DeGolyer Donald W insider trades
DeGolyer Donald W has filed 11 Form 4s with the SEC that we hold, for Emergent BioSolutions Inc. (EBS) (Director) and TYME (Director). Across all of them we count 0 purchases worth $0 and 6 sales worth $784.4K reported on Form 4. In the last 12 months: 0 purchases ($0) and 4 sales ($443.8K). The largest single trade was a sale of 25,000 shares of Emergent BioSolutions Inc. worth $272.8K, dated 2024-11-12. Of 1 sale filed since we began reading the 10b5-1 checkbox, 1 (100%) was marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-08-26 and the latest 2026-10-07.
Emergent BioSolutions Inc. (EBS)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-11-12 | S, sale reported on Form 4 | 25,000 | $272.8K | 2024-11-14 |
| 2025-08-12 | S, sale reported on Form 4 | 7,844 | $67.9K | 2025-08-13 |
| 2025-11-10 | S, sale reported on Form 4 | 17,801 | $187.6K | 2025-11-12 |
| 2026-05-01 | S, sale reported on Form 4 | 954 | $8.5K | 2026-05-04 |
| 2026-05-01 | S, sale reported on Form 4 | 14,527 | $121.4K | 2026-05-04 |
| 2026-10-07 | S, sale reported on Form 4 | 17,800 | $126.2K | 2026-10-07 |
TYME
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1583098) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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