Cabot SEC Filings

Cabot Corp (CBT) officer reported a tax withholding transaction. On 11/11/2025, 358 shares of common stock were withheld (Transaction Code F) at $61.41 per share to satisfy tax obligations tied to equity compensation. Following the transaction, the officer directly beneficially owned 9,408 shares. In addition, 1,598.5907 shares were held indirectly through the trustee for the corporation's 401(k) plan. The reporting person is identified as the company’s VP, Controller & CAO.

Karen A. Kalita, SVP and General Counsel of Cabot Corporation (CBT), acquired 72.833 phantom stock units on 09/30/2025 at an attributed price of $76.05 per unit. The units were granted under the Corporation's supplemental 401(k) plan and are designated to be settled upon the reporting person's retirement or other termination of service. Following this transaction, Ms. Kalita beneficially owns 4,296.5566 shares (reported basis). The Form 4 was signed under power of attorney by Mazda Cintron on 10/02/2025.

Sean D. Keohane, President and CEO of Cabot Corporation (CBT), acquired 333.7885 phantom stock units on 09/30/2025 under the company's supplemental 401(k) plan. The filing reports these units are to be settled in Common Stock upon the reporting person's retirement or other termination of service. The reported acquisition used transaction code A and shows a reported per‑unit price of $76.05. Following the transaction, the filing lists total beneficial ownership of 44,330.9641 shares (direct). The Form 4 was signed by an authorized representative on behalf of Mr. Keohane on 10/02/2025.

Erica McLaughlin, Executive Vice President and Chief Financial Officer of Cabot Corporation (CBT), reported an acquisition of phantom stock units under the company’s supplemental 401(k) plan. On 09/30/2025 she was issued 146.6723 phantom stock units that represent 146.6723 shares of common stock at a unit price of $76.05. After the transaction she beneficially owns 9,085.4575 shares. The phantom units are to be settled in common stock upon the reporting person’s retirement or other termination of service. The Form 4 was submitted by power of attorney and dated 10/02/2025.

Cabot Corporation director Raffiq Nathoo reported on Form 4 the acquisition on 09/30/2025 of 312.2945 phantom stock units that convert 1-for-1 into common shares. The filing shows the units were recorded at an underlying share price of $76.05 and, after the transaction, the reporting person beneficially owned 4,281.3968 shares. The filing notes the phantom stock will be settled in cash either when the director leaves service or per his distribution election, whichever occurs first. The Form 4 was signed under power of attorney and filed by a single reporting person.

Juan Enriquez, a director of Cabot Corporation (CBT), acquired 361.6042 phantom stock units on 09/30/2025. The filing reports these units were granted on a 1-for-1 basis and will be settled in cash either when the director leaves service or per his distribution election. The reported grant uses a reference price of $76.05 and increases Mr. Enriquez's beneficial ownership to 54,630.2574 shares (direct). The Form 4 was signed by Mazda Cintron under power of attorney on 10/02/2025.

Doug G. Del Grosso, a director of Cabot Corporation (CBT), reported an acquisition of phantom stock units on 09/11/2025 under the company's Non-Employee Director's Deferral Plan. The report shows 27.8548 phantom stock units were acquired at a recorded per-unit value of $81.47, resulting in a total of 5,070.8166 common-stock-equivalent units beneficially owned by the reporting person after the transaction.

The filing explains these units represent dividends paid on phantom stock units and will be settled upon the reporting person's termination of service or per his distribution election. The Form 4 was executed via power of attorney and signed on 09/15/2025.

Karen A. Kalita, SVP and General Counsel of Cabot Corporation (CBT), reported a non-derivative acquisition on 09/11/2025 of Phantom Stock Units that convert 1-for-1 into common stock. The filing shows 4,223.7236 underlying shares reported following the transaction and lists a per-share value/price of $81.47. The units represent dividends paid on phantom stock under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment. The Form 4 was signed pursuant to a power of attorney on 09/15/2025.