Civic Intelligence

Serono Laboratories Inc.

Plan context: Serono Laboratories Inc. Employees Retirement Plan

EIN 06-1040874 • Rockland, MA • 65 filings • 13 plans

One Technology PlaceRockland, MA 02370
Current Snapshot

Latest Year

2023

2023 Participants

151

2023 Assets

$3,360,597

2023 Contributions

$16,338,026

Historical Graphs

Total Assets Over Time

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

$304,569,776$152,284,888$0199920112023YearValue
$3,360,597Latest year 2023

Participants Over Time

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

1,3426710199920112022YearValue
151Latest year 2022

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
202310$3,360,597$16,338,026-
Serono Laboratories Inc. Employees Retirement Plan-0$3,360,597$16,338,026-
20221151$43,213,556$5,062,308$33,525iApproximate average salary by contribution assumption: employee only about $838,130 at 4% or $558,754 at 6%; with 50% employer match about $558,754 at 4% or $372,502 at 6%; with 100% employer match about $419,065 at 4% or $279,377 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-151$43,213,556$5,062,308$33,525iApproximate average salary by contribution assumption: employee only about $838,130 at 4% or $558,754 at 6%; with 50% employer match about $558,754 at 4% or $372,502 at 6%; with 100% employer match about $419,065 at 4% or $279,377 at 6%.
20211182$43,084,542$7,800,000$42,857iApproximate average salary by contribution assumption: employee only about $1,071,429 at 4% or $714,286 at 6%; with 50% employer match about $714,286 at 4% or $476,190 at 6%; with 100% employer match about $535,714 at 4% or $357,143 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-182$43,084,542$7,800,000$42,857iApproximate average salary by contribution assumption: employee only about $1,071,429 at 4% or $714,286 at 6%; with 50% employer match about $714,286 at 4% or $476,190 at 6%; with 100% employer match about $535,714 at 4% or $357,143 at 6%.
20201206$54,560,517$2,344,812$11,383iApproximate average salary by contribution assumption: employee only about $284,565 at 4% or $189,710 at 6%; with 50% employer match about $189,710 at 4% or $126,473 at 6%; with 100% employer match about $142,282 at 4% or $94,855 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-206$54,560,517$2,344,812$11,383iApproximate average salary by contribution assumption: employee only about $284,565 at 4% or $189,710 at 6%; with 50% employer match about $189,710 at 4% or $126,473 at 6%; with 100% employer match about $142,282 at 4% or $94,855 at 6%.
20191234$53,649,096$2,460,080$10,513iApproximate average salary by contribution assumption: employee only about $262,829 at 4% or $175,219 at 6%; with 50% employer match about $175,219 at 4% or $116,813 at 6%; with 100% employer match about $131,415 at 4% or $87,610 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-234$53,649,096$2,460,080$10,513iApproximate average salary by contribution assumption: employee only about $262,829 at 4% or $175,219 at 6%; with 50% employer match about $175,219 at 4% or $116,813 at 6%; with 100% employer match about $131,415 at 4% or $87,610 at 6%.
20181259$49,335,606$2,150,816$8,304iApproximate average salary by contribution assumption: employee only about $207,608 at 4% or $138,405 at 6%; with 50% employer match about $138,405 at 4% or $92,270 at 6%; with 100% employer match about $103,804 at 4% or $69,203 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-259$49,335,606$2,150,816$8,304iApproximate average salary by contribution assumption: employee only about $207,608 at 4% or $138,405 at 6%; with 50% employer match about $138,405 at 4% or $92,270 at 6%; with 100% employer match about $103,804 at 4% or $69,203 at 6%.
