 100% employer match about $93,200 at 4% or $62,133 at 6%.
Quantegy-Ampex Retirement Plan-26$44,907,108$4,871,570$187,368iApproximate average salary by contribution assumption: employee only about $4,684,202 at 4% or $3,122,801 at 6%; with 50% employer match about $3,122,801 at 4% or $2,081,868 at 6%; with 100% employer match about $2,342,101 at 4% or $1,561,401 at 6%.
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
Ampex Corporation Salaried Health Plan-114---
AMPEX RETIREMENT MASTER TRUST-0---
20048244$595,178,566$11,201,557$45,908iApproximate average salary by contribution assumption: employee only about $1,147,701 at 4% or $765,134 at 6%; with 50% employer match about $765,134 at 4% or $510,089 at 6%; with 100% employer match about $573,850 at 4% or $382,567 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$178,477,812--
AMPEX RETIREMENT MASTER TRUST-0$178,477,812--
Ampex Corporation Employees Retirement Plan-107$145,083,502$9,172,200$85,721iApproximate average salary by contribution assumption: employee only about $2,143,037 at 4% or $1,428,692 at 6%; with 50% employer match about $1,428,692 at 4% or $952,461 at 6%; with 100% employer match about $1,071,519 at 4% or $714,346 at 6%.
Ampex Corporation Savings Plan-144$51,205,888$1,111,007$7,715iApproximate average salary by contribution assumption: employee only about $192,883 at 4% or $128,589 at 6%; with 50% employer match about $128,589 at 4% or $85,726 at 6%; with 100% employer match about $96,442 at 4% or $64,294 at 6%.
Quantegy-Ampex Retirement Plan-244$41,933,552$918,350$3,764iApproximate average salary by contribution assumption: employee only about $94,093 at 4% or $62,729 at 6%; with 50% employer match about $62,729 at 4% or $41,819 at 6%; with 100% employer match about $47,047 at 4% or $31,364 at 6%.
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
Ampex Corporation Salaried Health Plan-120---
20037277$394,915,194$8,983,968$32,433iApproximate average salary by contribution assumption: employee only about $810,827 at 4% or $540,552 at 6%; with 50% employer match about $540,552 at 4% or $360,368 at 6%; with 100% employer match about $405,414 at 4% or $270,276 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$166,110,502--
Ampex Corporation Employees Retirement Plan-112$135,733,017$5,733,357$51,191iApproximate average salary by contribution assumption: employee only about $1,279,767 at 4% or $853,178 at 6%; with 50% employer match about $853,178 at 4% or $568,785 at 6%; with 100% employer match about $639,884 at 4% or $426,589 at 6%.
Ampex Corporation Savings Plan-149$53,330,886$1,080,408$7,251iApproximate average salary by contribution assumption: employee only about $181,277 at 4% or $120,851 at 6%; with 50% employer match about $120,851 at 4% or $80,567 at 6%; with 100% employer match about $90,638 at 4% or $60,426 at 6%.
Quantegy-Ampex Retirement Plan-277$39,740,789$2,170,203$7,835iApproximate average salary by contribution assumption: employee only about $195,867 at 4% or $130,578 at 6%; with 50% employer match about $130,578 at 4% or $87,052 at 6%; with 100% employer match about $97,933 at 4% or $65,289 at 6%.
Ampex Corporation Salaried Health Plan-145---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
20028312$552,380,867$966,292$3,097iApproximate average salary by contribution assumption: employee only about $77,427 at 4% or $51,618 at 6%; with 50% employer match about $51,618 at 4% or $34,412 at 6%; with 100% employer match about $38,714 at 4% or $25,809 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$167,329,026--
AMPEX RETIREMENT MASTER TRUST-0$167,329,026--
Ampex Corporation Employees Retirement Plan-129$130,664,774--
Ampex Corporation Savings Plan-143$50,539,739$966,292$6,757iApproximate average salary by contribution assumption: employee only about $168,932 at 4% or $112,621 at 6%; with 50% employer match about $112,621 at 4% or $75,081 at 6%; with 100% employer match about $84,466 at 4% or $56,311 at 6%.
Quantegy-Ampex Retirement Plan-312$36,518,302--
Ampex Corporation Salaried Health Plan-162---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
20017376$636,371,893$5,986,614$15,922iApproximate average salary by contribution assumption: employee only about $398,046 at 4% or $265,364 at 6%; with 50% employer match about $265,364 at 4% or $176,909 at 6%; with 100% employer match about $199,023 at 4% or $132,682 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$189,095,254--
AMPEX RETIREMENT MASTER TRUST-0$189,095,254--
Ampex Corporation Employees Retirement Plan-174$151,155,915$4,231,144$24,317iApproximate average salary by contribution assumption: employee only about $607,923 at 4% or $405,282 at 6%; with 50% employer match about $405,282 at 4% or $270,188 at 6%; with 100% employer match about $303,961 at 4% or $202,641 at 6%.
Ampex Corporation Savings Plan-157$66,170,360$1,553,098$9,892iApproximate average salary by contribution assumption: employee only about $247,309 at 4% or $164,872 at 6%; with 50% employer match about $164,872 at 4% or $109,915 at 6%; with 100% employer match about $123,654 at 4% or $82,436 at 6%.
Quantegy-Ampex Retirement Plan-376$40,855,110$202,372$538iApproximate average salary by contribution assumption: employee only about $13,456 at 4% or $8,970 at 6%; with 50% employer match about $8,970 at 4% or $5,980 at 6%; with 100% employer match about $6,728 at 4% or $4,485 at 6%.
Ampex Corporation Salaried Health Plan-138---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
20007310$475,343,597$2,086,493$6,731iApproximate average salary by contribution assumption: employee only about $168,266 at 4% or $112,177 at 6%; with 50% employer match about $112,177 at 4% or $74,785 at 6%; with 100% employer match about $84,133 at 4% or $56,089 at 6%.
AMPEX RETIREMENT MASTER TRUST-0$199,516,706--
AMPEX RETIREMENT MASTER TRUST-0$199,516,706--
Ampex Corporation Savings Plan-310$76,310,185$2,086,493$6,731iApproximate average salary by contribution assumption: employee only about $168,266 at 4% or $112,177 at 6%; with 50% employer match about $112,177 at 4% or $74,785 at 6%; with 100% employer match about $84,133 at 4% or $56,089 at 6%.
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN I-0---
Ampex Corporation Salaried Health Plan-253---
AMPEX CORPORATION EARLY RETIREMENT SUPPLEMENTAL PLAN II-0---
Ampex Corporation Employees Retirement Plan-252---
19993388$264,034,476$8,460,177$21,805iApproximate average salary by contribution assumption: employee only about $545,114 at 4% or $363,410 at 6%; with 50% employer match about $363,410 at 4% or $242,273 at 6%; with 100% employer match about $272,557 at 4% or $181,705 at 6%.
Ampex Corporation Employees Retirement Plan-334$178,484,669$6,159,965$18,443iApproximate average salary by contribution assumption: employee only about $461,075 at 4% or $307,383 at 6%; with 50% employer match about $307,383 at 4% or $204,922 at 6%; with 100% employer match about $230,538 at 4% or $153,692 at 6%.
Ampex Corporation Salaried Health Plan-388---