Advanced Magnetics Inc.
Plan context: Advanced Magnetics Inc. 401K Retirement Plan
EIN 04-2742593 • Waltham, MA • 42 filings • 5 plans
Current Snapshot
Latest Year
2022
2022 Participants
1
2022 Assets
$24,813
2022 Contributions
$4
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 |
|---|---|---|---|---|---|
| 2022 | 1 | 0 | $0 | $0 | - |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 0 | $0 | $0 | - |
| 2021 | 1 | 1 | $24,813 | $4 | $4iApproximate average salary by contribution assumption: employee only about $100 at 4% or $67 at 6%; with 50% employer match about $67 at 4% or $44 at 6%; with 100% employer match about $50 at 4% or $33 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 1 | $24,813 | $4 | $4iApproximate average salary by contribution assumption: employee only about $100 at 4% or $67 at 6%; with 50% employer match about $67 at 4% or $44 at 6%; with 100% employer match about $50 at 4% or $33 at 6%. |
| 2020 | 1 | 2 | $58,282,741 | $9,061,525 | $4,530,763iApproximate average salary by contribution assumption: employee only about $113,269,063 at 4% or $75,512,708 at 6%; with 50% employer match about $75,512,708 at 4% or $50,341,806 at 6%; with 100% employer match about $56,634,531 at 4% or $37,756,354 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 2 | $58,282,741 | $9,061,525 | $4,530,763iApproximate average salary by contribution assumption: employee only about $113,269,063 at 4% or $75,512,708 at 6%; with 50% employer match about $75,512,708 at 4% or $50,341,806 at 6%; with 100% employer match about $56,634,531 at 4% or $37,756,354 at 6%. |
| 2019 | 3 | 628 | $64,386,196 | $12,750,719 | $20,304iApproximate average salary by contribution assumption: employee only about $507,592 at 4% or $338,395 at 6%; with 50% employer match about $338,395 at 4% or $225,597 at 6%; with 100% employer match about $253,796 at 4% or $169,197 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 628 | $64,386,196 | $12,750,719 | $20,304iApproximate average salary by contribution assumption: employee only about $507,592 at 4% or $338,395 at 6%; with 50% employer match about $338,395 at 4% or $225,597 at 6%; with 100% employer match about $253,796 at 4% or $169,197 at 6%. |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 225 | - | - | - |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 472 | - | - | - |
| 2018 | 3 | 743 | $51,389,183 | $14,481,148 | $19,490iApproximate average salary by contribution assumption: employee only about $487,253 at 4% or $324,835 at 6%; with 50% employer match about $324,835 at 4% or $216,557 at 6%; with 100% employer match about $243,626 at 4% or $162,418 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 743 | $51,389,183 | $14,481,148 | $19,490iApproximate average salary by contribution assumption: employee only about $487,253 at 4% or $324,835 at 6%; with 50% employer match about $324,835 at 4% or $216,557 at 6%; with 100% employer match about $243,626 at 4% or $162,418 at 6%. |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 277 | - | - | - |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 524 | - | - | - |
| 2017 | 3 | 772 | $62,860,244 | $12,284,916 | $15,913iApproximate average salary by contribution assumption: employee only about $397,828 at 4% or $265,218 at 6%; with 50% employer match about $265,218 at 4% or $176,812 at 6%; with 100% employer match about $198,914 at 4% or $132,609 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 767 | $62,860,244 | $12,284,916 | $16,017iApproximate average salary by contribution assumption: employee only about $400,421 at 4% or $266,947 at 6%; with 50% employer match about $266,947 at 4% or $177,965 at 6%; with 100% employer match about $200,210 at 4% or $133,474 at 6%. |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 266 | - | - | - |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 772 | - | - | - |
| 2016 | 3 | 543 | $49,511,980 | $7,899,989 | $14,549iApproximate average salary by contribution assumption: employee only about $363,720 at 4% or $242,480 at 6%; with 50% employer match about $242,480 at 4% or $161,653 at 6%; with 100% employer match about $181,860 at 4% or $121,240 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 543 | $49,511,980 | $7,899,989 | $14,549iApproximate average salary by contribution assumption: employee only about $363,720 at 4% or $242,480 at 6%; with 50% employer match about $242,480 at 4% or $161,653 at 6%; with 100% employer match about $181,860 at 4% or $121,240 at 6%. |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 172 | - | - | - |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 306 | - | - | - |
