Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding BLACKROCK TREASURY US 15 YR KEY RATE FEDERAL RESERVE MUTUAL FUND in their Schedule of Assets, totaling $107.3M 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 | WILLIS TOWERS WATSON US LLC WILLIS TOWERS WATSON PENSION PLAN FOR U.S. EMPLOYEES | ARLINGTON VA | 10,188 | $2.8B | $107.3M |
