Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding Vanguard Institutional Index Inst. Shares Registered Investment Company in their Schedule of Assets, totaling $24.3M 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 | WESCOM CENTRAL CREDIT UNION WESCOM CREDIT UNION 401(K) RETIREMENT PLAN | PASADENA CA | 972 | $178.1M | $24.3M |
