There have been 50 recent insider transactions recorded for Emergent BioSolutions Inc. (EBS), including 18 buys and 29 sells. Total insider buying was valued at $6.13M and total insider selling at $2.1M.
Notable insiders with recent activity include Williams Paul Anthony, Lindahl Richard S, Papa Joseph C. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — EBS
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-04-01 |
Williams Paul Anthony |
SVP, Products Business |
Informative Sell |
4,000 |
$8.44 |
$33.76K |
62,681 |
| 2026-03-05 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
23,650 |
$8.44 |
$199.61K |
215,367 |
| 2026-03-05 |
Papa Joseph C |
President and CEO |
Tax Withholding of RSU |
37,055 |
$8.44 |
$312.74K |
305,445 |
| 2026-03-05 |
Glessner Coleen |
EVP, Quality & Ethics, and Cpl |
Tax Withholding of RSU |
8,199 |
$8.44 |
$69.2K |
104,108 |
| 2026-03-05 |
Williams Paul Anthony |
SVP, Products Business |
Tax Withholding of RSU |
9,397 |
$8.44 |
$79.31K |
66,681 |
| 2026-03-05 |
Hartzel William |
SVP, Bioservices |
Tax Withholding of RSU |
9,493 |
$8.44 |
$80.12K |
87,188 |
| 2026-03-05 |
Perl Jessica |
SVP, General Counsel, Corp Sec |
Tax Withholding of RSU |
6,465 |
$8.44 |
$54.56K |
61,004 |
| 2026-03-05 |
Lowry Simon C |
SVP, R&d, CMO |
Tax Withholding of RSU |
10,636 |
$8.44 |
$89.77K |
77,803 |
| 2026-03-03 |
Fowler John D Jr |
Director |
RSU Award |
5,006 |
$8.99 |
$45K |
5,006 |
| 2026-03-03 |
Lindahl Richard S |
EVP, Chief Financial Officer |
RSU Award |
72,856 |
$8.99 |
$654.98K |
557,346 |
| 2026-03-03 |
Papa Joseph C |
President and CEO |
RSU Award |
252,194 |
$8.99 |
$2.27M |
1,784,694 |
| 2026-03-03 |
Glessner Coleen |
EVP, Quality & Ethics, and Cpl |
RSU Award |
44,834 |
$8.99 |
$403.06K |
294,447 |
| 2026-03-03 |
Williams Paul Anthony |
SVP, Products Business |
RSU Award |
44,834 |
$8.99 |
$403.06K |
254,948 |
| 2026-03-03 |
Hartzel William |
SVP, Bioservices |
RSU Award |
44,834 |
$8.99 |
$403.06K |
259,545 |
| 2026-03-03 |
Perl Jessica |
SVP, General Counsel, Corp Sec |
RSU Award |
46,702 |
$8.99 |
$419.85K |
142,647 |
| 2026-03-03 |
Lowry Simon C |
SVP, R&d, CMO |
RSU Award |
44,834 |
$8.99 |
$403.06K |
147,833 |
| 2026-03-01 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
683 |
$8.15 |
$5.57K |
239,017 |
| 2026-03-01 |
Fowler John D Jr |
Director |
Unknown |
- |
- |
- |
- |
| 2026-02-25 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Option Expired |
20,321 |
$61.01 |
$1.24M |
- |
| 2026-02-09 |
Perl Jessica |
SVP, General Counsel, Corp Sec |
Tax Withholding of RSU |
918 |
$11.03 |
$10.13K |
67,469 |
| 2026-02-06 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
5,642 |
$10.92 |
$61.61K |
239,700 |
| 2026-02-06 |
Glessner Coleen |
EVP, Quality & Ethics, and Cpl |
Tax Withholding of RSU |
2,852 |
$10.92 |
$31.14K |
112,620 |
| 2026-02-06 |
Williams Paul Anthony |
SVP, Products Business |
Tax Withholding of RSU |
1,022 |
$10.92 |
$11.16K |
76,194 |
| 2026-02-06 |
Hartzel William |
SVP, Bioservices |
Tax Withholding of RSU |
630 |
$10.92 |
$6.88K |
96,681 |
| 2025-12-14 |
Lowry Simon C |
SVP, R&d, CMO |
Tax Withholding of RSU |
3,543 |
$11.41 |
$40.43K |
88,439 |
| 2025-12-05 |
Richard Ronald |
Director |
Option Exercise (Sell) |
25,748 |
$5.02 |
$129.25K |
- |
| 2025-11-11 |
Hartzel William |
SVP, Bioservices |
Tax Withholding of RSU |
610 |
$10.88 |
$6.64K |
103,082 |
| 2025-11-10 |
Degolyer Donald W |
Director |
Informative Sell |
17,801 |
$10.54 |
$187.62K |
119,858 |
| 2025-11-07 |
Dayal Sujata Tyagi |
Director |
Informative Sell |
8,552 |
$10.00 |
$85.52K |
88,980 |
| 2025-10-15 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
4,995 |
$9.60 |
$47.95K |
291,497 |
| 2025-10-07 |
Glessner Coleen |
EVP, Quality & Ethics, and Cpl |
Informative Sell |
30,608 |
$10.00 |
$306.08K |
144,319 |
| 2025-08-15 |
Zoon Kathryn C |
Director |
Informative Sell |
7,086 |
$8.87 |
$62.85K |
71,799 |
| 2025-08-12 |
Degolyer Donald W |
Director |
Informative Sell |
7,844 |
$8.65 |
$67.83K |
137,659 |
| 2025-07-11 |
Hartzel William |
SVP, Bioservices |
Tax Withholding of RSU |
4,263 |
$7.36 |
$31.38K |
103,692 |
| 2025-06-08 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
2,733 |
$6.63 |
$18.12K |
296,492 |
| 2025-06-08 |
Glessner Coleen |
EVP, Quality & Ethics, and Cpl |
Tax Withholding of RSU |
1,249 |
$6.63 |
$8.28K |
174,927 |
| 2025-06-08 |
Williams Paul Anthony |
SVP, Products Business |
Tax Withholding of RSU |
464 |
$6.63 |
$3.08K |
85,871 |
| 2025-06-08 |
Hartzel William |
SVP, Bioservices |
Tax Withholding of RSU |
1,167 |
$6.63 |
$7.74K |
107,955 |
| 2025-05-23 |
Katkin Keith |
Director |
Informative Sell |
7,844 |
$6.30 |
$49.42K |
86,431 |
| 2025-05-13 |
Papa Joseph C |
President and CEO |
Informative Buy |
60,000 |
$5.83 |
$349.8K |
342,500 |
| 2025-05-07 |
Lindahl Richard S |
EVP, Chief Financial Officer |
Option Expired |
19,963 |
$48.33 |
$964.81K |
- |
| 2025-04-30 |
Sullivan Louis W |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Katkin Keith |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Richard Ronald |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Harsanyi Zsolt |
Chairman |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
White Marvin L |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Fowler Neal Franklin |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Dayal Sujata Tyagi |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Degolyer Donald W |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
| 2025-04-30 |
Zoon Kathryn C |
Director |
RSU Award |
15,824 |
$5.45 |
$86.24K |
41,572 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
