SHERWIN STEPHEN A

Director at CELL GENESYS INC · on record since Feb 9, 2006
Director at NEUROCRINE BIOSCIENCES INC · on record since Jun 30, 2006
Director at RIGEL PHARMACEUTICALS INC · on record since Jun 1, 2006
Director at ANI PHARMACEUTICALS INC · on record since Oct 15, 2009
Director at BIOGEN INC. · on record since Mar 24, 2010
Director at Verastem, Inc. · on record since Mar 6, 2013
Director at Fresh Tracks Therapeutics, Inc. · on record since May 28, 2013
Director at CHINOOK THERAPEUTICS, INC. · on record since Jun 26, 2015
Director at Neon Therapeutics, Inc. · on record since Jun 26, 2018
Director at Option Care Health, Inc. · on record since Dec 2, 2021
Director at Epiphany Technology Acquisition Corp. · on record since Oct 4, 2022
Chairman and CEO at CELL GENESYS INC · on record since Dec 22, 2005

Insider trading activity of SHERWIN STEPHEN A

Transactions on record: 241; since Jul 30, 2003

Open-market buys: 4; $33.9K

Open-market sells: 26; $28.8M

Companies traded: 9; last filing Sep 3, 2026

Figures computed from official regulatory filings — .

Companies where SHERWIN STEPHEN A has traded

NEUROCRINE BIOSCIENCES INC86 tx · $24.9M · Sep 3, 2026
BIOGEN INC.56 tx · $12.3M · Jun 11, 2026
CHINOOK THERAPEUTICS, INC.6 tx · May 28, 2020
Neon Therapeutics, Inc.5 tx · May 6, 2020
24 tx · May 12, 2016
6 tx · $21.4K · Jun 16, 2015
6 tx · $220 · May 26, 2015
13 tx · Mar 30, 2012
39 tx · $1.1M · Oct 15, 2009

Track record of SHERWIN STEPHEN A

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

Transaction history of SHERWIN STEPHEN A

Co-insiders of SHERWIN STEPHEN A

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
NEUROCRINE BIOSCIENCES INCListing on record	Sep 3, 2026	Gift	-1,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Jun 11, 2026	Award	1,505	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-2,549	164.44 USD	$419.2K		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-1,843	167.31 USD	$308.4K		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	ExerciseD (derivative)	-10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Exercise	10,000	79.79 USD	$797.9K	Unusual size	SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	ExerciseD (derivative)	-15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-7,883	163.81 USD	$1.3M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-6,896	165.79 USD	$1.1M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-5,829	166.56 USD	$970.9K		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Exercise	15,000	53.64 USD	$804.6K	Unusual size	SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 29, 2026	AwardD (derivative)	2,567	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 21, 2026	ExerciseD (derivative)	-3,318	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 21, 2026	Exercise	3,318	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Sep 3, 2025	Gift	-1,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Jun 18, 2025	Award	2,370	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 22, 2025	ExerciseD (derivative)	-2,869	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 22, 2025	Exercise	2,869	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 22, 2025	AwardD (derivative)	3,318	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Mar 10, 2025	Sell	-8,760	150.02 USD	$1.3M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Feb 14, 2025	Sell	-13,831	116.69 USD	$1.6M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Nov 7, 2024	Gift	-2,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Jun 25, 2024	Award	1,340	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 30, 2024	ExerciseD (derivative)	-25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 30, 2024	Exercise	25,000	42.76 USD	$1.1M	Unusual size	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
NEUROCRINE BIOSCIENCES INCListing on record	Sep 3, 2026	Gift	-1,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Jun 11, 2026	Award	1,505	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-2,549	164.44 USD	$419.2K		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-1,843	167.31 USD	$308.4K		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	ExerciseD (derivative)	-10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Exercise	10,000	79.79 USD	$797.9K	Unusual size	SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	ExerciseD (derivative)	-15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-7,883	163.81 USD	$1.3M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-6,896	165.79 USD	$1.1M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Sell	-5,829	166.56 USD	$970.9K		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Jun 9, 2026	Exercise	15,000	53.64 USD	$804.6K	Unusual size	SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 29, 2026	AwardD (derivative)	2,567	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 21, 2026	ExerciseD (derivative)	-3,318	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 21, 2026	Exercise	3,318	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Sep 3, 2025	Gift	-1,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Jun 18, 2025	Award	2,370	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 22, 2025	ExerciseD (derivative)	-2,869	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 22, 2025	Exercise	2,869	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 22, 2025	AwardD (derivative)	3,318	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Mar 10, 2025	Sell	-8,760	150.02 USD	$1.3M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Feb 14, 2025	Sell	-13,831	116.69 USD	$1.6M		SEC
NEUROCRINE BIOSCIENCES INCListing on record	Nov 7, 2024	Gift	-2,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOGEN INC.Listing on record	Jun 25, 2024	Award	1,340	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 30, 2024	ExerciseD (derivative)	-25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NEUROCRINE BIOSCIENCES INCListing on record	May 30, 2024	Exercise	25,000	42.76 USD	$1.1M	Unusual size	SEC