| 2015 | 3 | 288 | $24,053,177 | $9,337,000 | $32,420iApproximate average salary by contribution assumption: employee only about $810,503 at 4% or $540,336 at 6%; with 50% employer match about $540,336 at 4% or $360,224 at 6%; with 100% employer match about $405,252 at 4% or $270,168 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 287 | $24,053,177 | $9,337,000 | $32,533iApproximate average salary by contribution assumption: employee only about $813,328 at 4% or $542,218 at 6%; with 50% employer match about $542,218 at 4% or $361,479 at 6%; with 100% employer match about $406,664 at 4% or $271,109 at 6%. |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 113 | - | - | - |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 288 | - | - | - |
| 2014 | 2 | 285 | $17,007,373 | $2,814,208 | $9,874iApproximate average salary by contribution assumption: employee only about $246,860 at 4% or $164,574 at 6%; with 50% employer match about $164,574 at 4% or $109,716 at 6%; with 100% employer match about $123,430 at 4% or $82,287 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 285 | $17,007,373 | $2,814,208 | $9,874iApproximate average salary by contribution assumption: employee only about $246,860 at 4% or $164,574 at 6%; with 50% employer match about $164,574 at 4% or $109,716 at 6%; with 100% employer match about $123,430 at 4% or $82,287 at 6%. |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 277 | - | - | - |
| 2013 | 2 | 145 | $14,918,467 | $2,187,879 | $15,089iApproximate average salary by contribution assumption: employee only about $377,221 at 4% or $251,480 at 6%; with 50% employer match about $251,480 at 4% or $167,654 at 6%; with 100% employer match about $188,610 at 4% or $125,740 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 144 | $14,918,467 | $2,187,879 | $15,194iApproximate average salary by contribution assumption: employee only about $379,840 at 4% or $253,227 at 6%; with 50% employer match about $253,227 at 4% or $168,818 at 6%; with 100% employer match about $189,920 at 4% or $126,613 at 6%. |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 145 | - | - | - |
| 2012 | 2 | 143 | $12,765,171 | $2,509,058 | $17,546iApproximate average salary by contribution assumption: employee only about $438,647 at 4% or $292,431 at 6%; with 50% employer match about $292,431 at 4% or $194,954 at 6%; with 100% employer match about $219,323 at 4% or $146,216 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 128 | $12,765,171 | $2,509,058 | $19,602iApproximate average salary by contribution assumption: employee only about $490,050 at 4% or $326,700 at 6%; with 50% employer match about $326,700 at 4% or $217,800 at 6%; with 100% employer match about $245,025 at 4% or $163,350 at 6%. |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 143 | - | - | - |
| 2011 | 3 | 189 | $12,012,048 | $3,476,351 | $18,393iApproximate average salary by contribution assumption: employee only about $459,835 at 4% or $306,557 at 6%; with 50% employer match about $306,557 at 4% or $204,371 at 6%; with 100% employer match about $229,917 at 4% or $153,278 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 183 | $12,012,048 | $3,476,351 | $18,996iApproximate average salary by contribution assumption: employee only about $474,911 at 4% or $316,608 at 6%; with 50% employer match about $316,608 at 4% or $211,072 at 6%; with 100% employer match about $237,456 at 4% or $158,304 at 6%. |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 189 | - | - | - |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 116 | - | - | - |
| 2010 | 3 | 235 | $11,899,261 | $3,945,081 | $16,788iApproximate average salary by contribution assumption: employee only about $419,689 at 4% or $279,793 at 6%; with 50% employer match about $279,793 at 4% or $186,529 at 6%; with 100% employer match about $209,845 at 4% or $139,896 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 226 | $11,899,261 | $3,945,081 | $17,456iApproximate average salary by contribution assumption: employee only about $436,403 at 4% or $290,935 at 6%; with 50% employer match about $290,935 at 4% or $193,957 at 6%; with 100% employer match about $218,201 at 4% or $145,468 at 6%. |
| Amag Pharmaceuticals Inc. Section 125 Health Fsa | - | 112 | - | - | - |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 235 | - | - | - |
