EBS
Emergent BioSolutions Inc.$8.37-0.03 (-0.30%)Prev Close$8.39·MCap$416.4M·P/E8.89·Vol333.0K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
19
$2.84M
◆
Net Activity
Net Seller
$2.84M
●
Active Insiders
11
last 12 mo
Over the past 12 months, insider activity at Emergent BioSolutions Inc. (EBS) has been exclusively selling, with 0 insider purchases totaling $0.00 and 19 insider sales totaling $2.84M. The most recent insider transaction was by Katkin Keith (director), who sold $128.2K worth of shares on May 4, 2026. Emergent BioSolutions Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $416.4M.
EBS Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| May 4, 2026 | Katkin Keith | director | Sell | 15,481 | $8.28 | $128.2K | 96,294 |
| May 4, 2026 | Zoon Kathryn C | director | Sell | 17,202 | $8.40 | $144.5K | 80,998 |
| May 4, 2026 | Dayal Sujata Tyagi | director | Sell | 13,761 | $8.40 | $115.6K | 101,543 |
| May 4, 2026 | DeGolyer Donald W | director | Sell | 15,481 | $8.40 | $130.0K | 130,675 |
| Feb 9, 2026 | Perl Jessica | SVP, General Counsel, Corp Sec | Sell | 918 | $11.03 | $10.1K | 0 |
| Feb 6, 2026 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 31,699 | $10.92 | $346.2K | 0 |
| Feb 6, 2026 | Hartzel William | SVP, Bioservices | Sell | 6,401 | $10.92 | $69.9K | 0 |
| Feb 6, 2026 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 51,797 | $10.92 | $565.6K | 0 |
| Feb 6, 2026 | Williams Paul Anthony | SVP, Products Business | Sell | 9,677 | $10.92 | $105.7K | 0 |
| Dec 14, 2025 | Lowry Simon C | SVP, R&D, CMO | Sell | 3,543 | $11.41 | $40.4K | 0 |
| Dec 5, 2025 | Richard Ronald | Director | Sell | 32,848 | $11.94 | $392.3K | 0 |
| Nov 11, 2025 | Hartzel William | SVP, Bioservices | Sell | 610 | $10.88 | $6.6K | 0 |
| Nov 10, 2025 | DeGolyer Donald W | Director | Sell | 17,801 | $10.54 | $187.6K | 0 |
| Nov 7, 2025 | Dayal Sujata Tyagi | Director | Sell | 8,552 | $10.00 | $85.5K | 0 |
| Oct 15, 2025 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 4,995 | $9.60 | $48.0K | 0 |
| Oct 7, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 30,608 | $10.00 | $306.1K | 0 |
| Aug 15, 2025 | Zoon Kathryn C | Director | Sell | 7,086 | $8.87 | $62.9K | 0 |
| Aug 12, 2025 | DeGolyer Donald W | Director | Sell | 7,844 | $8.65 | $67.8K | 0 |
| Jul 11, 2025 | Hartzel William | SVP, Bioservices | Sell | 4,263 | $7.36 | $31.4K | 0 |
| Jun 8, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 1,249 | $6.63 | $8.3K | 0 |
| Jun 8, 2025 | Hartzel William | SVP, Bioservices | Sell | 1,167 | $6.63 | $7.7K | 0 |
| Jun 8, 2025 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 2,733 | $6.63 | $18.1K | 0 |
| Jun 8, 2025 | Williams Paul Anthony | SVP, Products Business | Sell | 464 | $6.63 | $3.1K | 0 |
| May 23, 2025 | Katkin Keith | Director | Sell | 7,844 | $6.30 | $49.4K | 0 |
| May 13, 2025 | PAPA JOSEPH C | President and CEO | Buy | 60,000 | $5.83 | $349.8K | 0 |
| Apr 7, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 480 | $4.44 | $2.1K | 0 |
| Apr 7, 2025 | Hartzel William | SVP, Bioservices | Sell | 561 | $4.44 | $2.5K | 0 |
| Mar 12, 2025 | Fowler Neal Franklin | Director | Sell | 35,000 | $5.83 | $204.1K | 0 |
| Mar 12, 2025 | Zoon Kathryn C | Director | Sell | 10,000 | $5.73 | $57.3K | 0 |
| Mar 5, 2025 | Hartzel William | SVP, Bioservices | Sell | 292 | $5.80 | $1.7K | 0 |
