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 |
|---|---|---|---|---|---|
| Tower Research Capital LLC (TRC) | 3 | $10 | 0.00% | −29,658−100.0% | Reduced |
| BNP Paribas Arbitrage, SA | 17 | $54 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 85 | $271 | 0.00% | +1+1.2% | Added |
| Advisory Services Network, LLC | 274 | $874 | 0.00% | +274 | New |
| Caitong International Asset Management Co., Ltd | 689 | $2.20K | 0.00% | −967−58.4% | Reduced |
| Barclays PLC | 1,490 | $4.75K | 0.00% | +1,488+74,400.0% | Added |
| Wells Fargo & Company | 3,605 | $11.5K | 0.00% | +3,605 | New |
| Truist Financial Corp | 12,500 | $12.6K | 0.00% | +12,500 | New |
| Private Wealth Asset Management, LLC | 4,000 | $12.8K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 7,756 | $24.7K | 0.00% | +7,756 | New |
| Farther Finance Advisors, LLC | 7,970 | $25.4K | 0.00% | +7,970 | 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 |
| Mariner, LLC | 10,250 | $32.7K | 0.00% | +10,250 | New |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 10,747 | $34.3K | 0.00% | +10,747 | New |
| IPG Investment Advisors LLC | 12,500 | $39.9K | 0.01% | 00.0% | Unchanged |
| Nierenberg Investment Management Company, Inc. | 12,555 | $40.0K | 0.02% | 00.0% | Unchanged |
| Victory Capital Management Inc | 14,121 | $45.0K | 0.00% | +1,686+13.6% | Added |
| Icapital Wealth LLC | 14,492 | $46.2K | 0.03% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 16,152 | $51.5K | 0.00% | +15,871+5,648.0% | Added |
| BIT Capital GmbH | 16,285 | $51.9K | 0.00% | +16,285 | New |
| Advisor Group Holdings, Inc. | 16,710 | $52.8K | 0.00% | +500+3.1% | Added |
| WestHill Financial Advisors, Inc. | 17,082 | $54.5K | 0.01% | 00.0% | Unchanged |
| Truvestments Capital LLC | 17,101 | $54.6K | 0.01% | +2,233+15.0% | 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 |
| Invesco Ltd. | 22,426 | $71.5K | 0.00% | +8,255+58.3% | Added |
| BlueChip Wealth Advisors LLC | 23,000 | $73.4K | 0.03% | +23,000 | New |
| Prudential Financial Inc | 23,300 | $74.3K | 0.00% | −2,400−9.3% | Reduced |
| Ethos Financial Group, LLC | 23,697 | $75.6K | 0.01% | +23,697 | New |
| JustInvest LLC | 26,939 | $85.9K | 0.00% | −2,027−7.0% | Reduced |
| XTX Topco Ltd | 29,286 | $93.4K | 0.00% | −92,613−76.0% | Reduced |
| UBS Group AG | 30,168 | $96.2K | 0.00% | −377,867−92.6% | Reduced |
| Jain Global LLC | 33,652 | $107.3K | 0.00% | +33,652 | New |
| Sanctuary Advisors, LLC | 34,634 | $110.5K | 0.00% | +34,634 | New |
| Two Sigma Advisers, LP | 40,000 | $127.6K | 0.00% | +40,000 | New |
| Persistent Asset Partners Ltd | 42,645 | $136.0K | 0.10% | +42,645 | New |
| Private Advisor Group, LLC | 44,002 | $140.4K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 47,728 | $152.3K | 0.00% | −1,664−3.4% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 48,012 | $153.2K | 0.00% | −51,398−51.7% | Reduced |
| Jacobs Levy Equity Management, Inc | 50,773 | $162.0K | 0.00% | +50,773 | New |
| Jefferies Financial Group Inc. | 52,914 | $168.8K | 0.00% | +52,914 | New |
| Merit Financial Group, LLC | 53,243 | $169.8K | 0.00% | +53,243 | New |
| Miller Financial Services LLC | 67,000 | $213.7K | 0.25% | +16,000+31.4% | Added |
| Velan Capital Investment Management LP | 80,000 | $255.2K | 0.24% | +5,000+6.7% | Added |
| LPL Financial LLC | 86,653 | $276.4K | 0.00% | −114,571−56.9% | Reduced |
| Charles Schwab Investment Management Inc | 88,570 | $282.5K | 0.00% | 00.0% | Unchanged |
| Aspire Growth Partners LLC | 102,254 | $326.2K | 0.24% | 00.0% | Unchanged |
| Congress Park Capital LLC | 103,922 | $331.5K | 0.10% | +8,500+8.9% | Added |
| 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 |
| Qube Research & Technologies Ltd | 122,500 | $390.8K | 0.00% | +122,500 | New |
| Stonepine Capital Management, LLC | 125,000 | $398.8K | 0.32% | +125,000 | New |