20172279$41,549,955$646,552$2,317iApproximate average salary by contribution assumption: employee only about $57,935 at 4% or $38,623 at 6%; with 50% employer match about $38,623 at 4% or $25,749 at 6%; with 100% employer match about $28,967 at 4% or $19,312 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-279$41,549,955$646,552$2,317iApproximate average salary by contribution assumption: employee only about $57,935 at 4% or $38,623 at 6%; with 50% employer match about $38,623 at 4% or $25,749 at 6%; with 100% employer match about $28,967 at 4% or $19,312 at 6%.
Emd Serono Inc. Severance Plan-0---
201641,342$43,546,463$32,021,165$23,861iApproximate average salary by contribution assumption: employee only about $596,519 at 4% or $397,680 at 6%; with 50% employer match about $397,680 at 4% or $265,120 at 6%; with 100% employer match about $298,260 at 4% or $198,840 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-309$43,546,463$1,461,769$4,731iApproximate average salary by contribution assumption: employee only about $118,266 at 4% or $78,844 at 6%; with 50% employer match about $78,844 at 4% or $52,563 at 6%; with 100% employer match about $59,133 at 4% or $39,422 at 6%.
Emd Serono Inc. Severance Plan-1,342---
The Ares-Serono Savings and Investment Security Plan-0-$30,559,396-
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,340---
201541,220$304,569,776$33,857,087$27,752iApproximate average salary by contribution assumption: employee only about $693,793 at 4% or $462,529 at 6%; with 50% employer match about $462,529 at 4% or $308,352 at 6%; with 100% employer match about $346,896 at 4% or $231,264 at 6%.
The Ares-Serono Savings and Investment Security Plan-1,214$261,514,737$33,857,087$27,889iApproximate average salary by contribution assumption: employee only about $697,222 at 4% or $464,814 at 6%; with 50% employer match about $464,814 at 4% or $309,876 at 6%; with 100% employer match about $348,611 at 4% or $232,407 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-349$43,055,039--
Emd Serono Inc. Severance Plan-1,208---
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,220---
201441,176$287,089,585$32,718,435$27,822iApproximate average salary by contribution assumption: employee only about $695,545 at 4% or $463,697 at 6%; with 50% employer match about $463,697 at 4% or $309,131 at 6%; with 100% employer match about $347,772 at 4% or $231,848 at 6%.
The Ares-Serono Savings and Investment Security Plan-1,164$247,378,640$32,718,435$28,109iApproximate average salary by contribution assumption: employee only about $702,716 at 4% or $468,477 at 6%; with 50% employer match about $468,477 at 4% or $312,318 at 6%; with 100% employer match about $351,358 at 4% or $234,239 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-389$39,710,945--
Emd Serono Inc. Severance Plan-1,163---
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,176---
201341,204$259,939,197$27,919,041$23,189iApproximate average salary by contribution assumption: employee only about $579,714 at 4% or $386,476 at 6%; with 50% employer match about $386,476 at 4% or $257,651 at 6%; with 100% employer match about $289,857 at 4% or $193,238 at 6%.
The Ares-Serono Savings and Investment Security Plan-1,204$217,007,530$27,919,041$23,189iApproximate average salary by contribution assumption: employee only about $579,714 at 4% or $386,476 at 6%; with 50% employer match about $386,476 at 4% or $257,651 at 6%; with 100% employer match about $289,857 at 4% or $193,238 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-452$42,931,667--
Emd Serono Inc. Severance Plan-1,199---
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,076---
201241,093$207,713,555$25,414,853$23,252iApproximate average salary by contribution assumption: employee only about $581,310 at 4% or $387,540 at 6%; with 50% employer match about $387,540 at 4% or $258,360 at 6%; with 100% employer match about $290,655 at 4% or $193,770 at 6%.
The Ares-Serono Savings and Investment Security Plan-1,082$166,788,762$25,414,853$23,489iApproximate average salary by contribution assumption: employee only about $587,219 at 4% or $391,480 at 6%; with 50% employer match about $391,480 at 4% or $260,986 at 6%; with 100% employer match about $293,610 at 4% or $195,740 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-533$40,924,793--