| Feb 28, 2025 | Williams Paul Anthony | SVP, Products Business | Sell | 498 | $7.48 | $3.7K | 0 |
| Feb 12, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 313 | $7.48 | $2.3K | 0 |
| Feb 12, 2025 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 1,756 | $7.48 | $13.1K | 0 |
| Feb 9, 2025 | Perl Jessica | SVP, General Counsel, Corp Sec | Sell | 918 | $10.00 | $9.2K | 0 |
| Dec 8, 2024 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 18,674 | $9.01 | $168.3K | 0 |
| Nov 12, 2024 | DeGolyer Donald W | Director | Sell | 25,000 | $10.91 | $272.8K | 0 |
| Nov 11, 2024 | Hartzel William | SVP, Bioservices | Sell | 632 | $11.97 | $7.6K | 0 |
| Nov 11, 2024 | White Marvin L | Director | Sell | 14,287 | $11.97 | $171.0K | 0 |
| Jul 8, 2024 | Williams Paul Anthony | SVP, Products Business | Sell | 85 | $8.13 | $691.05 | 0 |
| Jun 8, 2024 | Fox Jennifer Lynne | EVP, Ext Aff, GC, Corp Sec | Sell | 2,376 | $6.19 | $14.7K | 0 |
| Jun 8, 2024 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 1,249 | $6.19 | $7.7K | 0 |
| Jun 8, 2024 | Hartzel William | SVP, Bioservices | Sell | 1,167 | $6.19 | $7.2K | 0 |
| Jun 8, 2024 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 2,733 | $6.19 | $16.9K | 0 |
| Jun 8, 2024 | Williams Paul Anthony | SVP, Products Business | Sell | 464 | $6.19 | $2.9K | 0 |
| Jun 4, 2024 | Zoon Kathryn C | Director | Sell | 10,000 | $6.11 | $61.1K | 0 |
| May 29, 2024 | Zoon Kathryn C | Director | Sell | 1,830 | $4.61 | $8.4K | 0 |
| May 21, 2024 | Zoon Kathryn C | Director | Sell | 1,089 | $5.78 | $6.3K | 0 |
| Apr 7, 2024 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 585 | $2.29 | $1.3K | 0 |
| Apr 7, 2024 | Hartzel William | SVP, Bioservices | Sell | 665 | $2.29 | $1.5K | 0 |
| Mar 5, 2024 | Hartzel William | SVP, Bioservices | Sell | 346 | $3.41 | $1.2K | 0 |
Showing 1–50 of 112
1 / 3
EBS Insider Buying Activity
The following table shows recent insider purchases of Emergent BioSolutions Inc. (EBS) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| May 13, 2025 | PAPA JOSEPH C | President and CEO | Buy | 60,000 | $5.83 | $349.8K | 0 |
EBS Insider Selling Activity
The following table shows recent insider sales of Emergent BioSolutions Inc. (EBS) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| May 4, 2026 | Katkin Keith | director | Sell | 15,481 | $8.28 | $128.2K | 96,294 |
| May 4, 2026 | Zoon Kathryn C | director | Sell | 17,202 | $8.40 | $144.5K | 80,998 |
| May 4, 2026 | Dayal Sujata Tyagi | director | Sell | 13,761 | $8.40 | $115.6K | 101,543 |
| May 4, 2026 | DeGolyer Donald W | director | Sell | 15,481 | $8.40 | $130.0K | 130,675 |
| Feb 9, 2026 | Perl Jessica | SVP, General Counsel, Corp Sec | Sell | 918 | $11.03 | $10.1K | 0 |
| Feb 6, 2026 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 31,699 | $10.92 | $346.2K | 0 |
| Feb 6, 2026 | Hartzel William | SVP, Bioservices | Sell | 6,401 | $10.92 | $69.9K | 0 |
| Feb 6, 2026 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 51,797 | $10.92 | $565.6K | 0 |
| Feb 6, 2026 | Williams Paul Anthony | SVP, Products Business | Sell | 9,677 | $10.92 | $105.7K | 0 |
| Dec 14, 2025 | Lowry Simon C | SVP, R&D, CMO | Sell | 3,543 | $11.41 | $40.4K | 0 |
| Dec 5, 2025 | Richard Ronald | Director | Sell | 32,848 | $11.94 | $392.3K | 0 |
| Nov 11, 2025 | Hartzel William | SVP, Bioservices | Sell | 610 | $10.88 | $6.6K | 0 |
