SEC Form 4 · Updated Daily
EBS
— EMERGENT BIOSOLUTIONS INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| PAPA JOSEPH C | Director · Officer | 493,153 | 2026-04-29 | A |
| LINDAHL RICHARD S | Officer | 374,083 | 2026-06-08 | F |
| Glessner Coleen | Officer | 202,201 | 2026-06-08 | F |
| Hartzel William | Officer | 185,558 | 2026-06-08 | F |
| Lowry Simon C | Officer | 177,914 | 2026-04-29 | A |
| Perl Jessica | Officer | 165,286 | 2026-04-29 | A |
| Fowler Neal Franklin | Director | 160,847 | 2026-04-30 | A |
| Williams Paul Anthony | Officer | 159,098 | 2026-07-01 | S |
| Harsanyi Zsolt | Director · Officer | 149,076 | 2026-04-30 | A |
| DeGolyer Donald W | Director | 129,721 | 2026-05-01 | S |
| Richard Ronald | Director | 123,761 | 2026-04-30 | A |
| White Marvin L | Director | 113,839 | 2026-04-30 | A |
| Dayal Sujata Tyagi | Director | 100,563 | 2026-05-01 | S |
| Katkin Keith | Director | 96,294 | 2026-04-30 | S |
| Zoon Kathryn C | Director | 79,941 | 2026-05-01 | S |
| FOWLER JOHN D JR | Director | 30,350 | 2026-04-30 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-07-01 | Williams Paul Anthony | Open-market sale | 3,000 | $8.40 | 159,098 |
| 2026-06-08 | Hartzel William | Tax withholding | 1,741 | $8.00 | 185,558 |
| 2026-06-08 | Glessner Coleen | Tax withholding | 2,018 | $8.00 | 202,201 |
| 2026-06-08 | LINDAHL RICHARD S | Tax withholding | 3,964 | $8.00 | 374,083 |
| 2026-06-08 | Williams Paul Anthony | Tax withholding | 694 | $8.00 | 162,098 |
| 2026-05-01 | Zoon Kathryn C | Open-market sale | 1,057 | $8.97 | 79,941 |
| 2026-05-01 | Zoon Kathryn C | Open-market sale | 16,145 | $8.36 | 80,998 |
| 2026-05-01 | DeGolyer Donald W | Open-market sale | 954 | $8.96 | 129,721 |
| 2026-05-01 | DeGolyer Donald W | Open-market sale | 14,527 | $8.36 | 130,675 |
| 2026-05-01 | Dayal Sujata Tyagi | Open-market sale | 980 | $8.94 | 100,563 |
| 2026-05-01 | Dayal Sujata Tyagi | Open-market sale | 12,781 | $8.36 | 101,543 |
| 2026-04-30 | Harsanyi Zsolt | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | Harsanyi Zsolt | Grant / award | 25,344 | $0.00 | 149,076 |
| 2026-04-30 | Fowler Neal Franklin | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | Fowler Neal Franklin | Grant / award | 25,344 | $0.00 | 160,847 |
| 2026-04-30 | Zoon Kathryn C | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | Zoon Kathryn C | Grant / award | 25,344 | $0.00 | 97,143 |
| 2026-04-30 | Richard Ronald | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | Richard Ronald | Grant / award | 25,344 | $0.00 | 123,761 |
| 2026-04-30 | FOWLER JOHN D JR | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | FOWLER JOHN D JR | Grant / award | 25,344 | $0.00 | 30,350 |
| 2026-04-30 | White Marvin L | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | White Marvin L | Grant / award | 25,344 | $0.00 | 113,839 |
| 2026-04-30 | Katkin Keith | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | Katkin Keith | Open-market sale | 15,481 | $8.28 | 96,294 |
| 2026-04-30 | Katkin Keith | Grant / award | 25,344 | $0.00 | 111,775 |
| 2026-04-30 | DeGolyer Donald W | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | DeGolyer Donald W | Grant / award | 25,344 | $0.00 | 145,202 |
| 2026-04-30 | Dayal Sujata Tyagi | Grant / award (derivative) | 11,296 | $0.00 | 11,296 |
| 2026-04-30 | Dayal Sujata Tyagi | Grant / award | 25,344 | $0.00 | 114,324 |
| 2026-04-29 | PAPA JOSEPH C | Grant / award | 187,708 | $0.00 | 493,153 |
| 2026-04-29 | Hartzel William | Grant / award | 100,111 | $0.00 | 187,299 |
| 2026-04-29 | Perl Jessica | Grant / award | 104,282 | $0.00 | 165,286 |
| 2026-04-29 | LINDAHL RICHARD S | Grant / award | 162,680 | $0.00 | 378,047 |
| 2026-04-29 | Glessner Coleen | Grant / award | 100,111 | $0.00 | 204,219 |
| 2026-04-29 | Lowry Simon C | Grant / award | 100,111 | $0.00 | 177,914 |
| 2026-04-29 | Williams Paul Anthony | Grant / award | 100,111 | $0.00 | 162,792 |
| 2026-04-01 | Williams Paul Anthony | Open-market sale | 4,000 | $8.44 | 62,681 |
| 2026-03-05 | Glessner Coleen | Tax withholding | 8,199 | $8.44 | 104,108 |
| 2026-03-05 | LINDAHL RICHARD S | Tax withholding | 23,650 | $8.44 | 215,367 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.