Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 281 U.S. retirement plans report holding Mfs Mid Cap Growth R6 in their Schedule of Assets, totaling $182.8M in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | SAMSUNG ELECTRONICS AMERICA, INC. SAMSUNG 401(K) PLAN | ENGLEWOOD CLIFFS NJ | 13,861 | $3.1B | $22.6M |
| 2 | CHILDREN'S HOSPITAL OF CHICAGO MEDICAL CENTER ANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO RETIREMENT SAVINGS PLAN | CHICAGO IL | 7,037 | $1.1B | $10.0M |
| 3 | GREATER BALTIMORE MEDICAL CENTER, INC. |
BALTIMORE MD |
| 4,340 |
| $292.3M |
| $9.5M |
| 4 | SUBURBAN PROPANE L.P. SUBURBAN PROPANE RETIREMENT SAVINGS AND INVESTMENT PLAN | WHIPPANY NJ | 3,361 | $254.0M | $8.5M |
| 5 | MLMIC SERVICES, INC. MLMIC DEFERRED PROFIT SHARING AND 401(K) PLAN | ALBANY NY | 239 | $186.9M | $6.5M |
| 6 | RED THREAD SPACES LLC RED THREAD SPACES LLC 401(K) PLAN | BOSTON MA | 328 | $58.0M | $4.9M |
| 7 | RISK MANAGEMENT FOUNDATION OF THE HARVARD MEDICAL INSTITUTIONS, INC. RMF 401K RETIREMENT PLAN | BOSTON MA | 174 | $83.9M | $4.5M |
| 8 | DESE RESEARCH, INC. DESE RESEARCH, INC. PROFIT SHARING PLAN | HUNTSVILLE AL | 66 | $70.7M | $4.0M |
| 9 | MIZKAN AMERICA, INC. MIZKAN AMERICA, INC. RETIREMENT SAVINGS PLAN | MT PROSPECT IL | 1,123 | $124.1M | $3.9M |
| 10 | DP WORLD CL HOLDING AMERICAS INC. SYNCREON EMPLOYEES 401(K) PLAN | AUBURN HILLS MI | 3,189 | $80.4M | $3.9M |
