CytomX Therapeutics, Inc.
CTMX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001501989
No open-market purchases or sales by CytomX Therapeutics, Inc. insiders were filed in the last 90 days; 178 institutions reported holding it in 13F filings for Q2 2026, worth $799.0M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in CytomX Therapeutics, Inc. as of Sep 30, 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
- 103
- +20 vs. Q2 2025
- Shares held
- 137.4M
- +4.12M (+3.1%) vs. Q2 2025
- Total value
- $438.4M
- +$135.8M (+44.9%) vs. Q2 2025
- New holders
- 32
- 29 more added
- Sold out
- 12
- 25 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CTMX 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 | 178 | $799.0M |
| Q1 2026 | 179 | $911.2M |
| Q4 2025 | 122 | $613.9M |
| Q3 2025 | 103 | $438.4M |
| Q2 2025 | 83 | $302.6M |
| Q1 2025 | 66 | $28.8M |
| Q4 2024 | 70 | $48.1M |
| Q3 2024 | 69 | $60.4M |
| Q2 2024 | 74 | $61.9M |
| Q1 2024 | 88 | $97.1M |
| Q4 2023 | 68 | $50.6M |
| Q3 2023 | 62 | $41.8M |
| Q2 2023 | 67 | $58.7M |
| Q1 2023 | 76 | $53.7M |
| Q4 2022 | 81 | $57.5M |
| Q3 2022 | 84 | $52.6M |
| Q2 2022 | 99 | $83.4M |
| Q1 2022 | 119 | $143.4M |
| Q4 2021 | 110 | $236.5M |
| Q3 2021 | 114 | $274.8M |
| Q2 2021 | 122 | $358.9M |
| Q1 2021 | 126 | $422.2M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding CytomX Therapeutics, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| VR Adviser, LLC | 15,561,500 | $49.6M | 2.79% | +1,591,618+11.4% | Added |
| FMR LLC | 15,396,200 | $49.1M | 0.00% | +6,157,332+66.6% | Added |
| Tang Capital Management LLC | 11,065,662 | $35.3M | 1.36% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 9,680,185 | $30.9M | 0.89% | +2,686,539+38.4% | Added |
| Vanguard Group Inc | 8,947,807 | $28.5M | 0.00% | −431,987−4.6% | Reduced |
| OrbiMed Advisors LLC | 8,461,500 | $27.0M | 0.65% | 00.0% | Unchanged |
| Commodore Capital LP | 7,692,300 | $24.5M | 1.20% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 4,250,826 | $13.6M | 0.10% | +766,600+22.0% | Added |
| Point72 Asset Management, L.P. | 4,068,575 | $13.0M | 0.03% | −4,016,048−49.7% | Reduced |
| ADAR1 Capital Management, LLC | 4,045,414 | $12.9M | 1.28% | +964,000+31.3% | Added |
| Balyasny Asset Management LLC | 3,913,081 | $12.5M | 0.03% | +1,047,456+36.6% | Added |
| Kynam Capital Management, LP | 3,646,503 | $11.6M | 0.87% | +1,492,090+69.3% | Added |
| RTW Investments, LP | 3,461,500 | $11.0M | 0.14% | 00.0% | Unchanged |
| Ikarian Capital, LLC | 3,372,616 | $10.8M | 2.44% | +3,372,616 | New |
| Vivo Capital, LLC | 2,884,615 | $9.20M | 0.74% | −2,884,615−50.0% | Reduced |
| Ra Capital Management, L.P. | 2,661,331 | $8.49M | 0.10% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 2,545,260 | $8.12M | 0.01% | +683,060+36.7% | Added |
| BlackRock, Inc. | 2,381,912 | $7.60M | 0.00% | −6,541−0.3% | Reduced |
| Woodline Partners LP | 2,337,005 | $7.46M | 0.04% | +1060.0% | Added |
| Citadel Advisors LLC | 1,800,435 | $5.74M | 0.00% | +1,714,926+2,005.6% | Added |
| Geode Capital Management, LLC | 1,569,298 | $5.01M | 0.00% | −175,878−10.1% | Reduced |
