SEC Filing Summary

2026-10-01SEC Filing 4 (0001193125-26-410595)

Sean D. Keohane, President and CEO of Cabot Corp, acquired 346.259 phantom stock units on September 30, 2026. These units, valued at $76.91 per share, are part of the Corporation's supplemental 401(k) plan and will be settled upon his retirement or termination of service. Following this transaction, Keohane holds 48,460.8725 shares. The filing was signed by Mazda Cintron on behalf of Keohane on October 1, 2026.