Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 2 U.S. retirement plans report holding Mass Mutual MM MID CAP GRTH I in their Schedule of Assets, totaling $3.5M 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 | BOEING EMPLOYEES CREDIT UNION BOEING EMPLOYEES' CREDIT UNION 401(K) PLAN | TUKWILA WA | 3,228 | $379.5M | $3.5M |
| 2 | STARREZ, INC. STARREZ 401(K) PROFIT SHARING PLAN | GREENWOOD VILLAGE CO | 188 | $11.7M | $24K |
