Civic Intelligence

Commonwealth Automosile Reinsurers Aetna Insurance Co Et Al Ptr

Plan context: Insurance Organizations Savings Trust 401K Plan

EIN 04-2572141 • Boston, MA • 93 filings • 28 plans

225 Franklin Street13th FloorBoston, MA 02110
Current Snapshot

Latest Year

2024

2024 Participants

46

2024 Assets

$25,344,953

2024 Contributions

$603,709

Historical Graphs

Total Assets Over Time

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

$28,872,522$14,436,261$0199920122024YearValue
$25,344,953Latest year 2024

Participants Over Time

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

105530199920122024YearValue
46Latest year 2024

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
2024146$25,344,953$603,709$13,124iApproximate average salary by contribution assumption: employee only about $328,103 at 4% or $218,735 at 6%; with 50% employer match about $218,735 at 4% or $145,823 at 6%; with 100% employer match about $164,051 at 4% or $109,368 at 6%.
Insurance Organizations Savings Trust 401K Plan-46$25,344,953$603,709$13,124iApproximate average salary by contribution assumption: employee only about $328,103 at 4% or $218,735 at 6%; with 50% employer match about $218,735 at 4% or $145,823 at 6%; with 100% employer match about $164,051 at 4% or $109,368 at 6%.
2023144$26,277,061$612,535$13,921iApproximate average salary by contribution assumption: employee only about $348,031 at 4% or $232,021 at 6%; with 50% employer match about $232,021 at 4% or $154,681 at 6%; with 100% employer match about $174,016 at 4% or $116,010 at 6%.
Insurance Organizations Savings Trust 401K Plan-44$26,277,061$612,535$13,921iApproximate average salary by contribution assumption: employee only about $348,031 at 4% or $232,021 at 6%; with 50% employer match about $232,021 at 4% or $154,681 at 6%; with 100% employer match about $174,016 at 4% or $116,010 at 6%.
2022146$23,568,433$581,615$12,644iApproximate average salary by contribution assumption: employee only about $316,095 at 4% or $210,730 at 6%; with 50% employer match about $210,730 at 4% or $140,487 at 6%; with 100% employer match about $158,048 at 4% or $105,365 at 6%.
Insurance Organizations Savings Trust 401K Plan-46$23,568,433$581,615$12,644iApproximate average salary by contribution assumption: employee only about $316,095 at 4% or $210,730 at 6%; with 50% employer match about $210,730 at 4% or $140,487 at 6%; with 100% employer match about $158,048 at 4% or $105,365 at 6%.
2021148$28,872,522$573,806$11,954iApproximate average salary by contribution assumption: employee only about $298,857 at 4% or $199,238 at 6%; with 50% employer match about $199,238 at 4% or $132,825 at 6%; with 100% employer match about $149,429 at 4% or $99,619 at 6%.
Insurance Organizations Savings Trust 401K Plan-48$28,872,522$573,806$11,954iApproximate average salary by contribution assumption: employee only about $298,857 at 4% or $199,238 at 6%; with 50% employer match about $199,238 at 4% or $132,825 at 6%; with 100% employer match about $149,429 at 4% or $99,619 at 6%.
2020149$26,092,090$544,968$11,122iApproximate average salary by contribution assumption: employee only about $278,045 at 4% or $185,363 at 6%; with 50% employer match about $185,363 at 4% or $123,576 at 6%; with 100% employer match about $139,022 at 4% or $92,682 at 6%.
Insurance Organizations Savings Trust 401K Plan-49$26,092,090$544,968$11,122iApproximate average salary by contribution assumption: employee only about $278,045 at 4% or $185,363 at 6%; with 50% employer match about $185,363 at 4% or $123,576 at 6%; with 100% employer match about $139,022 at 4% or $92,682 at 6%.
2019150$22,393,823$505,735$10,115iApproximate average salary by contribution assumption: employee only about $252,868 at 4% or $168,578 at 6%; with 50% employer match about $168,578 at 4% or $112,386 at 6%; with 100% employer match about $126,434 at 4% or $84,289 at 6%.
Insurance Organizations Savings Trust 401K Plan-50$22,393,823$505,735$10,115iApproximate average salary by contribution assumption: employee only about $252,868 at 4% or $168,578 at 6%; with 50% employer match about $168,578 at 4% or $112,386 at 6%; with 100% employer match about $126,434 at 4% or $84,289 at 6%.
2018151$18,461,408$475,492$9,323iApproximate average salary by contribution assumption: employee only about $233,084 at 4% or $155,390 at 6%; with 50% employer match about $155,390 at 4% or $103,593 at 6%; with 100% employer match about $116,542 at 4% or $77,695 at 6%.
