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
- +13.1M (+8.7%) vs. Q3 2025
- Total value
- $881.5M
- +$352.8M (+66.7%) vs. Q3 2025
- New holders
- 59
- 60 more added
- Sold out
- 10
- 34 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 | $528.7M |
| Q2 2025 | 103 | $281.5M |
| Q1 2025 | 108 | $206.1M |
| Q4 2024 | 92 | $147.0M |
| Q3 2024 | 79 | $169.6M |
| Q2 2024 | 82 | $93.4M |
| Q1 2024 | 78 | $187.2M |
| Q4 2023 | 77 | $134.3M |
| Q3 2023 | 76 | $176.7M |
| Q2 2023 | 73 | $287.7M |
| Q1 2023 | 73 | $266.5M |
| Q4 2022 | 55 | $401.4M |
| Q3 2022 | 38 | $145.6M |
| 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 |
|---|---|---|---|---|---|
| Hughes Financial Services, LLC | 1 | $5 | 0.00% | +1 | New |
| IFP Advisors, Inc | 6 | $32 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 8 | $43 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 9 | $48 | 0.00% | −10−52.6% | Reduced |
| SRS Capital Advisors, Inc. | 18 | $97 | 0.00% | −207−92.0% | Reduced |
| Allworth Financial LP | 20 | $108 | 0.00% | +16+400.0% | Added |
| MAI Capital Management | 24 | $129 | 0.00% | +24 | New |
| SJS Investment Consulting Inc. | 27 | $145 | 0.00% | +27 | New |
| GAMMA Investing LLC | 29 | $156 | 0.00% | +29 | New |
| CIBC Private Wealth Group, LLC | 38 | $204 | 0.00% | +38 | New |
| Advisor Group Holdings, Inc. | 57 | $306 | 0.00% | +57 | New |
| Smartleaf Asset Management LLC | 69 | $371 | 0.00% | +69 | New |
| Rothschild Investment LLC | 164 | $881 | 0.00% | +44+36.7% | Added |
| Marshall & Sterling Wealth Advisors Inc. | 200 | $1.07K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 237 | $1.27K | 0.00% | −93−28.2% | Reduced |
| National Bank of Canada | 242 | $1.30K | 0.00% | +242 | New |
| Quadrant Capital Group LLC | 405 | $2.17K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 413 | $2.22K | 0.00% | −5,409−92.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 500 | $2.69K | 0.00% | +500 | New |
| Bessemer Group Inc | 526 | $3.00K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 680 | $3.65K | 0.00% | +292+75.3% | Added |
| Optiver Holding B.V. | 1,096 | $5.89K | 0.00% | −546−33.3% | Reduced |
| Tower Research Capital LLC (TRC) | 1,698 | $9.12K | 0.00% | −4,341−71.9% | Reduced |
| Cape Investment Advisory, Inc. | 2,002 | $10.8K | 0.00% | +685+52.0% | Added |
| Rockefeller Capital Management L.P. | 2,042 | $11.0K | 0.00% | +2,042 | New |
| CWM, LLC | 3,059 | $16.0K | 0.00% | +1,168+61.8% | Added |
| VSM Wealth Advisory, LLC | 3,000 | $16.1K | 0.00% | +3,000 | New |
| Sterling Capital Management LLC | 3,827 | $20.6K | 0.00% | +492+14.8% | Added |
| Royal Bank of Canada | 3,821 | $21.0K | 0.00% | −1,697,106−99.8% | Reduced |
| Amalgamated Bank | 4,111 | $22.0K | 0.00% | +1,034+33.6% | Added |
| EverSource Wealth Advisors, LLC | 4,370 | $23.5K | 0.00% | −1,859−29.8% | Reduced |
| Fortitude Family Office, LLC | 4,591 | $24.7K | 0.01% | −387−7.8% | Reduced |
| Acadian Asset Management LLC | 4,867 | $26.0K | 0.00% | +4,867 | New |
| Group One Trading, L.P. | 5,244 | $28.2K | 0.00% | +5,244 | New |
| Nisa Investment Advisors, LLC | 5,248 | $28.2K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 5,540 | $29.8K | 0.00% | 00.0% | Unchanged |
| Flagship Harbor Advisors, LLC | 6,000 | $32.2K | 0.00% | +6,000 | New |
| California State Teachers Retirement System | 8,056 | $43.3K | 0.00% | +662+9.0% | Added |
| Simplex Trading, LLC | 8,912 | $47.9K | 0.00% | +4,819+117.7% | Added |
| Prelude Capital Management, LLC | 10,000 | $53.7K | 0.00% | +10,000 | New |
| Cygnus Capital Advisors, LLC | 10,000 | $54.0K | 0.04% | +10,000 | New |
| Xponance, Inc. | 10,201 | $54.8K | 0.00% | +10,201 | New |
| Stonebrook Private Inc. | 10,230 | $54.9K | 0.01% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 10,621 | $57.0K | 0.00% | +3,085+40.9% | Added |
| Russell Investments Group, Ltd. | 11,558 | $62.1K | 0.00% | +3,773+48.5% | Added |
| Strategic Wealth Partners, Ltd. | 12,100 | $65.0K | 0.00% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 12,293 | $66.0K | 0.00% | −35,134−74.1% | Reduced |
