Compass Therapeutics, Inc.
CMPX- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001738021
In the last 90 days, Compass Therapeutics, Inc. insiders filed 1 open-market purchase and 0 sales; 215 institutions reported holding it in 13F filings for Q2 2026, worth $363.4M in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Compass Therapeutics, Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 37
- +37 vs. Q3 2021
- Shares held
- 63.6M
- +63.6M vs. Q3 2021
- Total value
- $201.6M
- +$201.6M vs. Q3 2021
- New holders
- 37
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CMPX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 215 | $363.4M |
| Q1 2026 | 201 | $921.3M |
| Q4 2025 | 173 | $881.5M |
| Q3 2025 | 125 | $535.7M |
| Q2 2025 | 103 | $281.9M |
| Q1 2025 | 108 | $206.1M |
| Q4 2024 | 92 | $147.0M |
| Q3 2024 | 79 | $169.7M |
| Q2 2024 | 82 | $93.5M |
| Q1 2024 | 78 | $187.9M |
| Q4 2023 | 77 | $134.8M |
| Q3 2023 | 76 | $176.7M |
| Q2 2023 | 73 | $287.7M |
| Q1 2023 | 73 | $285.1M |
| Q4 2022 | 55 | $401.4M |
| Q3 2022 | 38 | $153.7M |
| Q2 2022 | 34 | $163.9M |
| Q1 2022 | 34 | $85.4M |
| Q4 2021 | 37 | $201.6M |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Compass Therapeutics, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| OrbiMed Advisors LLC | 21,642,975 | $68.6M | 0.88% | +21,642,975 | New |
| FMR LLC | 6,872,414 | $21.8M | 0.00% | +6,872,414 | New |
| Rock Springs Capital Management LP | 5,328,088 | $16.9M | 0.39% | +5,328,088 | New |
| Foresite Capital Management V, LLC | 4,400,000 | $13.9M | 3.43% | +4,400,000 | New |
| Consonance Capital Management LP | 3,500,000 | $11.2M | 7.28% | +3,500,000 | New |
| CHI Advisors LLC | 3,023,692 | $9.59M | 3.18% | +3,023,692 | New |
| Monashee Investment Management LLC | 2,000,000 | $6.34M | 1.57% | +2,000,000 | New |
| Vivo Capital, LLC | 2,000,000 | $6.34M | 0.38% | +2,000,000 | New |
| Avidity Partners Management LP | 2,000,000 | $6.34M | 0.13% | +2,000,000 | New |
| Ra Capital Management, L.P. | 1,849,518 | $5.86M | 0.10% | +1,849,518 | New |
| Vanguard Group Inc | 1,572,882 | $4.99M | 0.00% | +1,572,882 | New |
| Blackstone Group Inc. | 1,505,738 | $4.77M | 0.01% | +1,505,738 | New |
| Janus Henderson Group PLC | 1,472,611 | $4.70M | 0.00% | +1,472,611 | New |
| Adage Capital Partners GP, L.L.C. | 1,400,000 | $4.44M | 0.01% | +1,400,000 | New |
| Foresite Capital Opportunity Management V, LLC | 1,100,000 | $3.49M | 2.34% | +1,100,000 | New |
| Farallon Capital Management, L.L.C. | 1,000,000 | $3.17M | 0.02% | +1,000,000 | New |
| Fred Alger Management, LLC | 818,745 | $2.60M | 0.01% | +818,745 | New |
| Sphera Funds Management Ltd. | 700,000 | $2.22M | 0.26% | +700,000 | New |
| Driehaus Capital Management LLC | 250,000 | $793.0K | 0.01% | +250,000 | New |
| Octagon Capital Advisors LP | 240,000 | $761.0K | 0.15% | +240,000 | New |
| DAFNA Capital Management LLC | 196,091 | $622.0K | 0.16% | +196,091 | New |
| Alphabet Inc. | 192,794 | $611.0K | 0.01% | +192,794 | New |
| Salem Investment Counselors Inc | 100,000 | $317.0K | 0.01% | +100,000 | New |
| LMR Partners LLP | 100,000 | $317.0K | 0.00% | +100,000 | New |
| Ikarian Capital, LLC | 70,000 | $222.0K | 0.06% | +70,000 | New |
| Citigroup Inc | 37,834 | $120.0K | 0.00% | +37,834 | New |
| Citadel Advisors LLC | 33,573 | $106.0K | 0.00% | +33,573 | New |
| Qube Research & Technologies Ltd | 29,053 | $92.0K | 0.00% | +29,053 | New |
| New Capital Management LP | 24,243 | $77.0K | 0.04% | +24,243 | New |
| JPMorgan Chase & Co | 23,749 | $75.0K | 0.00% | +23,749 | New |
| Mirabella Financial Services LLP | 18,880 | $60.0K | 0.01% | +18,880 | New |
| Morgan Stanley | 17,473 | $56.0K | 0.00% | +17,473 | New |
| Mascoma Wealth Management LLC | 15,682 | $50.0K | 0.02% | +15,682 | New |
| Millennium Management LLC | 11,157 | $35.0K | 0.00% | +11,157 | New |
| Difesa Capital Management, LP | 10,337 | $33.0K | 0.02% | +10,337 | New |
| UBS Group AG | 7,228 | $23.0K | 0.00% | +7,228 | New |
| Tower Research Capital LLC (TRC) | 3,205 | $10.0K | 0.00% | +3,205 | New |