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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 2023

Institutional positions in CytomX Therapeutics, Inc. as of Jun 30, 2023. 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
67
−9 vs. Q1 2023
Shares held
34.1M
−1.42M (−4.0%) vs. Q1 2023
Total value
$58.7M
+$4.94M (+9.2%) vs. Q1 2023
New holders
4
20 more added
Sold out
13
20 more reduced

Compare with Q1 2023: 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.

Institutional holdersQ2 2023: 67 institutions
Q1 2021: 126 institutionsQ2 2021: 122 institutionsQ3 2021: 114 institutionsQ4 2021: 110 institutionsQ1 2022: 119 institutionsQ2 2022: 99 institutionsQ3 2022: 84 institutionsQ4 2022: 81 institutionsQ1 2023: 76 institutionsQ2 2023: 67 institutionsQ3 2023: 62 institutionsQ4 2023: 68 institutionsQ1 2024: 88 institutionsQ2 2024: 74 institutionsQ3 2024: 69 institutionsQ4 2024: 70 institutionsQ1 2025: 66 institutionsQ2 2025: 83 institutionsQ3 2025: 103 institutionsQ4 2025: 122 institutionsQ1 2026: 179 institutionsQ2 2026: 178 institutions
Value heldQ2 2023: $58.7M
Q1 2021: $422.2MQ2 2021: $358.9MQ3 2021: $274.8MQ4 2021: $236.5MQ1 2022: $143.4MQ2 2022: $83.4MQ3 2022: $52.6MQ4 2022: $57.5MQ1 2023: $53.7MQ2 2023: $58.7MQ3 2023: $41.8MQ4 2023: $50.6MQ1 2024: $97.1MQ2 2024: $61.9MQ3 2024: $60.4MQ4 2024: $48.1MQ1 2025: $28.8MQ2 2025: $302.6MQ3 2025: $438.4MQ4 2025: $613.9MQ1 2026: $911.2MQ2 2026: $799.0M
Institutions holding CTMX and their total value by quarter
QuarterHoldersValue
Q2 2026178$799.0M
Q1 2026179$911.2M
Q4 2025122$613.9M
Q3 2025103$438.4M
Q2 202583$302.6M
Q1 202566$28.8M
Q4 202470$48.1M
Q3 202469$60.4M
Q2 202474$61.9M
Q1 202488$97.1M
Q4 202368$50.6M
Q3 202362$41.8M
Q2 202367$58.7M
Q1 202376$53.7M
Q4 202281$57.5M
Q3 202284$52.6M
Q2 202299$83.4M
Q1 2022119$143.4M
Q4 2021110$236.5M
Q3 2021114$274.8M
Q2 2021122$358.9M
Q1 2021126$422.2M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding CytomX Therapeutics, Inc.; share changes are against Q1 2023.

