Emergent BioSolutions Inc. (EBS) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Emergent BioSolutions Inc.
Goto 0, 1, 2, ...4, 5, Next
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-05-01
Sale
2026-05-04
5:30 pm
Emergent BioSolutions Inc.EBSDayal Sujata Tyagi
Director
13,761$8.4013$115,610111,859
(Direct)
View
2026-05-01
Sale
2026-05-04
5:30 pm
Emergent BioSolutions Inc.EBSDeGolyer Donald W
Director
15,481$8.397$129,994141,017
(Direct)
View
2026-04-30
Sale
2026-05-04
5:29 pm
Emergent BioSolutions Inc.EBSKatkin Keith
Director
15,481$8.28$128,183107,590
(Direct)
View
2026-05-01
Sale
2026-05-04
5:28 pm
Emergent BioSolutions Inc.EBSZoon Kathryn C
Director
17,202$8.3975$144,45391,237
(Direct)
View
2026-04-01
Sale
2026-04-03
4:05 pm
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
4,000$8.44$33,76062,681
(Direct)
View
2026-02-06
Sale
2026-02-10
7:09 pm
Emergent BioSolutions Inc.EBSGlessner Coleen
EVP, Quality & Ethics, and CPL
28,847$10.92$315,009112,620
(Direct)
View
2026-02-06
Sale
2026-02-10
7:07 pm
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
8,655$10.92$94,51376,194
(Direct)
View
2026-02-06
Sale
2026-02-10
7:06 pm
Emergent BioSolutions Inc.EBSHartzel William
SVP, Bioservices
5,771$10.92$63,01996,681
(Direct)
View
2026-02-06
Sale
2026-02-10
7:06 pm
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
46,155$10.92$504,013239,700
(Direct)
View
2025-12-05
Sale
2025-12-09
6:01 pm
Emergent BioSolutions Inc.EBSRichard Ronald
Director
21,984$11.97$263,07798,417
(Direct)
View
2025-11-10
Sale
2025-11-12
4:13 pm
Emergent BioSolutions Inc.EBSDeGolyer Donald W
Director
17,801$10.54$187,623119,858
(Direct)
View
2025-11-07
Sale
2025-11-10
4:09 pm
Emergent BioSolutions Inc.EBSDayal Sujata Tyagi
Director
8,552$10$85,52088,980
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-04-30
Option Award
2026-05-04
5:30 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSDayal Sujata Tyagi
Director
36,640$0111,859
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:30 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSDeGolyer Donald W
Director
36,640$0141,017
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:29 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSKatkin Keith
Director
36,640$0107,590
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:29 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSWhite Marvin L
Director
36,640$0125,135
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:29 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSFOWLER JOHN D JR
Director
36,640$041,646
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:28 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSRichard Ronald
Director
36,640$0135,057
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:28 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSZoon Kathryn C
Director
36,640$091,237
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:27 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSFowler Neal Franklin
Director
36,640$0172,143
(Direct)
View
2026-04-30
Option Award
2026-05-04
5:23 pm
N/A
2033-04-30
Emergent BioSolutions Inc.EBSHarsanyi Zsolt
Chairman
36,640$0160,372
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:30 pm
N/A
N/A
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
100,111$0162,792
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:29 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLowry Simon C
SVP, R&D, CMO
100,111$0177,914
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:28 pm
N/A
N/A
Emergent BioSolutions Inc.EBSGlessner Coleen
EVP, Quality & Ethics, and CPL
100,111$0204,219
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:27 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
162,680$0378,047
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:27 pm
N/A
N/A
Emergent BioSolutions Inc.EBSPerl Jessica
SVP, General Counsel, Corp Sec
104,282$0165,286
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:26 pm
N/A
N/A
Emergent BioSolutions Inc.EBSHartzel William
SVP, Bioservices
100,111$0187,299
(Direct)
View
2026-04-29
Option Award
2026-05-01
4:26 pm
N/A
N/A
Emergent BioSolutions Inc.EBSPAPA JOSEPH C
President and CEO
187,708$0493,153
(Direct)
View
2025-05-07
Expired
2026-03-06
08:50 am
N/A
2025-05-07
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
40,284$00
