SEC Form 4 · accession 0001193125-26-345177
CABOT CORP · CBT
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Sean D Keohane
Officer — President and CEO · Director
Period of report
Aug 7, 2026
Accepted (ET)
Aug 11, 2026 · 6:00 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000016040
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 7, 2026 | M | 91,923 | $62.24 | A | 496,057 | D | |
| Common StockF1 | Aug 7, 2026 | S | 91,923 | $86.4053 | D | 404,134 | D | |
| Common Stock | holding | — | — | — | 14,264 | I | Through the Trustee for the Corporation's 401(k) Plan |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (Right to Buy)F2 | $62.24 | Aug 7, 2026 | M | 91,923 | A | — | Nov 9, 2027 | Common Stock | 91,923 | 0 | D |
Explanation of responses
- F1The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $85.970 to $86.815, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.
- F291,923 shares were subject to the option. The option vested over a three year period as follows: 30% on November 10, 2018, 30% on November 10, 2019, and 40% on November 10, 2020.