Peterson Amy C.

EVP Prod Dev & Med Aff & CMO at EXELIXIS, INC. · on record since Aug 25, 2023
CMO, Immuno-oncology at BeOne Medicines Ltd. · on record since Aug 24, 2016
EVP, Chief Development Officer at CytomX Therapeutics, Inc. · on record since Oct 16, 2019

Insider trading activity of Peterson Amy C.

Transactions on record: 76; since Aug 24, 2016

Open-market buys: 0

Open-market sells: 41; $12.1M

Companies traded: 3; last filing May 16, 2025

Figures computed from official regulatory filings — .

Companies where Peterson Amy C. has traded

EXELIXIS, INC.10 tx · $5.5M · May 16, 2025
CytomX Therapeutics, Inc.12 tx · $59.1K · Mar 20, 2023
BeOne Medicines Ltd.54 tx · $10.7M · Dec 19, 2018

Track record of Peterson Amy C.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Peterson Amy C.

Co-insiders of Peterson Amy C.

14159, L.P.BeOne Medicines Ltd.
667, L.P.BeOne Medicines Ltd.
Aftab DanaEXELIXIS, INC.
AMGEN INCBeOne Medicines Ltd.
Ashworth AlanCytomX Therapeutics, Inc.
Baker Bros. Advisors (GP) LLCBeOne Medicines Ltd.
BAKER BROS. ADVISORS LPBeOne Medicines Ltd.
Baker Brothers Life Sciences LPBeOne Medicines Ltd.
BAKER FELIXBeOne Medicines Ltd.
BAKER JULIANBeOne Medicines Ltd.
BALL KRISTINE MEXELIXIS, INC.
Ball Titus B.BeOne Medicines Ltd.
Beckerle Mary CEXELIXIS, INC.
BELVIN MARCIACytomX Therapeutics, Inc.
BIOTECHNOLOGY VALUE FUND II LPCytomX Therapeutics, Inc.
BIOTECHNOLOGY VALUE FUND L PCytomX Therapeutics, Inc.
Biotechnology Value Trading Fund OS LPCytomX Therapeutics, Inc.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
EXELIXIS, INC.Listing on record	May 16, 2025	Sell	-72,776	45.47 USD	$3.3M	Unusual size	SEC
EXELIXIS, INC.Listing on record	May 16, 2025	Exercise	40,000	21.75 USD	$870K	Unusual size	SEC
EXELIXIS, INC.Listing on record	May 16, 2025	ExerciseD (derivative)	-40,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	May 16, 2025	Other	-8,303	44.65 USD	$370.7K		SEC
EXELIXIS, INC.Listing on record	Mar 31, 2025	Award	159,383	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Feb 28, 2025	Award	52,192	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Nov 19, 2024	Other	-27,224	35.05 USD	$954.2K		SEC
EXELIXIS, INC.Listing on record	Feb 27, 2024	Award	82,121	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Aug 25, 2023	Award	240,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Aug 25, 2023	AwardD (derivative)	160,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Mar 20, 2023	Sell	-4,257	1.98 USD	$8.4K		SEC
CytomX Therapeutics, Inc.Listing on record	Jul 21, 2022	Sell	-7,463	1.42 USD	$10.6K		SEC
CytomX Therapeutics, Inc.Listing on record	Jul 21, 2022	Award	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Feb 4, 2022	AwardD (derivative)	200,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Feb 4, 2022	Award	40,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Oct 26, 2021	AwardD (derivative)	40,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Oct 26, 2021	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Jun 8, 2021	Award	3,320	6.09 USD	$20.2K	Unusual size	SEC
CytomX Therapeutics, Inc.Listing on record	Mar 2, 2021	AwardD (derivative)	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Dec 7, 2020	Award	3,101	6.39 USD	$19.8K		SEC
CytomX Therapeutics, Inc.Listing on record	Feb 19, 2020	AwardD (derivative)	25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Oct 16, 2019	AwardD (derivative)	400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BeOne Medicines Ltd.Listing on record	Dec 19, 2018	Sell	-480	136.93 USD	$65.7K		SEC
BeOne Medicines Ltd.Listing on record	Dec 19, 2018	Sell	-900	130.37 USD	$117.3K		SEC
BeOne Medicines Ltd.Listing on record	Dec 19, 2018	Sell	-1,005	133.81 USD	$134.5K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
EXELIXIS, INC.Listing on record	May 16, 2025	Sell	-72,776	45.47 USD	$3.3M	Unusual size	SEC
EXELIXIS, INC.Listing on record	May 16, 2025	Exercise	40,000	21.75 USD	$870K	Unusual size	SEC
EXELIXIS, INC.Listing on record	May 16, 2025	ExerciseD (derivative)	-40,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	May 16, 2025	Other	-8,303	44.65 USD	$370.7K		SEC
EXELIXIS, INC.Listing on record	Mar 31, 2025	Award	159,383	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Feb 28, 2025	Award	52,192	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Nov 19, 2024	Other	-27,224	35.05 USD	$954.2K		SEC
EXELIXIS, INC.Listing on record	Feb 27, 2024	Award	82,121	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Aug 25, 2023	Award	240,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
EXELIXIS, INC.Listing on record	Aug 25, 2023	AwardD (derivative)	160,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Mar 20, 2023	Sell	-4,257	1.98 USD	$8.4K		SEC
CytomX Therapeutics, Inc.Listing on record	Jul 21, 2022	Sell	-7,463	1.42 USD	$10.6K		SEC
CytomX Therapeutics, Inc.Listing on record	Jul 21, 2022	Award	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Feb 4, 2022	AwardD (derivative)	200,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Feb 4, 2022	Award	40,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Oct 26, 2021	AwardD (derivative)	40,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Oct 26, 2021	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Jun 8, 2021	Award	3,320	6.09 USD	$20.2K	Unusual size	SEC
CytomX Therapeutics, Inc.Listing on record	Mar 2, 2021	AwardD (derivative)	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Dec 7, 2020	Award	3,101	6.39 USD	$19.8K		SEC
CytomX Therapeutics, Inc.Listing on record	Feb 19, 2020	AwardD (derivative)	25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CytomX Therapeutics, Inc.Listing on record	Oct 16, 2019	AwardD (derivative)	400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BeOne Medicines Ltd.Listing on record	Dec 19, 2018	Sell	-480	136.93 USD	$65.7K		SEC
BeOne Medicines Ltd.Listing on record	Dec 19, 2018	Sell	-900	130.37 USD	$117.3K		SEC
BeOne Medicines Ltd.Listing on record	Dec 19, 2018	Sell	-1,005	133.81 USD	$134.5K		SEC