Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 155 U.S. retirement plans report holding Vanguard Mid-cap Index Fund in their Schedule of Assets, totaling $412.8M 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 | COMERICA INCORPORATED COMERICA INCORPORATED PREFERRED SAVINGS PLAN | DALLAS TX | 7,885 | $2.0B | $82.0M |
| 2 | TRAPEZE SOFTWARE GROUP, INC. CONSTELLATION SOFTWARE (U.S.A.) INC. RETIREMENT SAVINGS PLAN | ROSEMONT IL | 12,026 | $1.4B | $39.3M |
| 3 | DPR CONSTRUCTION DPR CONSTRUCTION RETIREMENT SAVINGS PLAN |
SANTA CLARA CA |
| 8,307 |
| $1.1B |
| $37.1M |
| 4 | HOWARD HUGHES MEDICAL INSTITUTE HOWARD HUGHES MEDICAL INSTITUTE RETIREMENT SAVINGS PLAN | CHEVY CHASE MD | 2,784 | $2.0B | $23.3M |
| 5 | ST. LUKE'S HEALTH NETWORK, INC. ST. LUKE'S HEALTH NETWORK 403(B) PLAN | ALLENTOWN PA | 20,984 | $810.2M | $17.0M |
| 6 | BIO-TECHNE CORPORATION BIO-TECHNE CORPORATION AND AFFILIATES PROFIT SHARING AND SAVINGS PLAN | MINNEAPOLIS MN | 2,226 | $355.1M | $13.0M |
| 7 | OAKTREE CAPITAL MANAGEMENT OAKTREE CAPITAL MANAGEMENT, L. P. 401(K) SAVINGS PLAN | LOS ANGELES CA | 922 | $404.1M | $10.8M |
| 8 | THE CHENEGA CORPORATION CHENEGA CORPORATION 401(K) PROFIT SHARING PLAN AND TRUST | ANCHORAGE AK | 7,864 | $451.4M | $10.1M |
| 9 | JOHN SNOW, INC. JOHN SNOW, INC. RETIREMENT SAVINGS PLAN | BOSTON MA | 693 | $180.9M | $9.5M |
| 10 | MOOG, INC. MOOG INC. RETIREMENT SAVINGS PLAN | EAST AURORA NY | 5,525 | $677.7M | $9.4M |
