Coleen Glessner Emergent Bio Solutions Inc. (EBS) insider trading activity

Coleen Glessner is EVP, Quality & Ethics, and CPL of Emergent BioSolutions Inc.. Currently has a direct ownership of 174,927 shares of EBS, which is worth approximately $1.09 Million. The most recent transaction as insider was on Jun 08, 2025, when has been sold 1,249 shares (Common Stock) at a price of $6.63 per share, resulting in proceeds of $8,280. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 175K

0.98% 3M change

7.23% 12M change

Total Value Held $1.09 Million

Coleen Glessner Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jun 08 2025	SELL Payment of exercise price or tax liability	$8,280 $6.63 p/Share	1,249 Reduced 0.71%	174,927 Common Stock
Apr 07 2025	SELL Payment of exercise price or tax liability	$2,131 $4.44 p/Share	480 Reduced 0.27%	176,176 Common Stock
Mar 06 2025	BUY Grant, award, or other acquisition	-	62,500 Added 26.13%	176,656 Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$2,341 $7.48 p/Share	313 Reduced 0.27%	114,156 Common Stock
Feb 12 2025	SELL Sale (or disposition) back to the issuer	-	29,991 Reduced 20.76%	114,469 Common Stock
Dec 08 2024	SELL Payment of exercise price or tax liability	$168,252 $9.01 p/Share	18,674 Reduced 11.45%	144,460 Common Stock
Jun 08 2024	SELL Payment of exercise price or tax liability	$7,731 $6.19 p/Share	1,249 Reduced 0.76%	163,134 Common Stock
Apr 07 2024	SELL Payment of exercise price or tax liability	$1,339 $2.29 p/Share	585 Reduced 0.35%	164,383 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$1,291 $3.39 p/Share	381 Reduced 0.23%	164,968 Common Stock
Jun 09 2023	BUY Grant, award, or other acquisition	-	46,155 Added 21.82%	165,349 Common Stock
Apr 07 2023	BUY Payment of exercise price or tax liability	-	480 Added 0.4%	120,154 Common Stock
Mar 02 2023	BUY Grant, award, or other acquisition	-	11,538 Added 8.79%	119,674 Common Stock
Dec 09 2022	BUY Grant, award, or other acquisition	-	96,310 Added 47.11%	108,136 Common Stock
Apr 08 2022	BUY Grant, award, or other acquisition	-	11,826 Added 50.0%	11,826 Common Stock

Coleen Glessner

EVP, Quality & Ethics, and CPL

Gaithersburg, MD

Institutional Portfolio Updates

Receive a notification when an Institution or Guru buys or sells EBS shares.

Notify only if

Value

Insider Trading

Get notified when an Emergent Bio Solutions Inc. insider buys or sells EBS shares.

Notify only if

Operation

Value

Type

News

Receive news related to Emergent BioSolutions Inc.

Track Activities on EBS

Account