CytomX Therapeutics Inc

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CytomX Therapeutics Inc
TickerCTMX
CIK #0001501989
CUSIP23284F105
SectorLife Sciences - Pharmaceutical Preparations
Address343 Oyster Point Blvd Suite 100, South San Francisco, CA 94080
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
CytomX Therapeutics Inc 2023-08-17 30.0 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001501989] 10-K
[0001501989] 10-Q
[0001501989] 3
[0001501989] 4
[0001501989] 5
[0001501989] 8-K
[0001501989] D
[0001501989] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Point72 Asset Management LP CytomX Therapeutics Inc [2026-04-16] 0.0
Kynam Capital Management LP CytomX Therapeutics Inc [2026-03-04] 0.0
OrbiMed Advisors LLC CytomX Therapeutics Inc [2025-08-14] 0.0
FMR LLC CytomX Therapeutics Inc [2025-08-06] 0.0
Seven Fleet Partners LP CytomX Therapeutics Inc [2025-05-20] 0.0
Venrock Healthcare Capital Partners III LP CytomX Therapeutics Inc [2025-05-20] 0.0
Longitude Capital Partners V LLC CytomX Therapeutics Inc [2025-05-20] 0.0
Point72 Asset Management LP CytomX Therapeutics Inc [2025-05-14] 0.0
Janus Henderson Group PLC CytomX Therapeutics Inc [2024-05-22] 5.3
Cormorant Asset Management LP CytomX Therapeutics Inc [2024-05-13] 7.38
Tang Capital Partners LP CytomX Therapeutics Inc [2022-07-25] 5.3
BlackRock Inc CytomX Therapeutics Inc [2022-07-08] 2.8
Biotechnology Value Fund L P CytomX Therapeutics Inc [2022-01-03] 4.6
RTW Investments LP CytomX Therapeutics Inc [2021-12-08] 8.99
RA Capital Management LP CytomX Therapeutics Inc [2021-01-29] 5.8
Point72 Asset Management LP CytomX Therapeutics Inc [2021-01-26] 0.1
Biotechnology Value Fund L P CytomX Therapeutics Inc [2020-03-06] 3.6
Vanguard Group Inc CytomX Therapeutics Inc [2020-02-11] 5.91
Victory Capital Management Inc CytomX Therapeutics Inc [2020-01-31] 6.19
Price T Rowe Associates Inc /MD/ CytomX Therapeutics Inc [2019-02-14] 9.0
Wellington Management Group LLP CytomX Therapeutics Inc [2019-02-12] 5.95
BlackRock Inc CytomX Therapeutics Inc [2018-02-01] 6.9
Perceptive Advisors LLC CytomX Therapeutics Inc [2017-12-18] 5.6
Biotechnology Value Fund L P CytomX Therapeutics Inc [2017-06-30] 2.6
Canaan IX LP CytomX Therapeutics Inc [2016-02-11] 13.6
Third Rock Ventures LP CytomX Therapeutics Inc [2016-02-10] 24.1
FMR LLC CytomX Therapeutics Inc [2015-11-10] 0.0
Pfizer Inc CytomX Therapeutics Inc [2015-10-21] 9.0
Flynn James E CytomX Therapeutics Inc [2015-10-14] 0.79
Form 3/4/5 Filer 2011 - 2026
CytomX Therapeutics Inc
Jones Elaine V
Su Zhen
Young Matthew P
Mohindru Mani
Meyers James R
Gilbert Halley E
Ashworth Alan
Ogden Christopher
Belvin Marcia
Chu Yu-Waye
McCarthy Sean A
Lester Rachael
Rowland Lloyd A
Landau Jeffrey B
Campoy Carlos
Peterson Amy C
Hannah Alison L
Gluck Frederick W
Scarlett John A
BVF Inc/IL
Biotechnology Value Trading Fund OS LP
BVF Partners L P/IL
Lampert Mark N
BVF GP Holdings LLC
BVF II GP LLC
BVF Partners OS Ltd
