Emergent BioSolutions Ownership & Insider Activity

Emergent BioSolutions (EBS) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 11.3% of shares outstanding. Institutional investors hold 57.6%. Over the past 90 days, insiders made 2 sales worth $146K.

Shares Outstanding

51.800M

Shares Float

50.999M

Insider Shares Owned

5.796M

Insider % Owned

11.3%

Institutional Shares Held

29.550M

Institutional % Held

57.6%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$146K total

Net Activity

Net Selling

Net Value (90d)

-$146K

Emergent BioSolutions Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Oct 7, 2026	Donald DeGolyer	DIRECTOR	SELL	17.800K	$7.09	$126K
Oct 1, 2026	Anthony Paul Williams	SVP, PRODUCTS BUSINESS	SELL	3.000K	$6.53	$20K
Jul 1, 2026	Anthony Paul Williams	SVP, PRODUCTS BUSINESS	SELL	3.000K	$8.40	$25K
Apr 30, 2026	Tyagi Sujata Dayal	DIRECTOR	GRANT	11.583K	$8.40	$116K
Apr 30, 2026	Donald DeGolyer	DIRECTOR	GRANT	9.863K	$8.40	$130K
Apr 30, 2026	Keith Katkin	DIRECTOR	GRANT	9.863K	$8.28	$128K
Apr 30, 2026	Kathryn Zoon	DIRECTOR	GRANT	8.142K	$8.40	$144K

Date	Member	Party	Chamber	Action	Amount
Dec 11, 2024	Steve Cohen	D	House	Sale	$1,001 - $15,000