Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 48 U.S. retirement plans report holding Massmutual mid cap growth I in their Schedule of Assets, totaling $109.6M 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 | TRUSTEES OF PIPE FITTERS ASSOCIATION LOCAL 597 PIPE FITTERS ASSOCIATION L.U. 597, U.A. 401(K) PLA | CHICAGO IL | 9,410 | $2.5B | $77.0M |
| 2 | RESEARCH FOUNDATION OF THE CITY UNIVERSITY OF NEW YORK RESEARCH FOUNDATION OF THE CITY UNIVERSITY OF NEW YORK DEFINED CONTRIBUTION RETIREMENT PLAN | NEW YORK NY | 12,450 | $929.2M | $6.7M |
| 3 |
PHILADELPHIA PA |
| 2,380 |
| $553.5M |
| $3.7M |
| 4 | LANCO INTERNATIONAL, INC. LANCO INTERNATIONAL, INC. EMPLOYEES' 401(K) RETIREMENT SAVINGS PROGRAM | HAZEL CREST IL | 713 | $117.1M | $2.8M |
| 5 | LEK CONSULTING LLC LEK CONSULTING 401(K) PLAN | BOSTON MA | 683 | $190.2M | $2.5M |
| 6 | COLUMBIA CONSTRUCTION COMPANY COLUMBIA CONSTRUCTION COMPANY 401(K) PLAN | NORTH READING MA | 215 | $53.0M | $2.2M |
| 7 | BAILLIE LUMBER CO., L.P. BAILLIE LUMBER CO., L.P. 401(K) PLAN | HAMBURG NY | 861 | $78.8M | $2.2M |
| 8 | ATLANTA GASTROENTEROLOGY ASSOCIATES UNITED DIGESTIVE 401(K) PLAN | ATLANTA GA | 1,482 | $91.3M | $2.0M |
| 9 | SHOE SHOW, INC. SHOE SHOW RETIREMENT SAVINGS PLAN | CONCORD NC | 3,155 | $49.4M | $2.0M |
| 10 | GREENSPOON MARDER, LLP GREENSPOON MARDER 401(K) PLAN | FT. LAUDERDALE FL | 504 | $89.2M | $1.3M |
