SHERWIN STEPHEN A

Insider

Director

Trades at: BIIB· NBIX

30D 90D 1Y

Net shares · 90d

-25.0K

0 buy · 25.0K sell

Net value · 90d

-$4.1M

$0 in · $4.1M out

Sentiment · 90d

Net selling

0% buying · 100% selling

Open-market trades · 90d

0 buy · 25.0K sell

Net buy / sell volume (all companies)

Tap or hover the chart for daily net volume. Green = net buying, red = net selling.

All transactions

Show open-market only

BIIB Grant·A
Jun 9, 26

Director

$0

1.5K sh

Own +11%
NBIX Exercise·M
Jun 5, 26

Director · 10b5-1

$0

10.0K sh

Own New
NBIX Exercise·M
Jun 5, 26

Director · 10b5-1

$0

15.0K sh

Own New
NBIX Sell·S
Jun 5, 26

Director · 10b5-1

$308.4K

1.8K sh · $167.31

Own -10%
NBIX Sell·S
Jun 5, 26

Director · 10b5-1

$970.9K

5.8K sh · $166.56

Own -25%
NBIX Sell·S
Jun 5, 26

Director · 10b5-1

$1.1M

6.9K sh · $165.79

Own -23%
NBIX Sell·S
Jun 5, 26

Director · 10b5-1

$419.2K

2.5K sh · $164.44

Own -8%
NBIX Sell·S
Jun 5, 26

Director · 10b5-1

$1.3M

7.9K sh · $163.81

Own -19%
NBIX Exercise·M
Jun 5, 26

Director · 10b5-1

$797.9K

10.0K sh · $79.79

Own +32%
NBIX Exercise·M
Jun 5, 26

Director · 10b5-1

$804.6K

15.0K sh · $53.64

Own +95%
NBIX Grant·A
May 27, 26

Director

$0

2.6K sh

Own New
NBIX Exercise·M
May 21, 26

Director

$0

3.3K sh

Own New
NBIX Exercise·M
May 21, 26

Director

$0

3.3K sh

Own +26%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Jun 9, 2026	BIIB	Director	Grant A	1.5K	+11%	—	$0
Jun 5, 2026	NBIX	Director	Exercise M	10.0K	New	—	$0
Jun 5, 2026	NBIX	Director	Exercise M	15.0K	New	—	$0
Jun 5, 2026	NBIX	Director	Sell S	1.8K	-10%	$167.31	$308.4K
Jun 5, 2026	NBIX	Director	Sell S	5.8K	-25%	$166.56	$970.9K
Jun 5, 2026	NBIX	Director	Sell S	6.9K	-23%	$165.79	$1.1M
Jun 5, 2026	NBIX	Director	Sell S	2.5K	-8%	$164.44	$419.2K
Jun 5, 2026	NBIX	Director	Sell S	7.9K	-19%	$163.81	$1.3M
Jun 5, 2026	NBIX	Director	Exercise M	10.0K	+32%	$79.79	$797.9K
Jun 5, 2026	NBIX	Director	Exercise M	15.0K	+95%	$53.64	$804.6K
May 27, 2026	NBIX	Director	Grant A	2.6K	New	—	$0
May 21, 2026	NBIX	Director	Exercise M	3.3K	New	—	$0
May 21, 2026	NBIX	Director	Exercise M	3.3K	+26%	—	$0

About SHERWIN STEPHEN A

This profile aggregates every SEC Form 4 insider transaction reported by SHERWIN STEPHEN A across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.