| 2009 | 2 | 286 | $8,146,872 | $3,790,165 | $13,252iApproximate average salary by contribution assumption: employee only about $331,308 at 4% or $220,872 at 6%; with 50% employer match about $220,872 at 4% or $147,248 at 6%; with 100% employer match about $165,654 at 4% or $110,436 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 286 | $8,146,872 | $3,790,165 | $13,252iApproximate average salary by contribution assumption: employee only about $331,308 at 4% or $220,872 at 6%; with 50% employer match about $220,872 at 4% or $147,248 at 6%; with 100% employer match about $165,654 at 4% or $110,436 at 6%. |
| Amag Pharmaceuticals Inc. Consolidated Welfare Benefit Plan | - | 281 | - | - | - |
| 2008 | 1 | 259 | $4,533,500 | $1,865,579 | $7,203iApproximate average salary by contribution assumption: employee only about $180,075 at 4% or $120,050 at 6%; with 50% employer match about $120,050 at 4% or $80,033 at 6%; with 100% employer match about $90,038 at 4% or $60,025 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 259 | $4,533,500 | $1,865,579 | $7,203iApproximate average salary by contribution assumption: employee only about $180,075 at 4% or $120,050 at 6%; with 50% employer match about $120,050 at 4% or $80,033 at 6%; with 100% employer match about $90,038 at 4% or $60,025 at 6%. |
| 2007 | 1 | 79 | $0 | $0 | - |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 79 | - | - | - |
| 2006 | 1 | 42 | $3,643,518 | $129,810 | $3,091iApproximate average salary by contribution assumption: employee only about $77,268 at 4% or $51,512 at 6%; with 50% employer match about $51,512 at 4% or $34,341 at 6%; with 100% employer match about $38,634 at 4% or $25,756 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 42 | $3,643,518 | $129,810 | $3,091iApproximate average salary by contribution assumption: employee only about $77,268 at 4% or $51,512 at 6%; with 50% employer match about $51,512 at 4% or $34,341 at 6%; with 100% employer match about $38,634 at 4% or $25,756 at 6%. |
| 2005 | 1 | 38 | $3,970,507 | $382,351 | $10,062iApproximate average salary by contribution assumption: employee only about $251,547 at 4% or $167,698 at 6%; with 50% employer match about $167,698 at 4% or $111,799 at 6%; with 100% employer match about $125,773 at 4% or $83,849 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 38 | $3,970,507 | $382,351 | $10,062iApproximate average salary by contribution assumption: employee only about $251,547 at 4% or $167,698 at 6%; with 50% employer match about $167,698 at 4% or $111,799 at 6%; with 100% employer match about $125,773 at 4% or $83,849 at 6%. |
| 2004 | 1 | 29 | $3,750,317 | $312,830 | $10,787iApproximate average salary by contribution assumption: employee only about $269,681 at 4% or $179,787 at 6%; with 50% employer match about $179,787 at 4% or $119,858 at 6%; with 100% employer match about $134,841 at 4% or $89,894 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 29 | $3,750,317 | $312,830 | $10,787iApproximate average salary by contribution assumption: employee only about $269,681 at 4% or $179,787 at 6%; with 50% employer match about $179,787 at 4% or $119,858 at 6%; with 100% employer match about $134,841 at 4% or $89,894 at 6%. |
| 2003 | 1 | 25 | $3,367,816 | $229,568 | $9,183iApproximate average salary by contribution assumption: employee only about $229,568 at 4% or $153,045 at 6%; with 50% employer match about $153,045 at 4% or $102,030 at 6%; with 100% employer match about $114,784 at 4% or $76,523 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 25 | $3,367,816 | $229,568 | $9,183iApproximate average salary by contribution assumption: employee only about $229,568 at 4% or $153,045 at 6%; with 50% employer match about $153,045 at 4% or $102,030 at 6%; with 100% employer match about $114,784 at 4% or $76,523 at 6%. |
| 2002 | 1 | 23 | $0 | $0 | - |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 23 | - | - | - |
| 2001 | 1 | 24 | $0 | $0 | - |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 24 | - | - | - |
| 2000 | 1 | 25 | $0 | $0 | - |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 25 | - | - | - |
| 1999 | 1 | 32 | $3,803,401 | $259,573 | $8,112iApproximate average salary by contribution assumption: employee only about $202,791 at 4% or $135,194 at 6%; with 50% employer match about $135,194 at 4% or $90,130 at 6%; with 100% employer match about $101,396 at 4% or $67,597 at 6%. |
| Advanced Magnetics Inc. 401K Retirement Plan | - | 32 | $3,803,401 | $259,573 | $8,112iApproximate average salary by contribution assumption: employee only about $202,791 at 4% or $135,194 at 6%; with 50% employer match about $135,194 at 4% or $90,130 at 6%; with 100% employer match about $101,396 at 4% or $67,597 at 6%. |