| Nov 10, 2025 | DeGolyer Donald W | Director | Sell | 17,801 | $10.54 | $187.6K | 0 |
| Nov 7, 2025 | Dayal Sujata Tyagi | Director | Sell | 8,552 | $10.00 | $85.5K | 0 |
| Oct 15, 2025 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 4,995 | $9.60 | $48.0K | 0 |
| Oct 7, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 30,608 | $10.00 | $306.1K | 0 |
| Aug 15, 2025 | Zoon Kathryn C | Director | Sell | 7,086 | $8.87 | $62.9K | 0 |
| Aug 12, 2025 | DeGolyer Donald W | Director | Sell | 7,844 | $8.65 | $67.8K | 0 |
| Jul 11, 2025 | Hartzel William | SVP, Bioservices | Sell | 4,263 | $7.36 | $31.4K | 0 |
| Jun 8, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 1,249 | $6.63 | $8.3K | 0 |
| Jun 8, 2025 | Hartzel William | SVP, Bioservices | Sell | 1,167 | $6.63 | $7.7K | 0 |
| Jun 8, 2025 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 2,733 | $6.63 | $18.1K | 0 |
| Jun 8, 2025 | Williams Paul Anthony | SVP, Products Business | Sell | 464 | $6.63 | $3.1K | 0 |
| May 23, 2025 | Katkin Keith | Director | Sell | 7,844 | $6.30 | $49.4K | 0 |
| Apr 7, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 480 | $4.44 | $2.1K | 0 |
| Apr 7, 2025 | Hartzel William | SVP, Bioservices | Sell | 561 | $4.44 | $2.5K | 0 |
| Mar 12, 2025 | Fowler Neal Franklin | Director | Sell | 35,000 | $5.83 | $204.1K | 0 |
| Mar 12, 2025 | Zoon Kathryn C | Director | Sell | 10,000 | $5.73 | $57.3K | 0 |
| Mar 5, 2025 | Hartzel William | SVP, Bioservices | Sell | 292 | $5.80 | $1.7K | 0 |
| Feb 28, 2025 | Williams Paul Anthony | SVP, Products Business | Sell | 498 | $7.48 | $3.7K | 0 |
| Feb 12, 2025 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 313 | $7.48 | $2.3K | 0 |
| Feb 12, 2025 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 1,756 | $7.48 | $13.1K | 0 |
| Feb 9, 2025 | Perl Jessica | SVP, General Counsel, Corp Sec | Sell | 918 | $10.00 | $9.2K | 0 |
| Dec 8, 2024 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 18,674 | $9.01 | $168.3K | 0 |
| Nov 12, 2024 | DeGolyer Donald W | Director | Sell | 25,000 | $10.91 | $272.8K | 0 |
| Nov 11, 2024 | Hartzel William | SVP, Bioservices | Sell | 632 | $11.97 | $7.6K | 0 |
| Nov 11, 2024 | White Marvin L | Director | Sell | 14,287 | $11.97 | $171.0K | 0 |
| Jul 8, 2024 | Williams Paul Anthony | SVP, Products Business | Sell | 85 | $8.13 | $691.05 | 0 |
| Jun 8, 2024 | Fox Jennifer Lynne | EVP, Ext Aff, GC, Corp Sec | Sell | 2,376 | $6.19 | $14.7K | 0 |
| Jun 8, 2024 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 1,249 | $6.19 | $7.7K | 0 |
| Jun 8, 2024 | Hartzel William | SVP, Bioservices | Sell | 1,167 | $6.19 | $7.2K | 0 |
| Jun 8, 2024 | LINDAHL RICHARD S | EVP, Chief Financial Officer | Sell | 2,733 | $6.19 | $16.9K | 0 |
| Jun 8, 2024 | Williams Paul Anthony | SVP, Products Business | Sell | 464 | $6.19 | $2.9K | 0 |
| Jun 4, 2024 | Zoon Kathryn C | Director | Sell | 10,000 | $6.11 | $61.1K | 0 |
| May 29, 2024 | Zoon Kathryn C | Director | Sell | 1,830 | $4.61 | $8.4K | 0 |
| May 21, 2024 | Zoon Kathryn C | Director | Sell | 1,089 | $5.78 | $6.3K | 0 |
| Apr 7, 2024 | Glessner Coleen | EVP, Quality & Ethics, and CPL | Sell | 585 | $2.29 | $1.3K | 0 |
| Apr 7, 2024 | Hartzel William | SVP, Bioservices | Sell | 665 | $2.29 | $1.5K | 0 |
| Mar 5, 2024 | Hartzel William | SVP, Bioservices | Sell | 346 | $3.41 | $1.2K | 0 |
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