Emd Serono Inc. Severance Plan-1,093---
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,037---
201141,142$182,773,405$24,939,060$21,838iApproximate average salary by contribution assumption: employee only about $545,951 at 4% or $363,968 at 6%; with 50% employer match about $363,968 at 4% or $242,645 at 6%; with 100% employer match about $272,976 at 4% or $181,984 at 6%.
The Ares-Serono Savings and Investment Security Plan-1,088$135,598,077$24,939,060$22,922iApproximate average salary by contribution assumption: employee only about $573,048 at 4% or $382,032 at 6%; with 50% employer match about $382,032 at 4% or $254,688 at 6%; with 100% employer match about $286,524 at 4% or $191,016 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-643$47,175,328--
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,142---
Emd Serono Inc. Severance Plan-1,096---
201031,195$163,655,780$17,294,573$14,472iApproximate average salary by contribution assumption: employee only about $361,811 at 4% or $241,207 at 6%; with 50% employer match about $241,207 at 4% or $160,805 at 6%; with 100% employer match about $180,906 at 4% or $120,604 at 6%.
The Ares-Serono Savings and Investment Security Plan-1,195$121,236,400$17,294,573$14,472iApproximate average salary by contribution assumption: employee only about $361,811 at 4% or $241,207 at 6%; with 50% employer match about $241,207 at 4% or $160,805 at 6%; with 100% employer match about $180,906 at 4% or $120,604 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-733$42,419,380--
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,147---
200941,086$83,232,516$13,962,035$12,856iApproximate average salary by contribution assumption: employee only about $321,410 at 4% or $214,273 at 6%; with 50% employer match about $214,273 at 4% or $142,849 at 6%; with 100% employer match about $160,705 at 4% or $107,137 at 6%.
The Ares-Serono Savings and Investment Security Plan-981$83,232,516$12,514,624$12,757iApproximate average salary by contribution assumption: employee only about $318,925 at 4% or $212,617 at 6%; with 50% employer match about $212,617 at 4% or $141,745 at 6%; with 100% employer match about $159,463 at 4% or $106,308 at 6%.
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,086---
Serono Laboratories Inc. Employees Retirement Plan-----
EMD SERONO BIOTECH CENTER/RESEARCH CENTER SAVINGS AND INVESTMENT PLAN-128-$1,447,411$11,308iApproximate average salary by contribution assumption: employee only about $282,697 at 4% or $188,465 at 6%; with 50% employer match about $188,465 at 4% or $125,643 at 6%; with 100% employer match about $141,349 at 4% or $94,232 at 6%.
200831,039$67,256,932$12,314,125$11,852iApproximate average salary by contribution assumption: employee only about $296,298 at 4% or $197,532 at 6%; with 50% employer match about $197,532 at 4% or $131,688 at 6%; with 100% employer match about $148,149 at 4% or $98,766 at 6%.
The Ares-Serono Savings and Investment Security Plan-909$56,482,652$10,857,083$11,944iApproximate average salary by contribution assumption: employee only about $298,600 at 4% or $199,066 at 6%; with 50% employer match about $199,066 at 4% or $132,711 at 6%; with 100% employer match about $149,300 at 4% or $99,533 at 6%.
EMD SERONO BIOTECH CENTER/RESEARCH CENTER SAVINGS AND INVESTMENT PLAN-134$10,774,280$1,457,042$10,873iApproximate average salary by contribution assumption: employee only about $271,836 at 4% or $181,224 at 6%; with 50% employer match about $181,224 at 4% or $120,816 at 6%; with 100% employer match about $135,918 at 4% or $90,612 at 6%.
Emd Serono Inc. Consolidated Welfare Benefits Plan-1,039---
20074803$119,447,898$12,387,683$15,427iApproximate average salary by contribution assumption: employee only about $385,669 at 4% or $257,113 at 6%; with 50% employer match about $257,113 at 4% or $171,408 at 6%; with 100% employer match about $192,834 at 4% or $128,556 at 6%.
