Who Owns BOOST RUN INC (BRUN)? -- Institutional Holders (2026-06-30)
83 institutions reported holding $727.9M of BOOST RUN INC (BRUN) in SEC 13F filings for 2026-06-30. Largest institutional holders: TOMS Capital Investment Management LP ($121.3M), CITADEL ADVISORS LLC ($73.4M), FMR LLC ($69.2M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($50.8M), D. E. Shaw & Co., Inc. ($48.5M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | TOMS Capital Investment Management LP | $121.3M | 3.1M | New |
| 2 | CITADEL ADVISORS LLC | $73.4M | 1.9M | New |
| 3 | FMR LLC | $69.2M | 1.8M | New |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $50.8M | 1.3M | New |
| 5 | D. E. Shaw & Co., Inc. | $48.5M | 1.3M | New |
| 6 | UBS Group AG | $35.2M | 907,943 | New |
| 7 | AWM Investment Company, Inc. | $31.6M | 813,739 | New |
| 8 | Capricorn Fund Managers Ltd | $29.1M | 750,000 | New |
| 9 | Hiddenite Capital Partners LP | $29.1M | 750,000 | New |
| 10 | SCOGGIN MANAGEMENT LP | $26.9M | 692,500 | New |
| 11 | WELLINGTON MANAGEMENT GROUP LLP | $24.0M | 619,239 | New |
| 12 | Yorkville Advisors Global, LP | $22.6M | 582,367 | New |
| 13 | MORGAN STANLEY | $19.0M | 490,680 | New |
| 14 | Harraden Circle Investments, LLC | $18.1M | 466,375 | New |
| 15 | JANE STREET GROUP, LLC | $16.4M | 421,288 | New |
| 16 | Magnetar Financial LLC | $11.3M | 291,975 | New |
| 17 | BlackRock, Inc. | $10.6M | 273,575 | New |
| 18 | VANGUARD GROUP INC | $8.8M | 226,227 | New |
| 19 | Linden Advisors LP | $6.7M | 191,707 | New |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | $6.1M | 157,105 | New |
| 21 | MILLENNIUM MANAGEMENT LLC | $4.3M | 110,357 | New |
| 22 | Periscope Capital Inc. | $4.3M | 127,988 | New |
| 23 | NEXT CENTURY GROWTH INVESTORS LLC | $4.1M | 105,506 | New |
| 24 | Caption Management, LLC | $3.9M | 100,000 | New |
| 25 | BARCLAYS PLC | $3.5M | 89,512 | New |
Source: SEC Form 13F filings · as of 2026-06-30