Security record · archived quarter
CMPX
Compass Therapeutics, Inc. · Healthcare · Biotechnology
80Tracked holders
+4Δ holders
68.60MShares held
$150.73MReported value
+11New positions
−7Exits
Momentum inputs (comparable managers):
holder breadth +5.3% ·
share flow +15.7% ·
net new positions +5.0%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 80 | +4 | 68.60M | $150.73M | +11 | −7 |
| Q1 2026 | 79 | +9 | 59.45M | $314.31M | +12 | −3 |
| Q4 2025 | 70 | +2 | 49.56M | $266.12M | +3 | −1 |
| Q3 2025 | 15 | 0 | 39.02M | $136.56M | +1 | −1 |
| Q2 2025 | 12 | +1 | 25.65M | $66.69M | +1 | — |
| Q1 2025 | 8 | +1 | 9.48M | $18.01M | +1 | — |
| Q4 2024 | 7 | -1 | 10.74M | $15.57M | — | −1 |
| Q3 2024 | 7 | -1 | 14.12M | $25.99M | — | −1 |
| Q2 2024 | 8 | — | 14.75M | $14.75M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 11.28M | +18.7% | $24.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | State Street Global Advisors ✦ (passive) | 9.95M | +48.7% | $21.80M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 10 | Vanguard Capital Management Llc | 6.12M | +1.4% | $13.40M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | Millennium Management ✦ | 4.71M | +457.0% | $10.32M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 12 | Geode Capital Management ✦ (passive) | 3.82M | +7.0% | $8.36M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 13 | Geode Capital Management ✦ (passive) | 3.82M | +7.0% | $8.36M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 14 | Qube Research & Technologies Ltd | 3.69M | +44.6% | $8.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 3.57M | +395.0% | $7.82M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | Citadel Advisors ✦ | 3.57M | +395.0% | $7.82M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | Goldman Sachs Group ✦ | 3.53M | +77.0% | $7.73M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 18 | Goldman Sachs Group ✦ | 3.53M | +77.0% | $7.73M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 19 | Goldman Sachs Group ✦ | 3.53M | +77.0% | $7.73M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 20 | Goldman Sachs Group ✦ | 3.53M | +77.0% | $7.73M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 22 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 23 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 24 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 25 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 26 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 27 | AQR Capital Management ✦ | 3.51M | +1650.8% | $7.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 28 | Fisher Asset Management ✦ | 1.39M | +3.2% | $3.05M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 29 | Fidelity (FMR) ✦ | 1.21M | -32.7% | $2.65M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 30 | Adage Capital Partners ✦ | 1.19M | -86.0% | $2.60M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 31 | Northern Trust Corp | 1.14M | +8.8% | $2.50M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Northern Trust Corp | 1.14M | +8.8% | $2.50M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 33 | Northern Trust Corp | 1.14M | +8.8% | $2.50M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 34 | Northern Trust Corp | 1.14M | +8.8% | $2.50M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 35 | Nuveen, LLC | 1.01M | +247.3% | $2.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | Nuveen, LLC | 1.01M | +247.3% | $2.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | Nuveen, LLC | 1.01M | +247.3% | $2.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 38 | Squarepoint Ops LLC | 1.01M | +1906.9% | $2.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 39 | First Trust Advisors Lp | 807.00K | New | $1.77M | 0.0% | New | 1 | SEC ↗ |
| 40 | JPMorgan Chase ✦ | 789.40K | -6.9% | $1.71M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 41 | JPMorgan Chase ✦ | 789.40K | -6.9% | $1.71M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 42 | JPMorgan Chase ✦ | 789.40K | -6.9% | $1.71M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 43 | Morgan Stanley ✦ | 735.19K | +104.0% | $1.61M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 44 | Morgan Stanley ✦ | 735.19K | +104.0% | $1.61M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 735.19K | +104.0% | $1.61M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 46 | Morgan Stanley ✦ | 735.19K | +104.0% | $1.61M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 47 | Morgan Stanley ✦ | 735.19K | +104.0% | $1.61M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 48 | Morgan Stanley ✦ | 735.19K | +104.0% | $1.61M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 49 | Citigroup Inc | 713.91K | +19.3% | $1.56M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | Citigroup Inc | 713.91K | +19.3% | $1.56M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | UBS Group AG | 712.76K | -70.2% | $1.56M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 52 | Point72 Asset Management ✦ | 686.58K | New | $1.50M | 0.0% | New | 1 | SEC ↗ |