Biotechnology Value Fund L P
Biotechnology Value Fund II LP
BVF I GP LLC
Fuchs Charles S
Knifsend Robin
Kavanaugh William Michael
Humphrey Rachel
Ray Debanjan
Huh Hoyoung
TRV GP LLC
Third Rock Ventures LP
Starr Kevin P
Levin Mark J
Tepper Robert I
Third Rock Ventures GP LP
McCourt Marion
Exter Neil
Goeltz II Robert C
Canaan Partners IX LLC
Canaan IX LP
Ladd Cynthia J
Shannon Timothy M
Hadley Harbor Master Investors Cayman LP
Deerfield Special Situations Fund LP
Deerfield Management Company LP
Deerfield Capital LP
Deerfield Mgmt III LP
Deerfield Private Design Fund III LP
Flynn James E
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Belvin Marcia
Common Stock
2026-03-17 Sell 31,492 $6.42 202,179
Ogden Christopher
Common Stock
2026-03-17 Sell 19,323 $6.42 124,054
Chu Yu-Waye
Common Stock
2026-03-17 Sell 21,279 $6.42 136,611
McCarthy Sean A
Common Stock
2026-03-17 Sell 118,969 $6.42 763,781
Lester Rachael
Stock Option (Right to Buy) · derivative
2026-02-02 Grant 50,000 $0.00
Belvin Marcia
Common Stock
2026-02-02 Grant 60,000 $0.00
Lester Rachael
Common Stock
2026-02-02 Grant 20,000 $0.00
Chu Yu-Waye
Common Stock
2026-02-02 Grant 75,000 $0.00
McCarthy Sean A
Common Stock
2026-02-02 Grant 210,000 $0.00
Chu Yu-Waye
Stock Option (Right to Buy) · derivative
2026-02-02 Grant 300,000 $0.00
Ogden Christopher
Stock Option (Right to Buy) · derivative
2026-02-02 Grant 325,000 $0.00
Ogden Christopher
Common Stock
2026-02-02 Grant 90,000 $0.00
Lester Rachael
Performance Stock Units (PSUs) · derivative
2026-02-02 Grant 50,000 $0.00
McCarthy Sean A
Stock Option (Right to Buy) · derivative
2026-02-02 Grant 980,000 $0.00
Belvin Marcia
Stock Option (Right to Buy) · derivative
2026-02-02 Grant 250,000 $0.00
McCarthy Sean A
Class A Common Stock
2025-11-06 Sell 101,793 $4.54 462,140
Lester Rachael
Stock Option (Right to Buy) · derivative
2025-10-20 Grant 650,000 $0.00
Stock Option (Right to Buy) · derivative
2025-09-26 Grant 87,500 $0.00
Performance Stock Units (PSUs) · derivative
2025-09-26 Grant 18,150 $0.00
Performance Stock Units (PSUs) · derivative
2025-09-26 Grant 285,000 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 181 197,520,754
2025-12-31 122 144,488,286
2025-09-30 104 138,534,855
2025-06-30 85 132,418,518
2025-03-31 67 42,100,025
2024-12-31 71 43,590,511
2024-09-30 71 48,216,425
2024-06-30 75 48,007,141
2024-03-31 89 43,684,980
2023-12-31 69 30,100,783
2023-09-30 63 29,788,668
2023-06-30 68 31,516,176
Form 13F Holdings
Firm Period DFND Voting Shares
Assenagon Asset Management SA [2026-06-30] SOLE 364,173 364,173
TEMA ETFS LLC [2026-06-30] SOLE 228,987 228,987
Merit Financial Group LLC [2026-06-30] SOLE 0 53,443
Congress Park Capital LLC [2026-06-30] SOLE 0 49,171
PSP Research LLC [2026-06-30] SOLE 0 39,400
Formidable Asset Management LLC [2026-06-30] SOLE 17,710 17,710
Farther Finance Advisors LLC [2026-06-30] SOLE 0 3,169
Merit Financial Group LLC [2026-06-30] OTR 0 60
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