Keohane Sean D insider trades
Keohane Sean D has filed 62 Form 4s with the SEC that we hold, for Cabot Corp (CBT) (President and CEO, Director) and Chemours Co (CC) (Director). Across all of them we count 0 purchases worth $0 and 14 sales worth $33.8M reported on Form 4. In the last 12 months: 0 purchases ($0) and 3 sales ($19.6M). The largest single trade was a sale of 134,895 shares of Cabot Corp worth $11.5M, dated 2026-08-28. Of 2 sales filed since we began reading the 10b5-1 checkbox, 0 (0%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-07-02 and the latest 2026-10-01.
Cabot Corp (CBT)
| Trade date | Code | Shares | Value as filed | Filed | Source |
|---|---|---|---|---|---|
| 2022-05-24 | S, sale reported on Form 4 | 939 | $65.7K | 2022-05-26 | SEC |
| 2022-05-24 | S, sale reported on Form 4 | 10,018 | $694.9K | 2022-05-26 | SEC |
| 2022-05-24 | S, sale reported on Form 4 | 3,340 | $228.0K | 2022-05-26 | SEC |
| 2024-03-01 | S, sale reported on Form 4 | 11,278 | $961.9K | 2024-03-04 | SEC |
| 2024-03-01 | S, sale reported on Form 4 | 6,579 | $563.6K | 2024-03-04 | SEC |
| 2024-09-03 | S, sale reported on Form 4 | 7,752 | $792.9K | 2024-09-04 | SEC |
| 2024-09-03 | S, sale reported on Form 4 | 17,865 | $1.8M | 2024-09-04 | SEC |
| 2025-08-14 | S, sale reported on Form 4 | 2,369 | $188.6K | 2025-08-15 | SEC |
| 2025-08-14 | S, sale reported on Form 4 | 80,304 | $6.4M | 2025-08-15 | SEC |
| 2025-08-14 | S, sale reported on Form 4 | 7,677 | $611.2K | 2025-08-15 | SEC |
| 2025-08-14 | S, sale reported on Form 4 | 24,086 | $1.9M | 2025-08-15 | SEC |
| 2026-08-07 | S, sale reported on Form 4 | 91,923 | $7.9M | 2026-08-11 | SEC |
| 2026-08-24 | S, sale reported on Form 4 | 2,779 | $237.6K | 2026-08-26 | SEC |
| 2026-08-28 | S, sale reported on Form 4 | 134,895 | $11.5M | 2026-08-31 | SEC |
Chemours Co (CC)
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 1435737) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

