Latest Period
Q2 2026
Security Snapshot
Boost Run Inc. - Class A Common Stock, par value $0.0001 per share (BRUN) Institutional Ownership
CUSIP: 09940T100
13F Institutional Holders and Ownership History for Q2 2026
Institutions Reporting
79
Shares (Excl. Options)
16,043,471
Price
$38.81
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- Security type / class
- Equity / Class A Common Stock, par value $0.0001 per share
- Symbol
- BRUN on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 16,043,471
- Total 13F value
- $621,109,918
- Portfolio coverage rank
- 0.01%
- Share change
- +16,042,210
- Value change
- +$621,060,979
- Number of holders
- 79
- Shares outstanding
- 31,887,755
- SEC-reported price per share
- $19.85
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- BRUN - Boost Run Inc. - Class A Common Stock, par value $0.0001 per share is tracked under CUSIP 09940T100.
- 79 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Latest quarter on this page is Q2 2026.
- Additional quarter-over-quarter change detail appears as history expands.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 79 institutions filings for Q2 2026.
Security key
09940T100
Latest holder period
Q2 2026
13F holders
79
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
BRUN full holder history
Boost Run Inc. SEC filings
Boost Run Inc. company facts
Boost Run Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 09940T100:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
BRUN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Goodrich Sean | 13% | $84,716,835 | 4,034,135 | Sean Goodrich | 12 May 2026 | |||
| Weil B. Luke | 12% | $82,026,483 | 3,906,023 | B. Luke Weil | 12 May 2026 | |||
| TOMS Capital Investment Management LP | 9.8% | $91,187,500 | 3,125,000 | TOMS Capital Investment Management LP | 30 Jun 2026 | |||
| FMR LLC | 5.6% | $52,006,055 | 1,782,250 | FMR LLC | 30 Jun 2026 |
As of 30 Jun 2026, 79 institutional investors reported holding 16,043,471 shares of Boost Run Inc. - Class A Common Stock, par value $0.0001 per share (BRUN). This represents 50% of the company’s total 31,887,755 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
47%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| TOMS Capital Investment Management LP | 9.8% | 3,125,000 | 6.4% | $121,281,250 | |
| FMR LLC | 5.6% | 1,782,250 | 0% | $69,169,122 | |
| CITADEL ADVISORS LLC | 4.1% | 1,320,722 | 0.03% | $51,257,221 | |
| D. E. Shaw & Co., Inc. | 3.9% | 1,250,546 | 0.03% | $48,533,690 | |
| UBS Group AG | 2.7% | 860,043 | 0.01% | $33,378,269 | |
| AWM Investment Company, Inc. | 2.6% | 813,739 | 2.7% | $31,581,211 | |
| Hiddenite Capital Partners LP | 2.4% | 750,000 | 7.2% | $29,107,500 | |
| Capricorn Fund Managers Ltd | 2.4% | 750,000 | 2.3% | $29,107,500 | |
| WELLINGTON MANAGEMENT GROUP LLP | 1.9% | 619,239 | 0% | $24,032,666 | |
| Yorkville Advisors Global, LP | 1.8% | 582,367 | 30% | $22,601,663 | |
| MORGAN STANLEY | 1.5% | 490,680 | 0% | $19,043,291 | |
| Harraden Circle Investments, LLC | 1.5% | 466,375 | 2.3% | $18,100,014 | |
| SCOGGIN MANAGEMENT LP | 1.1% | 342,500 | 3.1% | $13,292,425 | |
| Magnetar Financial LLC | 0.92% | 291,975 | 0.1% | $11,331,550 | |
| BlackRock, Inc. | 0.86% | 273,575 | 0% | $10,617,446 | |
| Linden Advisors LP | 0.6% | 191,707 | 0.03% | $6,696,134 | |
| GEODE CAPITAL MANAGEMENT, LLC | 0.49% | 157,105 | 0% | $6,100,425 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 0.47% | 150,150 | 0% | $5,827,322 | |
| Periscope Capital Inc. | 0.4% | 127,988 | 0.68% | $4,253,041 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.36% | 113,368 | 0% | $4,399,812 | |
| MILLENNIUM MANAGEMENT LLC | 0.35% | 110,357 | 0% | $4,282,955 | |
| NEXT CENTURY GROWTH INVESTORS LLC | 0.33% | 105,506 | 0.22% | $4,094,687 | |
| FirstWave Capital Management LLC | 0.28% | 88,631 | 1.5% | $3,439,769 | |
| JANE STREET GROUP, LLC | 0.26% | 83,488 | 0% | $3,240,170 | |
| BARCLAYS PLC | 0.26% | 82,512 | 0% | $3,202,290 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
1
Latest
Q2 2026
Rows shown
1-1 of 1
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 16,043,471 | $621,109,918 | +$621,060,979 | $38.81 | 79 |