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, Q2 2026
Institutional positions in CytomX Therapeutics, Inc. as of Jun 30, 2026. 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
- 178
- +1 vs. Q1 2026
- Shares held
- 213.0M
- +19.3M (+9.9%) vs. Q1 2026
- Total value
- $799.0M
- −$111.7M (−12.3%) vs. Q1 2026
- New holders
- 46
- 70 more added
- Sold out
- 45
- 33 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding CytomX Therapeutics, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 109,413 | $409.2K | 0.00% | +78,672+255.9% | Added |
| Profund Advisors LLC | 111,378 | $417.7K | 0.01% | +6,843+6.5% | Added |
| Squarepoint Ops LLC | 112,152 | $420.6K | 0.00% | −129,063−53.5% | Reduced |
| Velan Capital Investment Management LP | 120,000 | $450.0K | 0.28% | −420,000−77.8% | Reduced |
| Vanguard Asset Management, Ltd | 122,893 | $460.8K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 123,313 | $462.4K | 0.00% | −18,580−13.1% | Reduced |
| NLB Skladi, upravljanje premozenja, d.o.o. | 125,000 | $468.8K | 0.02% | +13,889+12.5% | Added |
| Barclays PLC | 126,415 | $474.1K | 0.00% | −15,997−11.2% | Reduced |
| Walleye Capital LLC | 126,526 | $474.5K | 0.00% | +126,526 | New |
| Alliancebernstein L.P. | 104,310 | $490.3K | 0.00% | +104,310 | New |
| Canada Pension Plan Investment Board | 141,500 | $530.6K | 0.00% | +32,700+30.1% | Added |
| Price T Rowe Associates Inc | 148,107 | $556.0K | 0.00% | +148,107 | New |
| AWM Investment Company, Inc. | 150,000 | $562.5K | 0.05% | 00.0% | Unchanged |
| Wells Fargo & Company | 163,183 | $611.9K | 0.00% | +156,588+2,374.3% | Added |
| HighVista Strategies LLC | 169,831 | $636.9K | 0.15% | −118,226−41.0% | Reduced |
| LPL Financial LLC | 171,733 | $644.0K | 0.00% | +49,099+40.0% | Added |
| Verdad Advisers, LP | 176,407 | $661.5K | 0.63% | +146,220+484.4% | Added |
| Morgan Stanley | 190,799 | $715.5K | 0.00% | −329,696−63.3% | Reduced |
| Colony Group, LLC | 197,878 | $742.0K | 0.00% | +197,878 | New |
| Stonepine Capital Management, LLC | 205,000 | $768.8K | 0.59% | +5,000+2.5% | Added |
| California State Teachers Retirement System | 208,477 | $781.8K | 0.00% | +120,098+135.9% | Added |
| UBS Asset Management Americas Inc | 219,779 | $824.2K | 0.00% | +30,379+16.0% | Added |
| Invesco Ltd. | 220,205 | $825.8K | 0.00% | +158,650+257.7% | Added |
| Rafferty Asset Management, LLC | 221,377 | $830.2K | 0.00% | −18,447−7.7% | Reduced |
| Rhumbline Advisers | 222,514 | $834.4K | 0.00% | +222,514 | New |
| Tema ETFs LLC | 228,987 | $858.7K | 0.03% | +1,482+0.7% | Added |
| Toroso Investments, LLC | 246,697 | $925.1K | 0.00% | +929+0.4% | Added |
| LMR Partners LLP | 273,213 | $1.02M | 0.01% | +38,282+16.3% | Added |
| Citigroup Inc | 287,866 | $1.08M | 0.00% | +186,065+182.8% | Added |
| Caption Management, LLC | 300,000 | $1.13M | 0.04% | −273,224−47.7% | Reduced |
| Swiss National Bank | 325,400 | $1.22M | 0.00% | +5,800+1.8% | Added |
| Jump Financial, LLC | 347,400 | $1.30M | 0.01% | +336,676+3,139.5% | Added |
| Assenagon Asset Management S.A. | 364,173 | $1.37M | 0.00% | 00.0% | Unchanged |
| DAFNA Capital Management LLC | 438,407 | $1.64M | 0.31% | +208,407+90.6% | Added |
| Nuveen, LLC | 448,041 | $1.68M | 0.00% | +448,041 | New |
| Exome Asset Management LLC | 460,067 | $1.73M | 1.06% | −61,401−11.8% | Reduced |
| Schulhoff & Co Inc | 477,550 | $1.79M | 0.72% | 00.0% | Unchanged |
| Raymond James Financial Inc | 484,222 | $1.82M | 0.00% | +104,062+27.4% | Added |
| Ensign Peak Advisors, Inc | 505,055 | $1.89M | 0.00% | −87,418−14.8% | Reduced |
| Charles Schwab Investment Management Inc | 549,875 | $2.06M | 0.00% | +421,079+326.9% | Added |
| First Trust Advisors LP | 599,696 | $2.25M | 0.00% | +31,134+5.5% | Added |
| Deutsche Bank AG | 663,038 | $2.49M | 0.00% | +199,617+43.1% | Added |
| Bank of New York Mellon Corp | 684,539 | $2.57M | 0.00% | +394,671+136.2% | Added |
| Gilder Gagnon Howe & Co LLC | 704,423 | $2.64M | 0.03% | −415,886−37.1% | Reduced |
| DV Equities, LLC | 714,000 | $2.68M | 0.39% | +714,000 | New |
