Keohane Sean D sold $7.9M of CBT
Keohane Sean D (President and CEO) sold 91,923 shares of CABOT CORP (CBT) at $86.41 ($7.94M total) on 2026-08-07.
How this was made
The 30-second read
Why it matters
The newest fact is the CEO’s open-market sale size, price, and post-transaction holdings; it may influence short-term sentiment but lacks fundamental catalysts.
Market read
Traders may monitor insider activity as a sentiment input, but this filing alone does not provide new operational or financial guidance.
What to watch
The filing does not state a 10b5-1 plan, but it also provides no rationale for the sale; without context, interpreting it as bearish is speculative.
Background
The article is an SEC Form 4 insider transaction disclosure for Cabot Corp (CBT).
Ticker impact
Cabot Corp CEO Keohane Sean D filed a Form 4 selling 91,923 shares for about $7.94M at $86.4053 per share.
Likely limited near-term impact; any effect is more sentiment-driven than fundamental.
The filing is a primary-source Form 4, but it is an open-market sale with no 10b5-1 plan stated and no accompanying company guidance, deal, or operational update.
Market effects
No clear sector read-through from a single CEO open-market sale disclosure.
None indicated.
None indicated.
Counterpoint
The sale could be routine liquidity management and may not imply negative outlook, especially if shares were acquired earlier or for diversification.
Key entities
- issuerCabot Corp
Subject of the Form 4 insider transaction disclosure.
- insiderKeohane Sean D
President and CEO who sold shares via an open-market sale.

