BELVIN MARCIA
SEC insider (Form 3/4/5 filer). CIK 0001970752. SVP, Chief Scientific Officer at CytomX Therapeutics, Inc. (CTMX). 9 reported Form 4/5 transactions since Sep 2024; latest on Mar 17, 2026. Located in SOUTH SAN FRANCISCO, CA.
Companies BELVIN MARCIA has filed insider reports for
- CytomX Therapeutics, Inc. (CTMX): Officer, SVP, Chief Scientific Officer
BELVIN MARCIA
CIK: 0001970752
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
CytomX Therapeutics, Inc.
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- Mar 17, 2026CTMX
CytomX Therapeutics, Inc.
SaleDirect31.5K shares at avg. $6.42$202K - Feb 2, 2026CTMX
CytomX Therapeutics, Inc.
AwardDirect60K shares- - Sep 26, 2025CTMX
CytomX Therapeutics, Inc.
AwardDirectPerformance Stock Units (PSUs)
18.2K shares- - Sep 26, 2025CTMX
CytomX Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
36.3K shares- - Jun 16, 2025CTMX
CytomX Therapeutics, Inc.
SaleDirect13.9K shares at avg. $2.69$37K - Jun 13, 2025CTMX
CytomX Therapeutics, Inc.
ExerciseDirect37.5K shares- - Mar 18, 2025CTMX
CytomX Therapeutics, Inc.
SaleDirect19.5K shares at avg. $0.60$12K - Feb 4, 2025CTMX
CytomX Therapeutics, Inc.
AwardDirect57.5K shares- - Feb 4, 2025CTMX
CytomX Therapeutics, Inc.
AwardDirect35K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 17, 2026 | CTMX CytomX Therapeutics, Inc. | Sale | 31,492 | $6.42 | $202,273 | Direct |
| Feb 2, 2026 | CTMX CytomX Therapeutics, Inc. | Award | 60,000 | - | $0 | Direct |
| Sep 26, 2025 | CTMX CytomX Therapeutics, Inc. | Award Performance Stock Units (PSUs) | 18,150 | - | - | Direct |
| Sep 26, 2025 | CTMX CytomX Therapeutics, Inc. | Award Stock Option (Right to Buy) | 36,300 | - | - | Direct |
| Jun 16, 2025 | CTMX CytomX Therapeutics, Inc. | Sale | 13,884 | $2.69 | $37,334 | Direct |
| Jun 13, 2025 | CTMX CytomX Therapeutics, Inc. | Exercise | 37,500 | - | - | Direct |
| Mar 18, 2025 | CTMX CytomX Therapeutics, Inc. | Sale | 19,512 | $0.60 | $11,688 | Direct |
| Feb 4, 2025 | CTMX CytomX Therapeutics, Inc. | Award | 57,500 | - | - | Direct |
| Feb 4, 2025 | CTMX CytomX Therapeutics, Inc. | Award | 35,000 | - | - | Direct |
1-9 of 9 transactions