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:40 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSPAPA JOSEPH C
President and CEO
252,194$02,090,139
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:40 pm
N/A
N/A
Emergent BioSolutions Inc.EBSPAPA JOSEPH C
President and CEO
37,055$8.442,090,139
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:38 pm
N/A
N/A
Emergent BioSolutions Inc.EBSFOWLER JOHN D JR
Director
5,006$8.995,006
(Direct)
View

Ownership
2026-03-05
9:37 pm
N/A
N/A
Emergent BioSolutions Inc.EBSFOWLER JOHN D JR
Director
0$00
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:21 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSLowry Simon C
SVP, R&D, CMO
44,834$0225,636
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:21 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLowry Simon C
SVP, R&D, CMO
10,636$8.44225,636
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:20 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSHartzel William
SVP, Bioservices
44,834$0346,733
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:20 pm
N/A
N/A
Emergent BioSolutions Inc.EBSHartzel William
SVP, Bioservices
9,493$8.44346,733
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:19 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSPerl Jessica
SVP, General Counsel, Corp Sec
46,702$0203,651
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:19 pm
N/A
N/A
Emergent BioSolutions Inc.EBSPerl Jessica
SVP, General Counsel, Corp Sec
6,465$8.44203,651
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:08 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
44,834$0321,629
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:08 pm
N/A
N/A
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
9,397$8.44321,629
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:07 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
72,856$0772,713
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:07 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
23,650$8.44772,713
(Direct)
View
2026-03-03
Option Award
2026-03-05
9:06 pm
N/A
2033-03-02
Emergent BioSolutions Inc.EBSGlessner Coleen
EVP, Quality & Ethics, and CPL
44,834$0398,555
(Direct)
View
2026-03-05
Tax Withholding
2026-03-05
9:06 pm
N/A
N/A
Emergent BioSolutions Inc.EBSGlessner Coleen
EVP, Quality & Ethics, and CPL
8,199$8.44398,555
(Direct)
View
2026-03-02
Tax Withholding
2026-03-03
4:33 pm
N/A
N/A
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
116$8.1576,078
(Direct)
View
2026-03-02
Tax Withholding
2026-03-03
4:32 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
683$8.15239,017
(Direct)
View
2026-03-02
Tax Withholding
2026-03-03
4:16 pm
N/A
N/A
Emergent BioSolutions Inc.EBSGlessner Coleen
EVP, Quality & Ethics, and CPL
313$8.15112,307
(Direct)
View
2026-02-09
Tax Withholding
2026-02-10
7:11 pm
N/A
N/A
Emergent BioSolutions Inc.EBSPerl Jessica
SVP, General Counsel, Corp Sec
918$11.0367,469
(Direct)
View
2026-02-06
Tax Withholding
2026-02-10
7:09 pm
N/A
N/A
Emergent BioSolutions Inc.EBSGlessner Coleen
EVP, Quality & Ethics, and CPL
2,852$10.92112,620
(Direct)
View
2026-02-06
Tax Withholding
2026-02-10
7:07 pm
N/A
N/A
Emergent BioSolutions Inc.EBSWilliams Paul Anthony
SVP, Products Business
1,022$10.9276,194
(Direct)
View
2026-02-06
Tax Withholding
2026-02-10
7:06 pm
N/A
N/A
Emergent BioSolutions Inc.EBSHartzel William
SVP, Bioservices
630$10.9296,681
(Direct)
View
2026-02-06
Tax Withholding
2026-02-10
7:06 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLINDAHL RICHARD S
EVP, Chief Financial Officer
5,642$10.92239,700
(Direct)
View
2025-12-15
Tax Withholding
2025-12-16
4:12 pm
N/A
N/A
Emergent BioSolutions Inc.EBSLowry Simon C
SVP, R&D, CMO
3,543$11.4188,439
(Direct)
View
2025-12-05
Exercise
2025-12-09
6:01 pm
N/A
N/A
Emergent BioSolutions Inc.EBSRichard Ronald
Director
25,748$5.0298,417
(Direct)
View
2025-12-05
Exercise
2025-12-09
6:01 pm
N/A
2031-05-22
Emergent BioSolutions Inc.EBSRichard Ronald
Director
25,748$098,417
(Direct)
View
2025-12-05
Tax Withholding
2025-12-09
6:01 pm
N/A
N/A
Emergent BioSolutions Inc.EBSRichard Ronald
Director
10,864$11.998,417
(Direct)
View
2025-11-11
Tax Withholding
2025-11-13
4:01 pm
N/A
N/A
Emergent BioSolutions Inc.EBSHartzel William
SVP, Bioservices
610$10.88103,082
(Direct)
View
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