| Millennium Management LLC | 1,386,863 | $4.42M | 0.00% | +1,153,524+494.4% | Added |
| Financial Engines Advisors L.L.C. | 1,381,357 | $4.41M | 0.01% | +1,381,357 | New |
| Boothbay Fund Management, LLC | 1,237,057 | $3.95M | 0.10% | +1,237,057 | New |
| Marshall Wace, LLP | 1,104,993 | $3.52M | 0.00% | −1,248,129−53.0% | Reduced |
| Bank of America Corp | 1,005,228 | $3.21M | 0.00% | +1,000,457+20,969.5% | Added |
| Exome Asset Management LLC | 745,305 | $2.38M | 1.57% | +745,305 | New |
| Assenagon Asset Management S.A. | 729,967 | $2.33M | 0.00% | +9,947+1.4% | Added |
| Two Sigma Investments, LP | 729,698 | $2.33M | 0.00% | +572,017+362.8% | Added |
| Acadian Asset Management LLC | 653,725 | $2.08M | 0.00% | −903,311−58.0% | Reduced |
| State Street Corp | 644,982 | $2.06M | 0.00% | +5,942+0.9% | Added |
| Prosight Management, LP | 564,800 | $1.80M | 0.43% | −2,952,313−83.9% | Reduced |
| Gsa Capital Partners LLP | 535,974 | $1.71M | 0.14% | −94,835−15.0% | Reduced |
| CWM Advisors, LLC | 522,482 | $1.67M | 0.16% | +522,482 | New |
| Dimensional Fund Advisors LP | 451,128 | $1.44M | 0.00% | +267,962+146.3% | Added |
| Goldman Sachs Group Inc | 447,753 | $1.43M | 0.00% | +433,075+2,950.5% | Added |
| First Trust Advisors LP | 401,891 | $1.28M | 0.00% | +401,891 | New |
| Jane Street Group, LLC | 401,367 | $1.28M | 0.00% | +389,399+3,253.7% | Added |
| Northern Trust Corp | 389,685 | $1.24M | 0.00% | −60,422−13.4% | Reduced |
| Morgan Stanley | 319,288 | $1.02M | 0.00% | −19,918−5.9% | Reduced |
| Raymond James Financial Inc | 293,560 | $936.5K | 0.00% | +10,000+3.5% | Added |
| Susquehanna International Group, LLP | 267,485 | $853.3K | 0.00% | −24,411−8.4% | Reduced |
| HighVista Strategies LLC | 257,148 | $820.3K | 0.20% | +257,148 | New |
| Bank of New York Mellon Corp | 252,659 | $806.0K | 0.00% | 00.0% | Unchanged |
| Precision Wealth Strategies, LLC | 237,081 | $756.3K | 0.25% | +237,081 | New |
| Prelude Capital Management, LLC | 206,526 | $658.8K | 0.05% | +206,526 | New |
| Diadema Partners LP | 185,286 | $591.1K | 0.41% | +185,286 | New |
| Ameriprise Financial Inc | 158,329 | $505.1K | 0.00% | +158,329 | New |
| Royal Bank of Canada | 152,304 | $486.0K | 0.00% | −91,243−37.5% | Reduced |
| Quadrature Capital Ltd | 125,035 | $398.9K | 0.00% | +125,035 | New |
| Stonepine Capital Management, LLC | 125,000 | $398.8K | 0.32% | +125,000 | New |
| Qube Research & Technologies Ltd | 122,500 | $390.8K | 0.00% | +122,500 | New |
| Formidable Asset Management, LLC | 118,337 | $377.5K | 0.06% | −194,513−62.2% | Reduced |
| Toroso Investments, LLC | 118,337 | $377.5K | 0.00% | −194,513−62.2% | Reduced |
| Congress Park Capital LLC | 103,922 | $331.5K | 0.10% | +8,500+8.9% | Added |
| Aspire Growth Partners LLC | 102,254 | $326.2K | 0.24% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 88,570 | $282.5K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 86,653 | $276.4K | 0.00% | −114,571−56.9% | Reduced |
| Velan Capital Investment Management LP | 80,000 | $255.2K | 0.24% | +5,000+6.7% | Added |
