Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 28 U.S. retirement plans report holding Vanguard Vanguard Wellington Fund Admiral Shares - in their Schedule of Assets, totaling $389.1M 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 | BOARD OF TRUSTEES IUOE LOCAL 399 DEFERRED COMPENSATION SAVINGS PLAN IUOE LOCAL 399 PARTICIPATING EMPLOYERS DEFERRED COMPENSATION EMPLOYEE SAVINGS PLAN | CHICAGO IL | 7,078 | $345.8M | $111.8M |
| 2 | SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC ONSEMI 401(K) PLAN | SCOTTSDALE AZ | 3,794 | $1.3B | $66.2M |
| 3 | ON SEMICONDUCTOR CORPORATION |
SCOTTSDALE AZ |
| 3,995 |
| $1.2B |
| $65.2M |
| 4 | BLOCK COMMUNICATIONS, INC. BLOCK COMMUNICATIONS SAVINGS PLAN | TOLEDO OH | 1,232 | $210.6M | $29.8M |
| 5 | UNIVERSITY OF RICHMOND UNIVERSITY OF RICHMOND DEFINED CONTRIBUTION RETIREMENT PLAN | RICHMOND VA | 1,880 | $685.5M | $25.4M |
| 6 | JACKSON WALKER LLP JACKSON WALKER LLP QUALIFIED RETIREMENT PLAN I | DALLAS TX | 490 | $309.0M | $17.6M |
| 7 | ASTRONICS CORPORATION ATRO COMPANIES PROFIT SHARING/401(K) PLAN | EAST AURORA NY | 1,886 | $325.3M | $14.5M |
| 8 | JACKSON WALKER LLP JACKSON WALKER LLP QUALIFIED RETIREMENT PLAN II | DALLAS TX | 514 | $207.0M | $12.7M |
| 9 | LANGAN LLC LANGAN ENGINEERING & ENVIRONMENTAL SERVICES SALARY SAVINGS PLAN & TRUST | PARSIPPANY NJ | 1,760 | $333.3M | $12.1M |
| 10 | LANGAN ENGR., ENVIR., SURV., LAND. ARCH. & GEOLOGY, D.P.C. LANGAN ENGINEERING & ENVIRONMENTAL SERVICES SALARY SAVINGS PLAN & TRUST | PARSIPPANY NJ | 1,638 | $225.1M | $10.5M |
