DeGolyer Donald W, a director at Emergent BioSolutions Inc. ($EBS), made two open market sales of company shares over the past year, totaling about $255 thousand. His most recent sale occurred on November 10, 2025. These transactions rank 7,907th among nearly 12,000 insiders in our database by sale value, well below the average of $8.6 million across 6 transactions per insider. He reported no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 10, 2025 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | S | Common Stock | 17801 | $10.54 | 119,858.0000 | 56,700,000 | 12.93% | 0.03% |
| Aug. 12, 2025 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | S | Common Stock | 7844 | $8.65 | 137,659.0000 | 53,000,000 | 5.39% | 0.01% |
| April 30, 2025 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | A | Common Stock | 34403 | $0.00 | 145,503.0000 | 53,000,000 | 30.97% | 0.06% |
| April 30, 2025 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | A | Stock Option (Right to Buy) | 15824 | $0.00 | 41,572.0000 | 53,000,000 | 61.46% | 0.03% |
| Nov. 12, 2024 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | S | Common Stock | 25000 | $10.91 | 111,100.0000 | 55,600,000 | 18.37% | 0.04% |
| May 23, 2024 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | A | Stock Option (Right to Buy) | 25748 | $0.00 | 25,748.0000 | 51,200,000 | 9999.99% | 0.05% |
| May 23, 2024 | Emergent BioSolutions Inc. | $EBS | DeGolyer Donald W | Director | A | Common Stock | 17430 | $0.00 | 136,100.0000 | 51,200,000 | 14.69% | 0.03% |