Insurance Organizations Savings Trust 401K Plan-51$18,461,408$475,492$9,323iApproximate average salary by contribution assumption: employee only about $233,084 at 4% or $155,390 at 6%; with 50% employer match about $155,390 at 4% or $103,593 at 6%; with 100% employer match about $116,542 at 4% or $77,695 at 6%.
2017152$19,104,773$411,151$7,907iApproximate average salary by contribution assumption: employee only about $197,669 at 4% or $131,779 at 6%; with 50% employer match about $131,779 at 4% or $87,853 at 6%; with 100% employer match about $98,834 at 4% or $65,890 at 6%.
Insurance Organizations Savings Trust 401K Plan-52$19,104,773$411,151$7,907iApproximate average salary by contribution assumption: employee only about $197,669 at 4% or $131,779 at 6%; with 50% employer match about $131,779 at 4% or $87,853 at 6%; with 100% employer match about $98,834 at 4% or $65,890 at 6%.
2016152$17,450,495$437,119$8,406iApproximate average salary by contribution assumption: employee only about $210,153 at 4% or $140,102 at 6%; with 50% employer match about $140,102 at 4% or $93,401 at 6%; with 100% employer match about $105,077 at 4% or $70,051 at 6%.
Insurance Organizations Savings Trust 401K Plan-52$17,450,495$437,119$8,406iApproximate average salary by contribution assumption: employee only about $210,153 at 4% or $140,102 at 6%; with 50% employer match about $140,102 at 4% or $93,401 at 6%; with 100% employer match about $105,077 at 4% or $70,051 at 6%.
2015151$16,104,950$418,127$8,199iApproximate average salary by contribution assumption: employee only about $204,964 at 4% or $136,643 at 6%; with 50% employer match about $136,643 at 4% or $91,095 at 6%; with 100% employer match about $102,482 at 4% or $68,321 at 6%.
Insurance Organizations Savings Trust 401K Plan-51$16,104,950$418,127$8,199iApproximate average salary by contribution assumption: employee only about $204,964 at 4% or $136,643 at 6%; with 50% employer match about $136,643 at 4% or $91,095 at 6%; with 100% employer match about $102,482 at 4% or $68,321 at 6%.
2014154$16,310,240$492,594$9,122iApproximate average salary by contribution assumption: employee only about $228,053 at 4% or $152,035 at 6%; with 50% employer match about $152,035 at 4% or $101,357 at 6%; with 100% employer match about $114,026 at 4% or $76,018 at 6%.
Insurance Organizations Savings Trust 401K Plan-54$16,310,240$492,594$9,122iApproximate average salary by contribution assumption: employee only about $228,053 at 4% or $152,035 at 6%; with 50% employer match about $152,035 at 4% or $101,357 at 6%; with 100% employer match about $114,026 at 4% or $76,018 at 6%.
2013159$16,595,524$465,996$7,898iApproximate average salary by contribution assumption: employee only about $197,456 at 4% or $131,637 at 6%; with 50% employer match about $131,637 at 4% or $87,758 at 6%; with 100% employer match about $98,728 at 4% or $65,819 at 6%.
Insurance Organizations Savings Trust 401K Plan-59$16,595,524$465,996$7,898iApproximate average salary by contribution assumption: employee only about $197,456 at 4% or $131,637 at 6%; with 50% employer match about $131,637 at 4% or $87,758 at 6%; with 100% employer match about $98,728 at 4% or $65,819 at 6%.
2012158$14,174,825$490,013$8,449iApproximate average salary by contribution assumption: employee only about $211,213 at 4% or $140,808 at 6%; with 50% employer match about $140,808 at 4% or $93,872 at 6%; with 100% employer match about $105,606 at 4% or $70,404 at 6%.
Insurance Organizations Savings Trust 401K Plan-58$14,174,825$490,013$8,449iApproximate average salary by contribution assumption: employee only about $211,213 at 4% or $140,808 at 6%; with 50% employer match about $140,808 at 4% or $93,872 at 6%; with 100% employer match about $105,606 at 4% or $70,404 at 6%.
2011159$13,334,559$506,151$8,579iApproximate average salary by contribution assumption: employee only about $214,471 at 4% or $142,981 at 6%; with 50% employer match about $142,981 at 4% or $95,320 at 6%; with 100% employer match about $107,235 at 4% or $71,490 at 6%.
Insurance Organizations Savings Trust 401K Plan-59$13,334,559$506,151$8,579iApproximate average salary by contribution assumption: employee only about $214,471 at 4% or $142,981 at 6%; with 50% employer match about $142,981 at 4% or $95,320 at 6%; with 100% employer match about $107,235 at 4% or $71,490 at 6%.
2010163$14,549,768$823,926$13,078iApproximate average salary by contribution assumption: employee only about $326,955 at 4% or $217,970 at 6%; with 50% employer match about $217,970 at 4% or $145,313 at 6%; with 100% employer match about $163,477 at 4% or $108,985 at 6%.