| North Star Investment Management Corp. | 12,500 | $67.1K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 12,753 | $68.5K | 0.00% | +3,110+32.3% | Added |
| Neuberger Berman Group LLC | 12,807 | $68.8K | 0.00% | +12,807 | New |
| EntryPoint Capital, LLC | 13,163 | $70.7K | 0.03% | +13,163 | New |
| Financial Advisory Corp | 13,495 | $72.0K | 0.02% | 00.0% | Unchanged |
| Victory Capital Management Inc | 14,311 | $76.8K | 0.00% | +1,659+13.1% | Added |
| M&T Bank Corp | 14,894 | $80.0K | 0.00% | +14,894 | New |
| Canada Pension Plan Investment Board | 14,900 | $80.0K | 0.00% | +14,900 | New |
| Two Sigma Advisers, LP | 15,200 | $81.6K | 0.00% | +15,200 | New |
| BNP Paribas Arbitrage, SA | 15,645 | $84.0K | 0.00% | −3,878−19.9% | Reduced |
| Sequoia Financial Advisors, LLC | 15,894 | $85.4K | 0.00% | +141+0.9% | Added |
| Sig Brokerage, LP | 17,076 | $91.7K | 0.03% | −9,289−35.2% | Reduced |
| Independent Advisor Alliance | 17,894 | $96.1K | 0.00% | 00.0% | Unchanged |
| Colony Group, LLC | 18,595 | $99.9K | 0.00% | +2,790+17.7% | Added |
| Welch & Forbes LLC | 19,000 | $102.0K | 0.00% | +4,000+26.7% | Added |
| Captrust Financial Advisors | 20,846 | $111.9K | 0.00% | +322+1.6% | Added |
| Voya Investment Management LLC | 22,629 | $121.5K | 0.00% | +5,415+31.5% | Added |
| Independent Financial Group, LLC | 22,779 | $122.3K | 0.00% | +22,779 | New |
| Abel Hall, LLC | 22,882 | $122.9K | 0.03% | +22,882 | New |
| ProShare Advisors LLC | 23,972 | $128.7K | 0.00% | +6,968+41.0% | Added |
| Stifel Financial Corp | 23,973 | $128.7K | 0.00% | +23,973 | New |
| DV Trading LLC | 24,207 | $130.0K | 0.01% | +24,207 | New |
| Caitong International Asset Management Co., Ltd | 24,579 | $132.0K | 0.03% | +24,579 | New |
| Walleye Trading LLC | 25,000 | $134.3K | 0.00% | 00.0% | Unchanged |
| Avanza Fonder AB | 27,347 | $146.9K | 0.00% | +27,347 | New |
| Caxton Corp | 29,495 | $158.4K | 3.70% | −24,008−44.9% | Reduced |
| New York State Common Retirement Fund | 30,407 | $163.3K | 0.00% | 00.0% | Unchanged |
| Simplicity Wealth,LLC | 33,869 | $181.9K | 0.01% | −3,165−8.5% | Reduced |
| SmartHarvest Portfolios, LLC | 34,715 | $186.4K | 0.06% | +34,715 | New |
| Police & Firemen's Retirement System of New Jersey | 35,503 | $190.7K | 0.00% | +7,172+25.3% | Added |
| Intech Investment Management LLC | 38,936 | $209.1K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 40,325 | $216.5K | 0.00% | +7,164+21.6% | Added |
| American Century Companies Inc | 40,412 | $217.0K | 0.00% | +40,412 | New |
| Axq Capital, LP | 41,378 | $222.2K | 0.05% | +41,378 | New |
| LPL Financial LLC | 44,470 | $238.8K | 0.00% | +2,000+4.7% | Added |
| Susquehanna International Group, LLP | 44,742 | $240.3K | 0.00% | +24,782+124.2% | Added |
| D. E. Shaw & Co., Inc. | 51,482 | $276.5K | 0.00% | +51,482 | New |
| Virtus Investment Advisers, Inc. | 51,556 | $276.9K | 0.08% | +51,556 | New |
| Graham Capital Management, L.P. | 53,427 | $286.9K | 0.01% | +53,427 | New |
| Profund Advisors LLC | 57,246 | $307.4K | 0.01% | +40,778+247.6% | Added |
| Persistent Asset Partners Ltd | 57,253 | $307.4K | 0.15% | +57,253 | New |
| Invesco Ltd. | 63,901 | $343.1K | 0.00% | +3,245+5.3% | Added |
| Franklin Resources Inc | 66,607 | $357.7K | 0.00% | +66,607 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 69,576 | $373.7K | 0.00% | +19,726+39.6% | Added |
| Jane Street Group, LLC | 70,063 | $376.2K | 0.00% | +38,384+121.2% | Added |
| Price T Rowe Associates Inc | 70,488 | $379.0K | 0.00% | +13,900+24.6% | Added |
| MetLife Investment Management | 73,985 | $397.3K | 0.00% | +15,638+26.8% | Added |
| Atom Investors LP | 77,281 | $415.0K | 0.03% | −29,393−27.6% | Reduced |
| Raymond James Financial Inc | 80,142 | $430.4K | 0.00% | +80,142 | New |
| SummitTX Capital, L.P. | 81,449 | $437.4K | 0.01% | +81,449 | New |
| Alliancebernstein L.P. | 83,940 | $450.8K | 0.00% | −20,220−19.4% | Reduced |
| CM Management, LLC | 100,000 | $537.0K | 0.45% | −50,000−33.3% | Reduced |
| Tema ETFs LLC | 100,176 | $537.9K | 0.04% | +100,176 | New |