| 53 | Bank Of America Corp /De/ | 566.92K | -34.5% | $1.24M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 54 | Bank Of America Corp /De/ | 566.92K | -34.5% | $1.24M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 55 | Bank Of America Corp /De/ | 566.92K | -34.5% | $1.24M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 56 | Dimensional Fund Advisors Lp | 541.18K | +23.1% | $1.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Dimensional Fund Advisors Lp | 541.18K | +23.1% | $1.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 58 | Dimensional Fund Advisors Lp | 541.18K | +23.1% | $1.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 59 | Dimensional Fund Advisors Lp | 541.18K | +23.1% | $1.18M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 60 | Connor, Clark & Lunn Investment… | 523.78K | +5.2% | $1.15M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 61 | Alliancebernstein L.P. | 161.88K | +92.8% | $856,345 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 62 | Wellington Management ✦ | 378.69K | +5.2% | $829,324 | 0.0% | ▲ Add | 6 | SEC ↗ |
| 63 | Wellington Management ✦ | 378.69K | +5.2% | $829,324 | 0.0% | ▲ Add | 6 | SEC ↗ |
| 64 | Wellington Management ✦ | 378.69K | +5.2% | $829,324 | 0.0% | ▲ Add | 6 | SEC ↗ |
| 65 | Bank of New York Mellon Corp | 351.03K | +18.1% | $768,760 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | Bank of New York Mellon Corp | 351.03K | +18.1% | $768,760 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Bank of New York Mellon Corp | 351.03K | +18.1% | $768,760 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | Marshall Wace ✦ | 334.87K | New | $733,364 | 0.0% | New | 1 | SEC ↗ |
| 69 | Marshall Wace ✦ | 334.87K | New | $733,364 | 0.0% | New | 1 | SEC ↗ |
| 70 | Two Sigma Investments ✦ | 320.31K | +867.7% | $701,483 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 71 | Susquehanna International Group, Llp | 308.30K | +96.3% | $675,166 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 72 | Charles Schwab Investment… | 303.14K | -18.3% | $663,874 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 73 | D. E. Shaw & Co. ✦ | 204.49K | +210.0% | $447,827 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | D. E. Shaw & Co. ✦ | 204.49K | +210.0% | $447,827 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Creative Planning | 182.84K | +72.2% | $400,421 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Creative Planning | 182.84K | +72.2% | $400,421 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | UBS AM, a distinct business unit of… | 177.81K | +27.3% | $389,413 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | UBS AM, a distinct business unit of… | 177.81K | +27.3% | $389,413 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | UBS AM, a distinct business unit of… | 177.81K | +27.3% | $389,413 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Mariner, LLC | 172.82K | New | $378,432 | 0.0% | New | 1 | SEC ↗ |
| 81 | Swiss National Bank | 171.70K | -22.2% | $376,023 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | Hrt Financial Lp | 170.10K | +756.9% | $372,000 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 83 | Canada Pension Plan Investment Board | 160.90K | +541.0% | $352,371 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Rhumbline Advisers | 158.44K | +7.8% | $346,984 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 85 | Deutsche Bank Ag\ | 134.35K | +0.8% | $294,226 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 86 | Deutsche Bank Ag\ | 134.35K | +0.8% | $294,226 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 87 | Wells Fargo & Company/Mn | 109.79K | +130.0% | $240,447 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 88 | Mercer Global Advisors Inc /Adv | 106.57K | New | $233,388 | 0.0% | New | 1 | SEC ↗ |
| 89 | T. Rowe Price ✦ | 104.25K | +4.8% | $229,000 | 0.0% | ▲ Add | 9 | SEC ↗ |
| 90 | Tudor Investment Corp Et Al | 90.04K | +1.2% | $197,196 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Wealth Enhancement Advisory… | 83.57K | New | $194,711 | 0.0% | New | 1 | SEC ↗ |
| 92 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 82.46K | +11.3% | $179,923 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 82.46K | +11.3% | $179,923 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | Group One Trading Llc | 81.56K | +169.8% | $178,610 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 95 | Cerity Partners LLC | 80.97K | New | $177,332 | 0.0% | New | 1 | SEC ↗ |
| 96 | Cerity Partners LLC | 80.97K | New | $177,332 | 0.0% | New | 1 | SEC ↗ |
| 97 | Cerity Partners LLC | 80.97K | New | $177,332 | 0.0% | New | 1 | SEC ↗ |
| 98 | Legal & General Group Plc | 75.10K | 0.0% | $164,474 | 0.0% | Held | 3 | SEC ↗ |
| 99 | Legal & General Group Plc | 75.10K | 0.0% | $164,474 | 0.0% | Held | 3 | SEC ↗ |
| 100 | Legal & General Group Plc | 75.10K | 0.0% | $164,474 | 0.0% | Held | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| First Trust Advisors Lp | $1.77M | 0.0% |
| Point72 Asset Management | $1.50M | 0.0% |
| Marshall Wace | $733,364 | 0.0% |
| Marshall Wace | $733,364 | 0.0% |
| Mariner, LLC | $378,432 | 0.0% |
| Mercer Global Advisors Inc… | $233,388 | 0.0% |
| Wealth Enhancement Advisory… | $194,711 | 0.0% |
| Cerity Partners LLC | $177,332 | 0.0% |
| Cerity Partners LLC | $177,332 | 0.0% |
| Cerity Partners LLC | $177,332 | 0.0% |
Exited
| Ameriprise Financial Inc | $8.45M | was 0.0% |
| Balyasny Asset Management L.P. | $5.92M | was 0.0% |
| Tidal Investments LLC | $731,480 | was 0.0% |
| Raymond James Financial Inc | $644,793 | was 0.0% |
| American Century Companies Inc | $414,355 | was 0.0% |
| Franklin Resources Inc | $352,351 | was 0.0% |
| Us Bancorp \De\ | $407 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 199 holders, 172.39M shares, $913.59M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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