Cabot Corporation (CBT) reports Interim CFO Steven J. Delahunt’s holdings as of October 1, 2026: 5,399 common shares directly, 2.4733 common shares indirectly through the Corporation’s 401(k) Plan, and 3,771.7730 shares of phantom stock. The direct position consists of 1,113 performance-based units earned for fiscal 2024 and 2025, which remain subject to time-based vesting, and 4,286 units subject to time-based vesting. Each phantom share is economically equivalent to one common share and will be settled in common shares upon termination of his employment, in accordance with his distribution elections.
Cabot Corp Senior Vice President William F. Masterson III acquired 24.1542 Phantom Stock Units on September 30, 2026, as a compensation-related award. The reported price was $76.9100 per unit, and the units correspond to Common Stock on a 1-for-1 basis. His directly held balance after the transaction was 553.8957 Phantom Stock Units. The units were acquired under the Corporation’s supplemental 401(k) plan and are to be settled upon his retirement or other termination of service.
Cabot Corporation (CBT) Executive Vice President, CFO Erica McLaughlin acquired 93.5446 Phantom Stock Units on September 30, 2026, under the Corporation’s supplemental 401(k) plan. The units are to be settled upon her retirement or other termination of service. Her reported position afterward was 10,455.6090 Phantom Stock Units. A per-share figure of $76.9100 was reported alongside the award.
Cabot Corporation SVP and General Counsel Karen A. Kalita acquired 44.8795 Phantom Stock Units on September 30, 2026, under the Corporation’s supplemental 401(k) plan. The units are to be settled upon her retirement or other termination of service. Her reported direct position after the transaction was 5,386.1563 Phantom Stock Units.
Cabot Corp. (CBT) President and CEO Sean D. Keohane acquired 346.2590 Phantom Stock Units on September 30, 2026, as a grant under the Corporation’s supplemental 401(k) plan. The units are to be settled upon his retirement or other termination of service; his reported direct position following the award was 48,460.8725 Phantom Stock Units. No Rule 10b5-1 plan is reported.
Cabot Corp. director Raffiq Nathoo received 360.8113 Phantom Stock Units as an award on September 30, 2026, with a reported price of $76.9100 per unit. His reported direct position afterward was 2,249.8641 Phantom Stock Units. The units correspond 1 for 1 to Common Stock. No Rule 10b5-1 plan is reported.
Cabot Corporation (CBT) reported that its Board of Directors elected Steven J. Delahunt, currently Vice President and Corporate Treasurer, to serve as interim Chief Financial Officer, effective October 1, 2026. He replaces Erica McLaughlin in the CFO role as she becomes President and Chief Executive Officer on that same date.
Delahunt has been Cabot’s Vice President and Treasurer since 2010 and also served as Vice President of Investor Relations from July 2016 through January 2026. While serving as interim CFO, he will receive an additional cash stipend of $35,000 per month. The company states there is no arrangement with any other person pursuant to which he was appointed and no related-party transactions requiring disclosure. Cabot furnished a press release dated September 15, 2026 describing the management transition and reiterating that the search for a permanent Chief Financial Officer is ongoing.
CABOT CORP (CBT) reported that Executive Vice President and CFO Erica McLaughlin acquired 61.0845 Phantom Stock Units on September 11, 2026 as a grant under a compensation plan. These units are credited 1-for-1 with Cabot common stock and reflect dividends on prior phantom stock units, to be settled after retirement or other termination of employment. Following this award, she holds 10,362.0644 Phantom Stock Units directly.
CABOT CORP (CBT) reported that Senior Vice President William F. Masterson III received an automatic credit of 3.1229 Phantom Stock Units on September 11, 2026, as a grant/award acquisition tied to dividends under the company’s Supplemental 401(k) Plan. Each unit is linked 1-for-1 to a share of Cabot common stock and was valued at $79.68 per unit for this credit. Following this transaction, Masterson holds a total of 529.7416 Phantom Stock Units, which, according to the plan terms, are scheduled to be settled in Cabot common stock upon his retirement or other termination of employment. No Rule 10b5-1 trading plan is reported for this filing.
CABOT CORP (symbol: CBT) is the issuer of record for a Form 4 filing submitted to the SEC. Nathoo Raffiq reported acquisition or exercise transactions in this Form 4 filing.
CABOT CORP (CBT) reported that director Raffiq Nathoo received an automatic credit of 11.136 Phantom Stock Units on September 11, 2026. These units are credited as dividends on previously deferred director compensation at an equivalent value of $79.68 per unit, on a 1-for-1 basis with common stock. Following this grant, Nathoo holds a total of 1,889.0528 Phantom Stock Units, which will be settled in shares of common stock upon his termination of board service or in accordance with his distribution election, whichever occurs first. No Rule 10b5-1 trading plan is reported.