| Quadrature Capital Ltd | 125,035 | $398.9K | 0.00% | +125,035 | New |
| Royal Bank of Canada | 152,304 | $486.0K | 0.00% | −91,243−37.5% | Reduced |
| Ameriprise Financial Inc | 158,329 | $505.1K | 0.00% | +158,329 | New |
| Diadema Partners LP | 185,286 | $591.1K | 0.41% | +185,286 | New |
| Prelude Capital Management, LLC | 206,526 | $658.8K | 0.05% | +206,526 | New |
| Precision Wealth Strategies, LLC | 237,081 | $756.3K | 0.25% | +237,081 | New |
| Bank of New York Mellon Corp | 252,659 | $806.0K | 0.00% | 00.0% | Unchanged |
| HighVista Strategies LLC | 257,148 | $820.3K | 0.20% | +257,148 | New |
| Susquehanna International Group, LLP | 267,485 | $853.3K | 0.00% | −24,411−8.4% | Reduced |
| Raymond James Financial Inc | 293,560 | $936.5K | 0.00% | +10,000+3.5% | Added |
| Morgan Stanley | 319,288 | $1.02M | 0.00% | −19,918−5.9% | Reduced |
| Northern Trust Corp | 389,685 | $1.24M | 0.00% | −60,422−13.4% | Reduced |
| Jane Street Group, LLC | 401,367 | $1.28M | 0.00% | +389,399+3,253.7% | Added |
| First Trust Advisors LP | 401,891 | $1.28M | 0.00% | +401,891 | New |
| Goldman Sachs Group Inc | 447,753 | $1.43M | 0.00% | +433,075+2,950.5% | Added |
| Dimensional Fund Advisors LP | 451,128 | $1.44M | 0.00% | +267,962+146.3% | Added |
| CWM Advisors, LLC | 522,482 | $1.67M | 0.16% | +522,482 | New |
| Gsa Capital Partners LLP | 535,974 | $1.71M | 0.14% | −94,835−15.0% | Reduced |
| Prosight Management, LP | 564,800 | $1.80M | 0.43% | −2,952,313−83.9% | Reduced |
| State Street Corp | 644,982 | $2.06M | 0.00% | +5,942+0.9% | Added |
| Acadian Asset Management LLC | 653,725 | $2.08M | 0.00% | −903,311−58.0% | Reduced |
| Two Sigma Investments, LP | 729,698 | $2.33M | 0.00% | +572,017+362.8% | Added |
| Assenagon Asset Management S.A. | 729,967 | $2.33M | 0.00% | +9,947+1.4% | Added |
| Exome Asset Management LLC | 745,305 | $2.38M | 1.57% | +745,305 | New |
| Bank of America Corp | 1,005,228 | $3.21M | 0.00% | +1,000,457+20,969.5% | Added |
| Marshall Wace, LLP | 1,104,993 | $3.52M | 0.00% | −1,248,129−53.0% | Reduced |
| Boothbay Fund Management, LLC | 1,237,057 | $3.95M | 0.10% | +1,237,057 | New |
| Financial Engines Advisors L.L.C. | 1,381,357 | $4.41M | 0.01% | +1,381,357 | New |
| Millennium Management LLC | 1,386,863 | $4.42M | 0.00% | +1,153,524+494.4% | Added |
| Geode Capital Management, LLC | 1,569,298 | $5.01M | 0.00% | −175,878−10.1% | Reduced |
| Citadel Advisors LLC | 1,800,435 | $5.74M | 0.00% | +1,714,926+2,005.6% | Added |
| Woodline Partners LP | 2,337,005 | $7.46M | 0.04% | +1060.0% | Added |
| BlackRock, Inc. | 2,381,912 | $7.60M | 0.00% | −6,541−0.3% | Reduced |
| Renaissance Technologies LLC | 2,545,260 | $8.12M | 0.01% | +683,060+36.7% | Added |
| Ra Capital Management, L.P. | 2,661,331 | $8.49M | 0.10% | 00.0% | Unchanged |
| Vivo Capital, LLC | 2,884,615 | $9.20M | 0.74% | −2,884,615−50.0% | Reduced |
| Ikarian Capital, LLC | 3,372,616 | $10.8M | 2.44% | +3,372,616 | New |
| RTW Investments, LP | 3,461,500 | $11.0M | 0.14% | 00.0% | Unchanged |
| Kynam Capital Management, LP | 3,646,503 | $11.6M | 0.87% | +1,492,090+69.3% | Added |
| Balyasny Asset Management LLC | 3,913,081 | $12.5M | 0.03% | +1,047,456+36.6% | Added |
| ADAR1 Capital Management, LLC | 4,045,414 | $12.9M | 1.28% | +964,000+31.3% | Added |
| Point72 Asset Management, L.P. | 4,068,575 | $13.0M | 0.03% | −4,016,048−49.7% | Reduced |
| Baker Bros. Advisors LP | 4,250,826 | $13.6M | 0.10% | +766,600+22.0% | Added |
| Commodore Capital LP | 7,692,300 | $24.5M | 1.20% | 00.0% | Unchanged |
| OrbiMed Advisors LLC | 8,461,500 | $27.0M | 0.65% | 00.0% | Unchanged |
| Vanguard Group Inc | 8,947,807 | $28.5M | 0.00% | −431,987−4.6% | Reduced |
| Perceptive Advisors LLC | 9,680,185 | $30.9M | 0.89% | +2,686,539+38.4% | Added |