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NASDAQ: CTMX
Cytomx Therapeutics Inc Stock Ownership - Who owns Cytomx Therapeutics?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Cytomx Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Sean A. McCarthyCEO2025-11-06101,793$4.54
$461.94kSell
Marcia BelvinSVP Chief Scientific Officer2025-06-1613,884$2.69
$37.33kSell
Christopher OgdenChief Financial Officer2025-06-1610,614$2.69
$28.54kSell
Sean A. McCarthyCEO2025-06-1655,511$2.69
$149.27kSell
Christopher OgdenChief Financial Officer2025-06-131,641$2.95
$4.84kSell
Lloyd A. RowlandGeneral Counsel2025-03-1810,203$0.60
$6.11kSell
Yuwaye ChuChief Medical Officer2025-03-184,025$0.60
$2.41kSell
Sean A. McCarthyCEO2025-03-1837,656$0.60
$22.56kSell
Christopher OgdenChief Financial Officer2025-03-188,551$0.60
$5.12kSell
Marcia BelvinSVP Chief Scientific Officer2025-03-1819,512$0.60
$11.69kSell

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Net Insider Buy/Sell (L12M) Ownership

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CTMX Shareholders

What type of owners hold Cytomx Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Fmr LLC14.57%24,688,109$134.06MInstitution
Vr Adviser LLC9.18%15,561,500$84.50MInstitution
Perceptive Advisors LLC5.71%9,680,185$52.56MInstitution
Kynam Capital Management LP5.29%8,966,077$48.69MInstitution
Vanguard Group Inc5.00%8,475,584$46.02MInstitution
Commodore Capital LP4.54%7,692,300$41.77MInstitution
Kevin P. Starr3.07%5,201,767$28.25MInsider
Point72 Asset Management LP3.06%5,189,538$28.18MInstitution
State Street Corp3.03%5,140,931$27.92MInstitution
Timothy M. 1. Shannon2.69%4,563,247$24.78MInsider

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CTMX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTMX84.98%13.04%Net Selling
ABCL36.12%44.84%Net BuyingNet Buying
EVMN56.26%43.74%Net BuyingNet Buying
VALN3.20%0.00%
AVBP80.12%19.88%Net SellingNet Selling
View Top Biotech Stocks

Cytomx Therapeutics Stock Ownership FAQ

Who owns Cytomx Therapeutics?

Cytomx Therapeutics (NASDAQ: CTMX) is owned by 84.98% institutional shareholders, 13.04% Cytomx Therapeutics insiders, and 1.98% retail investors. Kevin P. Starr is the largest individual Cytomx Therapeutics shareholder, owning 5.20M shares representing 3.07% of the company. Kevin P. Starr's Cytomx Therapeutics shares are currently valued at $28.25M.

If you're new to stock investing, here's how to buy Cytomx Therapeutics stock.
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