Institutions holding CTMX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Tang Capital Management LLC6,600,000$11.4M1.67%+506,968+8.3%Added
BVF Inc6,595,801$11.3M0.32%00.0%Unchanged
Vanguard Group Inc4,902,943$8.43M0.00%−12,110−0.2%Reduced
Acadian Asset Management LLC2,653,576$4.56M0.02%00.0%Unchanged
Jacobs Levy Equity Management, Inc1,621,409$2.79M0.02%−269,977−14.3%Reduced
Laurion Capital Management LP1,188,225$2.04M0.09%00.0%Unchanged
BlackRock Inc.1,147,816$1.97M0.00%+24,044+2.1%Added
Renaissance Technologies LLC1,122,400$1.93M0.00%+272,100+32.0%Added
Bronte Capital Management Pty Ltd.925,245$1.59M0.15%+7,491+0.8%Added
FMR LLC727,380$1.25M0.00%+21,683+3.1%Added
Marshall Wace, LLP674,501$1.16M0.00%−55,437−7.6%Reduced
Assenagon Asset Management S.A.668,032$1.15M0.00%00.0%Unchanged
Millennium Management LLC649,298$1.12M0.00%−311,744−32.4%Reduced
Geode Capital Management, LLC644,087$1.11M0.00%+1,779+0.3%Added
Gsa Capital Partners LLP344,169$592.0K0.06%+344,169New
Formidable Asset Management, LLC318,111$547.0K0.12%00.0%Unchanged
Toroso Investments, LLC318,111$547.0K0.02%00.0%Unchanged
State Street Corp267,476$460.1K0.00%00.0%Unchanged
UBS Oconnor LLC259,965$447.1K0.01%+12,808+5.2%Added
Bridgeway Capital Management, LLC238,024$409.4K0.01%+62,024+35.2%Added
Two Sigma Advisers, LP229,400$394.6K0.00%−286,700−55.6%Reduced
Clearline Capital LP196,583$338.1K0.04%00.0%Unchanged
Squarepoint Ops LLC184,494$317.3K0.00%+135,638+277.6%Added
Connor, Clark & Lunn Investment Management Ltd.156,040$268.4K0.00%+21,731+16.2%Added
Two Sigma Investments, LP138,447$238.1K0.00%−329,169−70.4%Reduced
D. E. Shaw & Co., Inc.130,460$224.4K0.00%−170,381−56.6%Reduced
Northern Trust Corp119,614$205.7K0.00%−386−0.3%Reduced
Congress Park Capital LLC106,150$182.6K0.10%+5,950+5.9%Added
LPL Financial LLC98,265$169.0K0.00%+39,500+67.2%Added
Susquehanna International Group, LLP90,242$155.2K0.00%−257,544−74.1%Reduced
Morgan Stanley84,276$145.0K0.00%−67,099−44.3%Reduced
Cornercap Investment Counsel Inc82,415$141.8K0.02%00.0%Unchanged
Private Advisor Group, LLC73,179$126.5K0.00%00.0%Unchanged
Russell Investments Group, Ltd.53,705$92.4K0.00%−3,350−5.9%Reduced
Commonwealth Equity Services, LLC53,243$92.0K0.00%00.0%Unchanged
Forefront Analytics, LLC49,596$85.3K0.05%+23,184+87.8%Added
Tudor Investment Corp Et Al44,730$76.9K0.00%00.0%Unchanged
Dimensional Fund Advisors LP35,865$61.7K0.00%−120,591−77.1%Reduced
Franklin Resources Inc34,084$58.6K0.00%00.0%Unchanged
Bank of New York Mellon Corp31,866$54.8K0.00%−4,286−11.9%Reduced
Bank of America Corp31,262$53.8K0.00%−8,769−21.9%Reduced
Charles Schwab Investment Management Inc24,817$42.7K0.00%00.0%Unchanged
Prudential Financial Inc24,700$42.5K0.00%−2,400−8.9%Reduced
UBS Group AG21,440$36.9K0.00%−5,353−20.0%Reduced
Invesco Ltd.19,458$33.5K0.00%+6,393+48.9%Added
Jane Street Group, LLC19,364$33.3K0.00%−21,217−52.3%Reduced
WestHill Financial Advisors, Inc.17,082$29.4K0.01%00.0%Unchanged
Advisor Group Holdings, Inc.15,350$28.6K0.00%00.0%Unchanged
IPG Investment Advisors LLC12,500$21.5K0.00%00.0%Unchanged
AlphaMark Advisors, LLC10,548$18.0K0.01%+6,015+132.7%Added
Goldman Sachs Group Inc10,217$17.6K0.00%−3,180−23.7%Reduced
Vontobel Holding Ltd.10,000$17.2K0.00%+10,000New
Citadel Advisors LLC8,854$15.2K0.00%−269,823−96.8%Reduced
Whittier Trust Co8,363$14.4K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)8,343$14.3K0.00%−37,008−81.6%Reduced
Byrne Asset Management LLC8,000$14.0K0.01%+400+5.3%Added
Group One Trading, L.P.3,635$6.25K0.00%+2,500+220.3%Added
JPMorgan Chase & Co1,730$2.98K0.00%00.0%Unchanged
Federated Hermes, Inc.1,415$2.43K0.00%00.0%Unchanged
Rhumbline Advisers1,291$2.22K0.00%+1,291New
Cutler Group LP1,000$1.00K0.00%00.0%Unchanged
Bollard Group LLC712$1.00K0.00%00.0%Unchanged
Royal Bank of Canada484$1.00K0.00%+384+384.0%Added
Simplex Trading, LLC709$1.00K0.00%+709New
Wells Fargo & Company478$8220.00%+21+4.6%Added
Raleigh Capital Management Inc.250$4300.00%00.0%Unchanged
BNP Paribas Arbitrage, SA175$3010.00%+158+929.4%Added
Newtyn Management, LLC0$00.00%−425,000−100.0%Sold out
Tejara Capital Ltd0$00.00%−157,928−100.0%Sold out
Man Group plc0$00.00%–Sold out
Virtu Financial LLC0$00.00%−24,136−100.0%Sold out
Magnus Financial Group LLC0$00.00%−20,000−100.0%Sold out
XTX Topco Ltd0$00.00%−17,815−100.0%Sold out
Cetera Investment Advisers0$00.00%−15,000−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−13,050−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−10,808−100.0%Sold out
Beacon Capital Management, LLC0$00.00%−5,000−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−4,500−100.0%Sold out
Advisory Services Network, LLC0$00.00%−412−100.0%Sold out
IFP Advisors, Inc0$00.00%−222−100.0%Sold out