The Ares-Serono Savings and Investment Security Plan-761$79,108,210$9,821,286$12,906iApproximate average salary by contribution assumption: employee only about $322,644 at 4% or $215,096 at 6%; with 50% employer match about $215,096 at 4% or $143,397 at 6%; with 100% employer match about $161,322 at 4% or $107,548 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-730$23,775,696$2,192,720$3,004iApproximate average salary by contribution assumption: employee only about $75,093 at 4% or $50,062 at 6%; with 50% employer match about $50,062 at 4% or $33,375 at 6%; with 100% employer match about $37,547 at 4% or $25,031 at 6%.
EMD PHARMA/ LEXIGEN SAVINGS AND INVESTMENT PLAN-123$16,563,992$373,677$3,038iApproximate average salary by contribution assumption: employee only about $75,951 at 4% or $50,634 at 6%; with 50% employer match about $50,634 at 4% or $33,756 at 6%; with 100% employer match about $37,975 at 4% or $25,317 at 6%.
Emd Serono Inc. Consolidated Welfare Benefits Plan-803---
20063724$97,677,903$13,157,733$18,174iApproximate average salary by contribution assumption: employee only about $454,342 at 4% or $302,894 at 6%; with 50% employer match about $302,894 at 4% or $201,930 at 6%; with 100% employer match about $227,171 at 4% or $151,447 at 6%.
The Ares-Serono Savings and Investment Security Plan-724$69,745,469$9,979,847$13,784iApproximate average salary by contribution assumption: employee only about $344,608 at 4% or $229,739 at 6%; with 50% employer match about $229,739 at 4% or $153,159 at 6%; with 100% employer match about $172,304 at 4% or $114,869 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-681$27,932,434$3,177,886$4,666iApproximate average salary by contribution assumption: employee only about $116,662 at 4% or $77,775 at 6%; with 50% employer match about $77,775 at 4% or $51,850 at 6%; with 100% employer match about $58,331 at 4% or $38,887 at 6%.
Emd Serono Inc. Consolidated Welfare Benefits Plan-712---
20053738$87,097,916$17,366,998$23,533iApproximate average salary by contribution assumption: employee only about $588,313 at 4% or $392,209 at 6%; with 50% employer match about $392,209 at 4% or $261,472 at 6%; with 100% employer match about $294,156 at 4% or $196,104 at 6%.
The Ares-Serono Savings and Investment Security Plan-727$61,374,801$8,707,966$11,978iApproximate average salary by contribution assumption: employee only about $299,449 at 4% or $199,632 at 6%; with 50% employer match about $199,632 at 4% or $133,088 at 6%; with 100% employer match about $149,724 at 4% or $99,816 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-653$25,723,115$8,659,032$13,260iApproximate average salary by contribution assumption: employee only about $331,510 at 4% or $221,006 at 6%; with 50% employer match about $221,006 at 4% or $147,338 at 6%; with 100% employer match about $165,755 at 4% or $110,503 at 6%.
Emd Serono Inc. Consolidated Welfare Benefits Plan-738---
20043743$69,324,533$11,408,666$15,355iApproximate average salary by contribution assumption: employee only about $383,872 at 4% or $255,914 at 6%; with 50% employer match about $255,914 at 4% or $170,610 at 6%; with 100% employer match about $191,936 at 4% or $127,957 at 6%.
The Ares-Serono Savings and Investment Security Plan-743$51,103,138$7,408,666$9,971iApproximate average salary by contribution assumption: employee only about $249,282 at 4% or $166,188 at 6%; with 50% employer match about $166,188 at 4% or $110,792 at 6%; with 100% employer match about $124,641 at 4% or $83,094 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-663$18,221,395$4,000,000$6,033iApproximate average salary by contribution assumption: employee only about $150,830 at 4% or $100,553 at 6%; with 50% employer match about $100,553 at 4% or $67,035 at 6%; with 100% employer match about $75,415 at 4% or $50,277 at 6%.
Emd Serono Inc. Consolidated Welfare Benefits Plan-708---
