Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 16 U.S. retirement plans report holding MFS Mid-Cap Growth R3 Mutual Fund - in their Schedule of Assets, totaling $9.5M in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
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| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | STAFFMARK GROUP LLC STAFFMARK GROUP LLC RETIREMENT SAVINGS PLAN FOR CONTRACT EMPLOYEES | CINCINNATI OH | 0 | $56.7M | $2.7M |
| 2 | STAFFMARK GROUP, LLC STAFFMARK GROUP, LLC RETIREMENT SAVINGS PLAN FOR STAFF EMPLOYEES | CINCINNATI OH | 0 | $42.8M | $1.7M |
| 3 | HOLLINGSWORTH & VOSE COMPANY HOLLINGSWORTH & VOSE COMPANY (SALARIED) SAVINGS PLAN | EAST WALPOLE MA | 590 | $120.0M | $1.6M |
| 4 | JVCKENWOOD USA CORPORATION JKUSA 401(K) PLAN | LONG BEACH CA | 146 | $64.7M | $1.1M |
| 5 | PIERCE ALUMINUM CO., INC. PIERCE ALUMINUM CO., INC. 401(K) & PROFIT SHARING PLAN | FRANKLIN MA | 181 | $23.6M | $838K |
| 6 | JUSTICE RESOURCE INSTITUTE, INC. 403(B) PLAN FOR EMPLOYEES OF JRI | NEEDHAM MA | 85 | $14.2M | $315K |
| 7 | BOSAK MOTOR SALES INC BOSAK MOTOR SALES, INC. 401(K) PROFIT SHARING PLAN | MERRILLVILLE IN | 351 | $16.5M | $285K |
| 8 | T & A SUPPLY COMPANY, INC. T & A SUPPLY COMPANY, INC. 401(K) PROFIT SHARING PLAN AND TRUST | KENT WA | 299 | $34.0M | $170K |
| 9 | TRI-UNION FROZEN PRODUCTS, INC. CHICKEN OF THE SEA FROZEN FOODS SAVINGS INVESTMENT PLAN | EL SEGUNDO CA | 112 | $20.7M | $143K |
| 10 | KARMA AUTOMOTIVE, INC. KARMA AUTOMOTIVE, INC. RETIREMENT PLAN | IRVINE CA | 249 | $34.6M | $138K |
