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 2025
Institutional positions in Compass Therapeutics, Inc. as of Dec 31, 2025. 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
- 173
- +49 vs. Q3 2025
- Shares held
- 164.1M
- +11.1M (+7.2%) vs. Q3 2025
- Total value
- $881.5M
- +$345.8M (+64.5%) vs. Q3 2025
- New holders
- 59
- 60 more added
- Sold out
- 10
- 35 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Compass Therapeutics, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Tang Capital Management LLC | 16,790,809 | $90.2M | 4.45% | −21,154−0.1% | Reduced |
| OrbiMed Advisors LLC | 15,219,994 | $81.7M | 1.67% | 00.0% | Unchanged |
| Suvretta Capital Management, LLC | 14,182,379 | $76.2M | 1.90% | +81,220+0.6% | Added |
| Vivo Capital, LLC | 9,545,466 | $51.3M | 3.31% | 00.0% | Unchanged |
| BlackRock, Inc. | 9,388,624 | $50.4M | 0.00% | +2,017,877+27.4% | Added |
| Vanguard Group Inc | 8,048,374 | $43.2M | 0.00% | +985,575+14.0% | Added |
| Enavate Sciences GP, LLC | 7,788,150 | $41.8M | 8.25% | 00.0% | Unchanged |
| BVF Inc | 7,764,842 | $41.7M | 1.40% | +3,014,842+63.5% | Added |
| Blackstone Group Inc. | 6,126,182 | $32.9M | 0.14% | −3,713,926−37.7% | Reduced |
| State Street Corp | 4,890,525 | $26.3M | 0.00% | +1,784,012+57.4% | Added |
| Adage Capital Partners GP, L.L.C. | 4,436,500 | $23.8M | 0.04% | −750,000−14.5% | Reduced |
| Rock Springs Capital Management LP | 3,927,202 | $21.1M | 1.08% | −547,500−12.2% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 3,606,000 | $19.4M | 0.25% | +3,606,000 | New |
| Geode Capital Management, LLC | 3,502,526 | $18.8M | 0.00% | +558,057+19.0% | Added |
| Blue Owl Capital Holdings LP | 3,466,525 | $18.6M | 5.74% | +875,000+33.8% | Added |
| Sofinnova Investments, Inc. | 3,365,446 | $18.1M | 0.78% | +1,336,560+65.9% | Added |
| Millennium Management LLC | 3,109,286 | $16.7M | 0.01% | −128,286−4.0% | Reduced |
| Braidwell LP | 2,786,778 | $15.0M | 0.48% | +2,786,778 | New |
| FMR LLC | 2,579,711 | $13.9M | 0.00% | −1,557,851−37.7% | Reduced |
| Palo Alto Investors LP | 2,532,419 | $13.6M | 1.89% | +2,532,419 | New |
| RTW Investments, LP | 2,500,000 | $13.4M | 0.13% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 1,593,275 | $8.56M | 0.02% | −1,233,087−43.6% | Reduced |
| Birchview Capital, LP | 1,592,938 | $8.55M | 5.01% | +720,000+82.5% | Added |
| Goldman Sachs Group Inc | 1,517,415 | $8.15M | 0.00% | +477,744+46.0% | Added |
| Trails Edge Capital Partners, LP | 1,415,273 | $7.60M | 1.88% | +1,415,273 | New |
| Marshall Wace, LLP | 1,263,647 | $6.79M | 0.01% | +1,263,647 | New |
| Logos Global Management LP | 1,150,000 | $6.18M | 0.41% | −900,000−43.9% | Reduced |
| NEXTBio Capital Management LP | 1,114,005 | $5.98M | 3.51% | +1,114,005 | New |
| Acuta Capital Partners, LLC | 1,093,300 | $5.87M | 3.99% | +253,210+30.1% | Added |
| Silverarc Capital Management, LLC | 1,051,343 | $5.65M | 0.82% | −1,782,645−62.9% | Reduced |
| Monashee Investment Management LLC | 1,000,000 | $5.37M | 3.03% | −250,000−20.0% | Reduced |
| Northern Trust Corp | 972,935 | $5.22M | 0.00% | +111,000+12.9% | Added |
| JPMorgan Chase & Co | 870,014 | $4.67M | 0.00% | −3,128,542−78.2% | Reduced |
| Ameriprise Financial Inc | 823,174 | $4.42M | 0.00% | +823,174 | New |
| Ikarian Capital, LLC | 800,000 | $4.30M | 0.56% | +800,000 | New |
| Burkehill Global Management, LP | 700,000 | $3.76M | 0.25% | 00.0% | Unchanged |
| Barclays PLC | 594,776 | $3.19M | 0.00% | +372,358+167.4% | Added |
| HealthInvest Partners AB | 584,332 | $3.14M | 1.00% | +584,332 | New |
| Seven Fleet Capital Management LP | 568,747 | $3.05M | 2.07% | +568,747 | New |
| Y-Intercept (Hong Kong) Ltd | 462,166 | $2.48M | 0.06% | +462,166 | New |
| Schonfeld Strategic Advisors LLC | 452,442 | $2.43M | 0.01% | −23,849−5.0% | Reduced |
| Qube Research & Technologies Ltd | 441,805 | $2.37M | 0.00% | +441,805 | New |
| Charles Schwab Investment Management Inc | 410,157 | $2.20M | 0.00% | +74,907+22.3% | Added |
| Morgan Stanley | 365,245 | $1.96M | 0.00% | +178,293+95.4% | Added |
| Dimensional Fund Advisors LP | 341,596 | $1.83M | 0.00% | +166,040+94.6% | Added |
| Wellington Management Group LLP | 316,849 | $1.70M | 0.00% | −1,275−0.4% | Reduced |