20032663$55,116,140$7,400,508$11,162iApproximate average salary by contribution assumption: employee only about $279,054 at 4% or $186,036 at 6%; with 50% employer match about $186,036 at 4% or $124,024 at 6%; with 100% employer match about $139,527 at 4% or $93,018 at 6%.
The Ares-Serono Savings and Investment Security Plan-663$41,042,660$5,972,508$9,008iApproximate average salary by contribution assumption: employee only about $225,208 at 4% or $150,138 at 6%; with 50% employer match about $150,138 at 4% or $100,092 at 6%; with 100% employer match about $112,604 at 4% or $75,069 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-630$14,073,480$1,428,000$2,267iApproximate average salary by contribution assumption: employee only about $56,667 at 4% or $37,778 at 6%; with 50% employer match about $37,778 at 4% or $25,185 at 6%; with 100% employer match about $28,333 at 4% or $18,889 at 6%.
20022589$29,849,387$5,357,536$9,096iApproximate average salary by contribution assumption: employee only about $227,400 at 4% or $151,600 at 6%; with 50% employer match about $151,600 at 4% or $101,067 at 6%; with 100% employer match about $113,700 at 4% or $75,800 at 6%.
The Ares-Serono Savings and Investment Security Plan-589$29,849,387$5,357,536$9,096iApproximate average salary by contribution assumption: employee only about $227,400 at 4% or $151,600 at 6%; with 50% employer match about $151,600 at 4% or $101,067 at 6%; with 100% employer match about $113,700 at 4% or $75,800 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-570---
20012550$42,273,399$6,658,617$12,107iApproximate average salary by contribution assumption: employee only about $302,664 at 4% or $201,776 at 6%; with 50% employer match about $201,776 at 4% or $134,518 at 6%; with 100% employer match about $151,332 at 4% or $100,888 at 6%.
The Ares-Serono Savings and Investment Security Plan-440$32,174,945$4,173,617$9,485iApproximate average salary by contribution assumption: employee only about $237,137 at 4% or $158,092 at 6%; with 50% employer match about $158,092 at 4% or $105,394 at 6%; with 100% employer match about $118,569 at 4% or $79,046 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-550$10,098,454$2,485,000$4,518iApproximate average salary by contribution assumption: employee only about $112,955 at 4% or $75,303 at 6%; with 50% employer match about $75,303 at 4% or $50,202 at 6%; with 100% employer match about $56,477 at 4% or $37,652 at 6%.
20002455$32,728,639$4,317,793$9,490iApproximate average salary by contribution assumption: employee only about $237,241 at 4% or $158,161 at 6%; with 50% employer match about $158,161 at 4% or $105,441 at 6%; with 100% employer match about $118,621 at 4% or $79,080 at 6%.
The Ares-Serono Savings and Investment Security Plan-370$32,728,639$4,317,793$11,670iApproximate average salary by contribution assumption: employee only about $291,743 at 4% or $194,495 at 6%; with 50% employer match about $194,495 at 4% or $129,663 at 6%; with 100% employer match about $145,871 at 4% or $97,248 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-455---
19992370$40,263,737$4,522,906$12,224iApproximate average salary by contribution assumption: employee only about $305,602 at 4% or $203,735 at 6%; with 50% employer match about $203,735 at 4% or $135,823 at 6%; with 100% employer match about $152,801 at 4% or $101,867 at 6%.
The Ares-Serono Savings and Investment Security Plan-370$31,756,198$3,725,885$10,070iApproximate average salary by contribution assumption: employee only about $251,749 at 4% or $167,833 at 6%; with 50% employer match about $167,833 at 4% or $111,888 at 6%; with 100% employer match about $125,874 at 4% or $83,916 at 6%.
Serono Laboratories Inc. Employees Retirement Plan-353$8,507,539$797,021$2,258iApproximate average salary by contribution assumption: employee only about $56,446 at 4% or $37,631 at 6%; with 50% employer match about $37,631 at 4% or $25,087 at 6%; with 100% employer match about $28,223 at 4% or $18,815 at 6%.