Insurance Organizations Savings Trust 401K Plan-63$14,549,768$823,926$13,078iApproximate average salary by contribution assumption: employee only about $326,955 at 4% or $217,970 at 6%; with 50% employer match about $217,970 at 4% or $145,313 at 6%; with 100% employer match about $163,477 at 4% or $108,985 at 6%.
2009684$13,966,063$931,629$11,091iApproximate average salary by contribution assumption: employee only about $277,271 at 4% or $184,847 at 6%; with 50% employer match about $184,847 at 4% or $123,231 at 6%; with 100% employer match about $138,635 at 4% or $92,424 at 6%.
Insurance Organizations Savings Trust 401K Plan-84$13,966,063$931,629$11,091iApproximate average salary by contribution assumption: employee only about $277,271 at 4% or $184,847 at 6%; with 50% employer match about $184,847 at 4% or $123,231 at 6%; with 100% employer match about $138,635 at 4% or $92,424 at 6%.
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-----
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-----
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-----
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-----
Commonwealth Automobile Reinsurecs Delta Dental-----
2008288$11,270,855$987,928$11,226iApproximate average salary by contribution assumption: employee only about $280,661 at 4% or $187,108 at 6%; with 50% employer match about $187,108 at 4% or $124,738 at 6%; with 100% employer match about $140,331 at 4% or $93,554 at 6%.
Insurance Organizations Savings Trust 401K Plan-88$11,270,855$987,928$11,226iApproximate average salary by contribution assumption: employee only about $280,661 at 4% or $187,108 at 6%; with 50% employer match about $187,108 at 4% or $124,738 at 6%; with 100% employer match about $140,331 at 4% or $93,554 at 6%.
Commonwealth Automobile Reinsurers-70---
2007898$15,292,272$1,047,104$10,685iApproximate average salary by contribution assumption: employee only about $267,118 at 4% or $178,079 at 6%; with 50% employer match about $178,079 at 4% or $118,719 at 6%; with 100% employer match about $133,559 at 4% or $89,039 at 6%.
Insurance Organizations Savings Trust 401K Plan-98$15,292,272$1,047,104$10,685iApproximate average salary by contribution assumption: employee only about $267,118 at 4% or $178,079 at 6%; with 50% employer match about $178,079 at 4% or $118,719 at 6%; with 100% employer match about $133,559 at 4% or $89,039 at 6%.
Commonwealth Automobile Reinsurers-73---
Commonwealth Automolbile Reinsurers Ltd-86---
Commonwealth Automobile Reinsurecs Delta Dental-93---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-42---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-38---
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-4---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
2006999$15,116,772$1,011,539$10,218iApproximate average salary by contribution assumption: employee only about $255,439 at 4% or $170,293 at 6%; with 50% employer match about $170,293 at 4% or $113,529 at 6%; with 100% employer match about $127,720 at 4% or $85,146 at 6%.
Insurance Organizations Savings Trust 401K Plan-99$15,116,772$1,011,539$10,218iApproximate average salary by contribution assumption: employee only about $255,439 at 4% or $170,293 at 6%; with 50% employer match about $170,293 at 4% or $113,529 at 6%; with 100% employer match about $127,720 at 4% or $85,146 at 6%.
Commonwealth Automobile Reinsurers-77---
Commonwealth Automobile Reinsurecs Delta Dental-93---
Commonwealth Automolbile Reinsurers Ltd-95---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-4---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-41---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-47---
Commonwealth Automobile Reinsurers-77---
2005999$13,387,710$971,374$9,812iApproximate average salary by contribution assumption: employee only about $245,296 at 4% or $163,531 at 6%; with 50% employer match about $163,531 at 4% or $109,021 at 6%; with 100% employer match about $122,648 at 4% or $81,765 at 6%.
Insurance Organizations Savings Trust 401K Plan-99$13,387,710$971,374$9,812iApproximate average salary by contribution assumption: employee only about $245,296 at 4% or $163,531 at 6%; with 50% employer match about $163,531 at 4% or $109,021 at 6%; with 100% employer match about $122,648 at 4% or $81,765 at 6%.
Commonwealth Automobile Reinsurers-72---
Commonwealth Automobile Reinsurecs Delta Dental-95---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-42---
Commonwealth Automolbile Reinsurers Ltd-95---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-4---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-49---
Commonwealth Automobile Reinsurers-0---