| Prudential Financial Inc | 314,750 | $1.69M | 0.00% | +314,750 | New |
| Bank of New York Mellon Corp | 312,480 | $1.68M | 0.00% | +89,304+40.0% | Added |
| Nuveen, LLC | 288,924 | $1.55M | 0.00% | +29,713+11.5% | Added |
| Royce & Associates LP | 285,988 | $1.54M | 0.02% | +285,988 | New |
| Bank of America Corp | 266,434 | $1.43M | 0.00% | +192,633+261.0% | Added |
| Citigroup Inc | 261,876 | $1.41M | 0.00% | +251,225+2,358.7% | Added |
| HighVista Strategies LLC | 245,532 | $1.32M | 0.34% | +245,532 | New |
| Arrowstreet Capital, Limited Partnership | 210,249 | $1.13M | 0.00% | +210,249 | New |
| Boothbay Fund Management, LLC | 205,024 | $1.10M | 0.03% | +205,024 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 191,724 | $1.03M | 0.00% | +191,724 | New |
| State of Wisconsin Investment Board | 185,423 | $995.7K | 0.00% | +144,023+347.9% | Added |
| UBS Group AG | 167,856 | $901.4K | 0.00% | −30,415−15.3% | Reduced |
| AQR Capital Management LLC | 155,218 | $833.5K | 0.00% | +96,070+162.4% | Added |
| Rafferty Asset Management, LLC | 151,743 | $814.9K | 0.00% | +80,784+113.8% | Added |
| Alps Advisors Inc | 146,040 | $784.2K | 0.00% | +63,033+75.9% | Added |
| Wells Fargo & Company | 144,798 | $777.6K | 0.00% | +76,625+112.4% | Added |
| ADAR1 Capital Management, LLC | 139,000 | $746.4K | 0.06% | +89,000+178.0% | Added |
| Rhumbline Advisers | 134,605 | $722.8K | 0.00% | −4,708−3.4% | Reduced |
| Gsa Capital Partners LLP | 133,810 | $719.0K | 0.06% | +133,810 | New |
| Squarepoint Ops LLC | 126,192 | $677.7K | 0.00% | +38,339+43.6% | Added |
| Brevan Howard Capital Management LP | 118,528 | $636.5K | 0.01% | +72,651+158.4% | Added |
| XTX Topco Ltd | 115,634 | $621.0K | 0.02% | +98,684+582.2% | Added |
| Deutsche Bank AG | 109,273 | $586.8K | 0.00% | +13,488+14.1% | Added |
| Creative Planning | 108,144 | $580.7K | 0.00% | +47,217+77.5% | Added |
| SG Americas Securities, LLC | 106,533 | $572.0K | 0.00% | −42,780−28.7% | Reduced |
| Citadel Advisors LLC | 105,682 | $567.5K | 0.00% | −127,589−54.7% | Reduced |
| NEOS Investment Management LLC | 101,676 | $546.0K | 0.00% | +101,676 | New |
| Tema ETFs LLC | 100,176 | $537.9K | 0.04% | +100,176 | New |
| CM Management, LLC | 100,000 | $537.0K | 0.45% | −50,000−33.3% | Reduced |
| Alliancebernstein L.P. | 83,940 | $450.8K | 0.00% | −20,220−19.4% | Reduced |
| SummitTX Capital, L.P. | 81,449 | $437.4K | 0.01% | +81,449 | New |
| Raymond James Financial Inc | 80,142 | $430.4K | 0.00% | +80,142 | New |
| Atom Investors LP | 77,281 | $415.0K | 0.03% | −29,393−27.6% | Reduced |
| MetLife Investment Management | 73,985 | $397.3K | 0.00% | +15,638+26.8% | Added |
| Price T Rowe Associates Inc | 70,488 | $379.0K | 0.00% | +13,900+24.6% | Added |
| Jane Street Group, LLC | 70,063 | $376.2K | 0.00% | +38,384+121.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 69,576 | $373.7K | 0.00% | +19,726+39.6% | Added |
| Franklin Resources Inc | 66,607 | $357.7K | 0.00% | +66,607 | New |
| Invesco Ltd. | 63,901 | $343.1K | 0.00% | +3,245+5.3% | Added |
| Persistent Asset Partners Ltd | 57,253 | $307.4K | 0.15% | +57,253 | New |
| Profund Advisors LLC | 57,246 | $307.4K | 0.01% | +40,778+247.6% | Added |
| Graham Capital Management, L.P. | 53,427 | $286.9K | 0.01% | +53,427 | New |
| Virtus Investment Advisers, Inc. | 51,556 | $276.9K | 0.08% | +51,556 | New |
| D. E. Shaw & Co., Inc. | 51,482 | $276.5K | 0.00% | +51,482 | New |
| Susquehanna International Group, LLP | 44,742 | $240.3K | 0.00% | +24,782+124.2% | Added |
| LPL Financial LLC | 44,470 | $238.8K | 0.00% | +2,000+4.7% | Added |
| Axq Capital, LP | 41,378 | $222.2K | 0.05% | +41,378 | New |
| American Century Companies Inc | 40,412 | $217.0K | 0.00% | +40,412 | New |
| Manufacturers Life Insurance Company, The | 40,325 | $216.5K | 0.00% | +7,164+21.6% | Added |
| Intech Investment Management LLC | 38,936 | $209.1K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 35,503 | $190.7K | 0.00% | +7,172+25.3% | Added |
| SmartHarvest Portfolios, LLC | 34,715 | $186.4K | 0.06% | +34,715 | New |
| Simplicity Wealth,LLC | 33,869 | $181.9K | 0.01% | −3,165−8.5% | Reduced |
| New York State Common Retirement Fund | 30,407 | $163.3K | 0.00% | 00.0% | Unchanged |