| Ally Bridge Group (NY) LLC | 775,000 | $2.91M | 3.75% | −125,000−13.9% | Reduced |
| Sphera Funds Management Ltd. | 879,000 | $3.30M | 0.47% | +659,000+299.5% | Added |
| Seven Fleet Capital Management LP | 1,085,398 | $4.07M | 0.67% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 1,267,430 | $4.75M | 0.00% | +164,547+14.9% | Added |
| Tudor Investment Corp Et Al | 1,380,687 | $5.18M | 0.02% | +1,380,687 | New |
| Northern Trust Corp | 1,675,183 | $6.28M | 0.00% | +1,063,042+173.7% | Added |
| Millennium Management LLC | 1,685,830 | $6.32M | 0.00% | −1,974,360−53.9% | Reduced |
| Vanguard Portfolio Management LLC | 1,751,167 | $6.57M | 0.00% | +956,412+120.3% | Added |
| Qube Research & Technologies Ltd | 1,824,564 | $6.84M | 0.01% | −425,019−18.9% | Reduced |
| Dimensional Fund Advisors LP | 1,860,290 | $6.98M | 0.00% | −70,630−3.7% | Reduced |
| Goldman Sachs Group Inc | 2,003,652 | $7.51M | 0.00% | +543,813+37.3% | Added |
| Woodline Partners LP | 2,040,210 | $7.65M | 0.02% | +39,385+2.0% | Added |
| Marshall Wace, LLP | 3,024,351 | $11.3M | 0.01% | −1,113,825−26.9% | Reduced |
| Citadel Advisors LLC | 3,110,509 | $11.7M | 0.01% | −2,295,684−42.5% | Reduced |
| ADAR1 Capital Management, LLC | 3,365,118 | $12.6M | 0.59% | −45,072−1.3% | Reduced |
| Siren, L.L.C. | 3,457,711 | $13.0M | 0.26% | 00.0% | Unchanged |
| UBS Group AG | 3,468,359 | $13.0M | 0.00% | +348,204+11.2% | Added |
| Eversept Partners, LP | 3,558,497 | $13.3M | 0.73% | +369,983+11.6% | Added |
| Two Sigma Investments, LP | 4,132,643 | $15.5M | 0.01% | +1,422,487+52.5% | Added |
| Nextech Invest, Ltd. | 4,449,932 | $16.7M | 0.79% | 00.0% | Unchanged |
| Elmind Capital, LP | 4,550,000 | $17.1M | 4.29% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 4,678,716 | $17.5M | 0.00% | +2,612,104+126.4% | Added |
| Baker Bros. Advisors LP | 4,975,826 | $18.7M | 0.09% | 00.0% | Unchanged |
| VR Adviser, LLC | 4,982,124 | $18.7M | 0.57% | −5,000,000−50.1% | Reduced |
| Wellington Management Group LLP | 5,168,961 | $19.4M | 0.00% | +1,585,976+44.3% | Added |
| Point72 Asset Management, L.P. | 7,811,033 | $29.3M | 0.04% | −64,357−0.8% | Reduced |
| Vanguard Capital Management LLC | 8,525,457 | $32.0M | 0.00% | −207,661−2.4% | Reduced |
| Perceptive Advisors LLC | 10,439,185 | $39.1M | 0.61% | +340,361+3.4% | Added |
| State Street Corp | 11,747,236 | $44.1M | 0.00% | +6,083,828+107.4% | Added |
| Bank of America Corp | 15,082,617 | $56.6M | 0.00% | +4,879,832+47.8% | Added |
| BlackRock, Inc. | 17,559,822 | $65.8M | 0.00% | +12,331,542+235.9% | Added |
| Kynam Capital Management, LP | 21,703,093 | $81.4M | 4.50% | +6,690,000+44.6% | Added |
| FMR LLC | 32,714,937 | $122.7M | 0.01% | +759,300+2.4% | Added |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −3,067,864−100.0% | Sold out |
| Patient Square Capital LP | 0 | $0 | 0.00% | −1,085,790−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −997,510−100.0% | Sold out |
| Eventide Asset Management, LLC | 0 | $0 | 0.00% | −900,000−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −898,767−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −730,844−100.0% | Sold out |
| DV Trading LLC | 0 | $0 | 0.00% | −714,000−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −565,113−100.0% | Sold out |
| Longaeva Partners L.P. | 0 | $0 | 0.00% | −550,000−100.0% | Sold out |
| Seven Grand Managers, LLC | 0 | $0 | 0.00% | −325,000−100.0% | Sold out |
| Soleus Capital Management, L.P. | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −269,202−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −230,598−100.0% | Sold out |
| Burkehill Global Management, LP | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −167,514−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −154,134−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −121,912−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −104,750−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −101,895−100.0% | Sold out |
| Cannon Global Investment Management, LLC | 0 | $0 | 0.00% | −96,100−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −80,663−100.0% | Sold out |