🕵️ Bridgebio Oncology Therapeutics, Inc. ($BBOT)
SEC insider & ownership activity, last 12 months · CIK 1869105 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. Helix Holdings II LLC trimmed 21.3% → 5.7%. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Bihua Chen | 22.3% | 13D | Jul 1, 2026 | filing ↗ | |
| Bridgebio Pharma, Inc. | 17.5% | 13D | Aug 11, 2025 | filing ↗ | |
| Bridgebio Pharma LLC | 17.5% | 13D | Aug 11, 2025 | filing ↗ | |
| Blackrock Portfolio Management LLC | 7.9% | 13G | Apr 15, 2025 | filing ↗ | |
| Cormorant Global Healthcare Master Fund, LP | 7.6% | 13D | Jul 1, 2026 | filing ↗ | |
| Cormorant Global Healthcare GP, LLC | 7.6% | 13D | Jul 1, 2026 | filing ↗ | |
| Cormorant Private Healthcare Fund III, LP | 7.5% | 13D | Feb 28, 2025 | filing ↗ | |
| Cormorant Global Healthcare Master Fund, LP | 7.5% | 13D | Aug 11, 2025 | filing ↗ | |
| Cormorant Global Healthcare GP, LLC | 7.5% | 13D | Aug 11, 2025 | filing ↗ | |
| Cormorant Private Healthcare Fund V, LP | 6.2% | 13D | Jul 1, 2026 | filing ↗ | |
| Cormorant Private Healthcare GP V, LLC | 6.2% | 13D | Jul 1, 2026 | filing ↗ | |
| Deerfield Management Company, L.P. | 6.2% | 13G | Aug 18, 2025 | filing ↗ | |
| James E. Flynn | 6.2% | 13G | Aug 18, 2025 | filing ↗ | |
| Cormorant Private Healthcare Fund III, LP | 6.1% | 13D | Jul 1, 2026 | filing ↗ | |
| Cormorant Private Healthcare GP III, LLC | 6.1% | 13D | Jul 1, 2026 | filing ↗ | |
| Helix Holdings II LLC | 5.7% | 13D | Aug 11, 2025 | filing ↗ | |
| BC Global Opportunities IX LP | 5.5% | 13G | Sep 3, 2025 | filing ↗ | |
| BC General Partner, LP | 5.5% | 13G | Sep 3, 2025 | filing ↗ | |
| BC Capital Management Limited | 5.5% | 13G | Sep 3, 2025 | filing ↗ | |
| Tan Kuangming | 5.5% | 13G | Sep 3, 2025 | filing ↗ | |
| Sculptor Capital LP | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Sculptor Capital II LP | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Sculptor Capital Holding Corp | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Sculptor Capital Holding II LLC | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Sculptor Capital Management, Inc. | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Sculptor Master Fund, Ltd. | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Sculptor Special Funding, LP | 5.1% | 13G | Jul 24, 2025 | filing ↗ | |
| Helix Holdings II LLC | exited | 13D | Jul 1, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Officer/director changes (5.02) | Jun 16, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 16, 2026 | filing ↗ |
| Earnings (2.02) | May 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 12, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 20, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 20, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 24, 2026 | filing ↗ |
| Earnings (2.02) | Mar 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 5, 2026 | filing ↗ |
| Other events (8.01) | Jan 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 7, 2026 | filing ↗ |
| Earnings (2.02) | Nov 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 12, 2025 | filing ↗ |
| Material agreement (1.01) | Aug 11, 2025 | filing ↗ |
| Acquisition or disposition (2.01) | Aug 11, 2025 | filing ↗ |
| Unregistered equity sale (3.02) | Aug 11, 2025 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Aug 11, 2025 | filing ↗ |
| Auditor change (4.01) | Aug 11, 2025 | filing ↗ |
| Change of control (5.01) | Aug 11, 2025 | filing ↗ |
| Officer/director changes (5.02) | Aug 11, 2025 | filing ↗ |
| Charter/bylaw changes (5.03) | Aug 11, 2025 | filing ↗ |
| Amendments to the Registrant's Code of Ethics (5.05) | Aug 11, 2025 | filing ↗ |
| Change in Shell Company Status (5.06) | Aug 11, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 11, 2025 | filing ↗ |
| Other events (8.01) | Aug 11, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 11, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2025 | filing ↗ |