Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 17 U.S. retirement plans report holding MassMutual S&P 500 Index Fund ^ in their Schedule of Assets, totaling $48.4M in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
Open any plan below to unlock verified email + phone for its decision-makers — the Form 5500 signer, CFO, and HR & Benefits leads.
| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | INTERPACE BIOSCIENCES INTERPACE BIOSCIENCES 401(K) PLAN | PARSIPPANY NJ | 83 | $40.2M | $8.4M |
| 2 | PACIFIC PACKAGING PRODUCTS, INC. PACIFIC PACKAGING PRODUCTS 401(K) PROFIT SHARING PLAN | WILMINGTON MA | 144 | $45.6M | $6.8M |
| 3 | GONSALVES & SANTUCCI, INC. GONSALVES & SANTUCCI, INC. 401(K) PLAN |
CONCORD CA |
| 203 |
| $72.6M |
| $6.6M |
| 4 | ACHIEVA CREDIT UNION ACHIEVA CREDIT UNION 401(K) SAVINGS PLAN | DUNEDIN FL | 499 | $46.3M | $6.4M |
| 5 | BOARD OF TRUSTEES SHEET METAL WORKERS' LOCAL 88 401(K) PLAN | LAS VEGAS NV | 3,003 | $80.1M | $5.8M |
| 6 | OKLAHOMA SURGICAL HOSPITAL, LLC OKLAHOMA SURGICAL HOSPITAL, LLC 401(K) PLAN | TULSA OK | 308 | $33.7M | $3.3M |
| 7 | J&L BUILDING MATERIALS INC. J&L BUILDING MATERIALS INC. 401(K) PROFIT SHARING PLAN | FRAZER PA | 149 | $25.6M | $2.5M |
| 8 | COPELAND BUHL & COMPANY PLLP COPELAND BUHL & COMPANY, PLLP PROFIT SHARING PLAN | PLYMOUTH MN | 111 | $23.4M | $2.3M |
| 9 | SAMSON MANAGEMENT SAMSON MANAGEMENT 401(K) SAVINGS PLAN | FOREST HILLS NY | 79 | $21.4M | $1.7M |
| 10 | ROCK OF AGES CORPORATION SWENSON GRANITE UNION 401(K) PLAN | GRANITEVILLE VT | 164 | $11.2M | $1.2M |
