CYTOMX THERAPEUTICS INC CTMX
$3.82
+6.1% 52w: $1.93 – $6.75
Latest 13F among current holders filed 15 days ago (Aug 18, 2026)
Price — last 12 months
research preview data1.934.346.75
Aug 18, 2025 Jul 2, 2026
Institutional holders
179
+57 QoQ
13F value
$911.2M
+48.4% QoQ
Smart-money holders
22
signal tier ≥ 2
New smart buyers
12
Q1 2026
Options barometer
1.0×
$13.3M calls / $12.7M puts
Institutional value by quarter
Number of holders
Who owns CTMX?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| FMR LLC | Long only active | 32.0M | $150.2M | 0.0% | +29.4% |
| Kynam Capital Management, LP ★3 | Fundamental concentrated | 15.0M | $70.6M | — | +67.4% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 10.2M | $48.0M | 0.0% | +1064.3% |
| PERCEPTIVE ADVISORS LLC ★2 | Fundamental diversified | 10.1M | $47.5M | — | +4.3% |
| Venrock Adviser, LLC ★3 | Fundamental concentrated | 10.0M | $46.9M | — | -35.9% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 8.7M | $41.0M | — | — |
| Point72 Asset Management, L.P. | Multistrat pod | 7.9M | $37.0M | 0.1% | +51.8% |
| STATE STREET CORP | Index provider | 5.7M | $26.6M | 0.0% | +10.2% |
| CITADEL ADVISORS LLC | Multistrat pod | 5.4M | $25.4M | 0.0% | +1479.4% |
| BlackRock, Inc. | Index provider | 5.2M | $24.6M | 0.0% | +42.5% |
| BAKER BROS. ADVISORS LP ★2 | Fundamental diversified | 5.0M | $23.4M | — | +17.1% |
| Elmind Capital, LP ★3 | Fundamental concentrated | 4.5M | $21.4M | — | +550.0% |
| Nextech Invest, Ltd. ★3 | Fundamental concentrated | 4.4M | $20.9M | — | New |
| MARSHALL WACE, LLP | Quant stat arb | 4.1M | $19.4M | — | +257.7% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 3.7M | $17.2M | 0.0% | +1163.6% |
| WELLINGTON MANAGEMENT GROUP LLP | Long only active | 3.6M | $16.8M | 0.0% | New |
| Siren, L.L.C. ★2 | Fundamental diversified | 3.5M | $16.3M | — | New |
| ADAR1 Capital Management, LLC | Other | 3.4M | $16.0M | 1.0% | -18.5% |
| Eversept Partners, LP ★2 | Fundamental diversified | 3.2M | $15.0M | — | +27.2% |
| UBS Group AG | Bank broker | 3.1M | $14.7M | 0.0% | +741.6% |
| Jefferies Financial Group Inc. | Diversified mechanical | 3.1M | $14.4M | 0.2% | +12809.7% |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 2.7M | $12.7M | 0.0% | +73.6% |
| Qube Research & Technologies Ltd | Quant stat arb | 2.2M | $10.6M | — | +112.0% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 2.1M | $9.7M | — | +35.5% |
| Woodline Partners LP | Other | 2.0M | $9.4M | — | -14.4% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 1.9M | $9.1M | — | +49.7% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 1.9M | $8.8M | 0.0% | +90.5% |
| GOLDMAN SACHS GROUP INC | Bank broker | 1.5M | $6.9M | 0.0% | -40.7% |
| GILDER GAGNON HOWE & CO LLC | Other | 1.1M | $5.3M | — | New |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 1.1M | $5.2M | — | — |
| Patient Square Capital LP ★2 | Fundamental concentrated | 1.1M | $5.1M | — | New |
| JANE STREET GROUP, LLC | Market maker | 997.5K | $4.7M | 0.0% | +64.3% |
| Ally Bridge Group (NY) LLC ★2 | Fundamental concentrated | 900.0K | $4.2M | — | New |
| EVENTIDE ASSET MANAGEMENT, LLC | Other | 900.0K | $4.2M | — | New |
| Trexquant Investment LP | Diversified mechanical | 898.8K | $4.2M | — | New |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 794.8K | $3.7M | — | — |
| Balyasny Asset Management L.P. | Multistrat pod | 730.8K | $3.4M | 0.0% | -81.1% |
| Seven Fleet Capital Management LP | Quant stat arb | 714.0K | $3.4M | — | New |
| DV Trading LLC | Wealth advisor | 714.0K | $3.4M | 0.3% | New |
| NORTHERN TRUST CORP | Index provider | 612.1K | $2.9M | 0.0% | +47.4% |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 606.3K | $2.8M | 0.0% | +21361.1% |
| Ensign Peak Advisors, Inc | Diversified mechanical | 592.5K | $2.8M | 0.0% | New |
| Caption Management, LLC | Quant stat arb | 573.2K | $2.7M | — | New |
| FIRST TRUST ADVISORS LP | Index provider | 568.6K | $2.7M | 0.0% | +34.4% |
| Informed Momentum Co LLC | Quant stat arb | 565.1K | $2.7M | — | +177.3% |
| Longaeva Partners L.P. ★2 | Fundamental diversified | 550.0K | $2.6M | — | New |
| Velan Capital Investment Management LP ★2 | Fundamental concentrated | 540.0K | $2.5M | — | +575.0% |
| Exome Asset Management LLC ★2 | Fundamental diversified | 521.5K | $2.5M | — | -30.0% |
| MORGAN STANLEY | Bank broker | 520.5K | $2.4M | 0.0% | +29.7% |
| SCHULHOFF & CO INC ★2 | Fundamental diversified | 477.6K | $2.2M | 0.9% | +27.4% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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