Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 2 U.S. retirement plans report holding BlackRock Health Sciences Opps Inst Registered investment company in their Schedule of Assets, totaling $422K 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 | THE BASEBALL CLUB OF SEATTLE, LLLP THE SEATTLE MARINERS 401(K) PLAN | SEATTLE WA | 1,415 | $73.9M | $232K |
| 2 | M&C HOTEL INTERESTS, INC. MILLENNIUM 401(K) PLAN | DENVER CO | 420 | $50.9M | $190K |
