Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 9 U.S. retirement plans report holding UNITED STATES TREASURY 4.5% US GOVERNMENT SECURITIES in their Schedule of Assets, totaling $13.1M 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 | WESTERN ASSET MANAGEMENT COMPANY, LLC WESTERN ASSET US LONG DURATION, L.L.C. | PASADENA CA | — | $162.4M | $4.5M |
| 2 | WESTERN ASSET MANAGEMENT COMPANY, LLC WESTERN ASSET TOTAL RETURN UNCONSTRAINED (TRU) BOND, L.L.C. | PASADENA CA | — | $795.1M | $2.9M |
| 3 | CONSOLIDATED NUCLEAR SECURITY, LLC |
OAK RIDGE TN |
| — |
| $1.5B |
| $1.7M |
| 4 | PANTEXAS DETERRENCE, LLC DEFINED BENEFIT PLANS MTIA | AMARILLO TX | — | $402.6M | $1.5M |
| 5 | WESTERN ASSET MANAGEMENT COMPANY, LLC WESTERN ASSET US CORE PLUS, L.L.C. | PASADENA CA | — | $1.9B | $1.3M |
| 6 | WESTERN ASSET MANAGEMENT COMPANY, LLC WESTERN ASSET US INTERMEDIATE PLUS, L.L.C. | PASADENA CA | — | $357.9M | $1.1M |
| 7 | INTERNATIONAL BROTHERHOOD OF ELECTRICAL WORKERS UNION ELECTRICAL INDUSTRY MASTER TRUST | WASHINGTON DC | — | $819.7M | $47K |
| 8 | BOARD OF TRUSTEES OF ROOFERS PENSION FUND ROOFERS PENSION FUND | OAK BROOK IL | 2,046 | $529.5M | $37K |
| 9 | CATERPILLAR INC. CATERPILLAR INC. GROUP INSURANCE MASTER TRUST | IRVING TX | — | $88.0M | $15K |