20047100$12,497,540$943,566$9,436iApproximate average salary by contribution assumption: employee only about $235,892 at 4% or $157,261 at 6%; with 50% employer match about $157,261 at 4% or $104,841 at 6%; with 100% employer match about $117,946 at 4% or $78,631 at 6%.
Insurance Organizations Savings Trust 401K Plan-99$12,497,540$943,566$9,531iApproximate average salary by contribution assumption: employee only about $238,274 at 4% or $158,849 at 6%; with 50% employer match about $158,849 at 4% or $105,900 at 6%; with 100% employer match about $119,137 at 4% or $79,425 at 6%.
Commonwealth Automobile Reinsurecs Delta Dental-100---
Commonwealth Automolbile Reinsurers Ltd-99---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-43---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-57---
Commonwealth Automobile Reinsurers-83---
20037105$10,630,658$970,950$9,247iApproximate average salary by contribution assumption: employee only about $231,179 at 4% or $154,119 at 6%; with 50% employer match about $154,119 at 4% or $102,746 at 6%; with 100% employer match about $115,589 at 4% or $77,060 at 6%.
Insurance Organizations Savings Trust 401K Plan-105$10,630,658$970,950$9,247iApproximate average salary by contribution assumption: employee only about $231,179 at 4% or $154,119 at 6%; with 50% employer match about $154,119 at 4% or $102,746 at 6%; with 100% employer match about $115,589 at 4% or $77,060 at 6%.
Commonwealth Automolbile Reinsurers Ltd-101---
Commonwealth Automobile Reinsurers-85---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-56---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-40---
Commonwealth Automobile Reinsurecs Delta Dental-101---
20027105$8,890,003$825,208$7,859iApproximate average salary by contribution assumption: employee only about $196,478 at 4% or $130,985 at 6%; with 50% employer match about $130,985 at 4% or $87,324 at 6%; with 100% employer match about $98,239 at 4% or $65,493 at 6%.
Insurance Organizations Savings Trust 401K Plan-105$8,890,003$825,208$7,859iApproximate average salary by contribution assumption: employee only about $196,478 at 4% or $130,985 at 6%; with 50% employer match about $130,985 at 4% or $87,324 at 6%; with 100% employer match about $98,239 at 4% or $65,493 at 6%.
Commonwealth Automobile Reinsurecs Delta Dental-102---
Commonwealth Automolbile Reinsurers Ltd-104---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-43---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-56---
Commonwealth Automobile Reinsurers-83---
20018105$0$0-
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-57---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-42---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-0---
Commonwealth Automobile Reinsurers-87---
Commonwealth Automobile Reinsurecs Delta Dental-100---
Commonwealth Automolbile Reinsurers Ltd-0---
Insurance Organizations Savings Trust 401K Plan-105---
20008102$10,050,594$932,738$9,144iApproximate average salary by contribution assumption: employee only about $228,612 at 4% or $152,408 at 6%; with 50% employer match about $152,408 at 4% or $101,605 at 6%; with 100% employer match about $114,306 at 4% or $76,204 at 6%.
Insurance Organizations Savings Trust 401K Plan-99$10,050,594$932,738$9,422iApproximate average salary by contribution assumption: employee only about $235,540 at 4% or $157,027 at 6%; with 50% employer match about $157,027 at 4% or $104,684 at 6%; with 100% employer match about $117,770 at 4% or $78,513 at 6%.
Commonwealth Automobile Reinsurers-89---
Commonwealth Automolbile Reinsurers Ltd-102---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Massachusetts Medex-0---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-40---
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-0---
Commonwealth Automobile Reinsurecs Delta Dental-98---
19997103$11,299,010$664,385$6,450iApproximate average salary by contribution assumption: employee only about $161,258 at 4% or $107,506 at 6%; with 50% employer match about $107,506 at 4% or $71,670 at 6%; with 100% employer match about $80,629 at 4% or $53,753 at 6%.
Insurance Organizations Savings Trust 401K Plan-103$11,299,010$664,385$6,450iApproximate average salary by contribution assumption: employee only about $161,258 at 4% or $107,506 at 6%; with 50% employer match about $107,506 at 4% or $71,670 at 6%; with 100% employer match about $80,629 at 4% or $53,753 at 6%.
Commonwealth Automobile Reinsurers-94---
Commonwealth Automobile Reinsurers Blue Cross Blue Sheild of Mass Vip-0---
Commonwealth Automolbile Reinsurers Ltd-99---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Hmo Blue-38---
Commonwealth Automobile Reinsurers Blue Cross Blue Shield of Mass Blue Choice-56---
Commonwealth Automobile Reinsurecs Delta Dental-99---