401(k) · DOL Form 5500 · 2023

The Guardian Life Insurance Company of America 401(k) Plan

Data updated 2026-08-11

$404M
Total assets: 2,377
Participants: 97th
Percentile by assets: $170,011
Avg per participant

Official DOL plan name: Guardian Cooperative Investment Plan · Sponsored by The Guardian Life Insurance Company of America · New York · Finance & Insurance

$404M in assets, 2,377 participants

The Guardian Life Insurance Company of America's Guardian Cooperative Investment Plan reported $404M in total assets and 2,377 participants in its 2023 DOL Form 5500 filing, ranking in the 97th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

97th percentile by assets (of 127,072 plans)
#8,408 in Finance & Insurance (8,869 peers)

Coverage in New York

Guardian Cooperative Investment Plan covers 2,377 participants in New York, 3.0x the typical New York plan (state average ~798 per filing). Assets: $404M.

$404M
total plan assets (2023 EOY): 2,377
covered participants: 97th
percentile by assets (of 127,072 plans): $170,011
avg assets per participant

Where Guardian Cooperative Investment Plan sits by total assets

Guardian Cooperative Investment Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$404,115,185 Top 3% higher than 97% of 127,068 filed plans

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Guardian Cooperative Investment Plan reported net income rose from -$81M in the plan year 2022 filing to $45M in the plan year 2023 filing.
Guardian Cooperative Investment Plan end-of-year assets rose from $359M in the plan year 2022 filing to $404M in the plan year 2023 filing.
Guardian Cooperative Investment Plan reported participants fell from 2,401 in the plan year 2022 filing to 2,377 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State

New York

Industry

Finance & Insurance

Participants vs New York filers

In New York, the average filing covers about 798 participants across 9,061 plans. Guardian Cooperative Investment Plan reports 2,377 participants - 3.0x that state average ($404M EOY assets).

New York filing particulars

Total Assets (Beginning of Year)	$359M
Net Assets (End of Year)	$404M
Net Income	$45M
Employer EIN	135123390
Plan Effective Date	1970-10-01
Filing Status	FILING RECEIVED

Sponsor Plan History (The Guardian Life Insurance Company of America)

Total plan assets by year, all The Guardian Life Insurance Company of America plans on file

Year	Plans	Participants	Total Assets
2022	5	13,971	$3.7B
2023	5	13,791	$3.9B
2024	5	12,888	$4.0B

Nearby 401(k) Plans in New York

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Guardian Cooperative Investment Plan vs. nearby 401(k) plans in New York, assets vs. participants

IBM 401 (K) Plus Plan $57.4B · 54,912
Pfizer Savings Plan $19.6B · 30,033
Morgan Stanley 401(k) Plan $19.2B · 55,363
The Pepsico Savings Plan $13.7B · 133,597
The Goldman Sachs 401(k) Plan $11.4B · 24,866

Compare Guardian Cooperative Investment Plan side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Guardian Cooperative Investment Plan by total assets, not by location.

Dunn 401(k) Retirement Plan (MO) $404M · 2,974
Arizona Pipe Trades Defined Contribution Pension Plan (AZ) $404M · 5,016
The Broad Institute, Inc. 401(k) Retirement Plan (MA) $404M · 2,130
Karl Storz Endoscopy-America, Inc. Employee Savings Plan (CA) $404M · 2,109

Frequently Asked Questions

How did Guardian Cooperative Investment Plan assets move in 2023? ▼

Guardian Cooperative Investment Plan grew at a solid clip - up 12.6% during 2023, from $359M to $404M. Reported net income was $45M.

How have The Guardian Life Insurance Company of America plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), The Guardian Life Insurance Company of America's sponsor-wide assets grew 10.1%, from $3.7B to $4.0B.

Where does Guardian Cooperative Investment Plan rank by assets among Form 5500 filers? ▼

Guardian Cooperative Investment Plan ranks in the 97th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).

Which 401(k) plans are similar in size to Guardian Cooperative Investment Plan? ▼

Among 401(k) plans in other states, the closest by assets is Dunn 401(k) Retirement Plan in MO ($404M, 2,974 participants).

Next read for Guardian Cooperative Investment Plan

Filing takeaways

Ways to act on Guardian Cooperative Investment Plan's numbers.

By total assets, Guardian Cooperative Investment Plan ranks in the top 5% of all filed plans by assets. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in New York. Compare plans
The Guardian Life Insurance Company of America's sponsor-wide assets have grown 10.1% since 2022 across 3 plan years on file. More Finance & Insurance plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 135123390.