William F Masterson Iii is Senior Vice President of CABOT CORP. Currently has a direct ownership of 7,210 shares of CBT, which is worth approximately $444,136. The most recent transaction as insider was on Dec 03, 2025, when has been sold 3,486 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 7.21K
n/a 3M change
n/a 12M change
Total Value Held $444,136

William F Masterson III Transaction History

Date Transaction Value Shares Traded Shares Held Form
Dec 03 2025
BUY
Grant, award, or other acquisition
-
3,486 Added 32.59%
7,210 Common Stock
WFM

William F Masterson Iii

Senior Vice President
Boston, MA

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