| Miller Financial Services LLC | 67,000 | $213.7K | 0.25% | +16,000+31.4% | Added |
| Merit Financial Group, LLC | 53,243 | $169.8K | 0.00% | +53,243 | New |
| Jefferies Financial Group Inc. | 52,914 | $168.8K | 0.00% | +52,914 | New |
| Jacobs Levy Equity Management, Inc | 50,773 | $162.0K | 0.00% | +50,773 | New |
| Susquehanna Portfolio Strategies, LLC | 48,012 | $153.2K | 0.00% | −51,398−51.7% | Reduced |
| Squarepoint Ops LLC | 47,728 | $152.3K | 0.00% | −1,664−3.4% | Reduced |
| Private Advisor Group, LLC | 44,002 | $140.4K | 0.00% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 42,645 | $136.0K | 0.10% | +42,645 | New |
| Two Sigma Advisers, LP | 40,000 | $127.6K | 0.00% | +40,000 | New |
| Sanctuary Advisors, LLC | 34,634 | $110.5K | 0.00% | +34,634 | New |
| Jain Global LLC | 33,652 | $107.3K | 0.00% | +33,652 | New |
| UBS Group AG | 30,168 | $96.2K | 0.00% | −377,867−92.6% | Reduced |
| XTX Topco Ltd | 29,286 | $93.4K | 0.00% | −92,613−76.0% | Reduced |
| JustInvest LLC | 26,939 | $85.9K | 0.00% | −2,027−7.0% | Reduced |
| Ethos Financial Group, LLC | 23,697 | $75.6K | 0.01% | +23,697 | New |
| Prudential Financial Inc | 23,300 | $74.3K | 0.00% | −2,400−9.3% | Reduced |
| BlueChip Wealth Advisors LLC | 23,000 | $73.4K | 0.03% | +23,000 | New |
| Invesco Ltd. | 22,426 | $71.5K | 0.00% | +8,255+58.3% | Added |
| Forefront Analytics, LLC | 18,109 | $57.8K | 0.06% | −9,589−34.6% | Reduced |
| Forefront Wealth Partners, LLC | 18,109 | $57.8K | 0.01% | +18,109 | New |
| Truvestments Capital LLC | 17,101 | $54.6K | 0.01% | +2,233+15.0% | Added |
| WestHill Financial Advisors, Inc. | 17,082 | $54.5K | 0.01% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 16,710 | $52.8K | 0.00% | +500+3.1% | Added |
| BIT Capital GmbH | 16,285 | $51.9K | 0.00% | +16,285 | New |
| JPMorgan Chase & Co | 16,152 | $51.5K | 0.00% | +15,871+5,648.0% | Added |
| Icapital Wealth LLC | 14,492 | $46.2K | 0.03% | 00.0% | Unchanged |
| Victory Capital Management Inc | 14,121 | $45.0K | 0.00% | +1,686+13.6% | Added |
| Nierenberg Investment Management Company, Inc. | 12,555 | $40.0K | 0.02% | 00.0% | Unchanged |
| IPG Investment Advisors LLC | 12,500 | $39.9K | 0.01% | 00.0% | Unchanged |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 10,747 | $34.3K | 0.00% | +10,747 | New |
| Mariner, LLC | 10,250 | $32.7K | 0.00% | +10,250 | New |
| Peregrine Asset Advisers, Inc. | 10,000 | $31.9K | 0.01% | 00.0% | Unchanged |
| Meridian Wealth Management, LLC | 10,000 | $31.9K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 7,970 | $25.4K | 0.00% | +7,970 | New |
| Citigroup Inc | 7,756 | $24.7K | 0.00% | +7,756 | New |
| Private Wealth Asset Management, LLC | 4,000 | $12.8K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 12,500 | $12.6K | 0.00% | +12,500 | New |
| Wells Fargo & Company | 3,605 | $11.5K | 0.00% | +3,605 | New |
| Barclays PLC | 1,490 | $4.75K | 0.00% | +1,488+74,400.0% | Added |
| Caitong International Asset Management Co., Ltd | 689 | $2.20K | 0.00% | −967−58.4% | Reduced |
| Advisory Services Network, LLC | 274 | $874 | 0.00% | +274 | New |