CABOT CORP (symbol: CBT) is the issuer of record for a Form 4 filing submitted to the SEC. Dumont Lisa M reported acquisition or exercise transactions in this Form 4 filing.
For CABOT CORP (CBT), vice president, controller and chief accounting officer Lisa M. Dumont received an automatic credit of 4.4039 Phantom Stock Units on September 11, 2026. These units are credited as dividends under the company’s Supplemental 401(k) Plan on a 1-for-1 basis with common stock and will be settled in shares upon her retirement or other termination of employment. Following this award, she holds a total of 747.0562 Phantom Stock Units directly. No Rule 10b5-1 trading plan is reported for this transaction.
CABOT CORP (CBT) reported that director Douglas G. DelGrosso acquired 30.628 Phantom Stock Units on September 11, 2026 as a grant under the Non-Employee Director's Deferral Plan. Each unit is tied 1-for-1 to a share of common stock, increasing his phantom stock holdings to 5,195.5819 units. These units represent dividend equivalents and will be settled after his board service ends or according to his distribution election. No Rule 10b5-1 trading plan is reported for this transaction.
CABOT CORP (CBT) reported that President and CEO Sean D. Keohane received an automatic credit of 283.6362 Phantom Stock Units on September 11, 2026. These units are credited as dividends on previously awarded phantom stock units, convert into common stock on a 1-for-1 basis, and are scheduled to be settled upon his retirement or other termination of employment. Following this credit, he holds 48,114.6135 Phantom Stock Units directly. No Rule 10b5-1 trading plan is reported.
CABOT CORP (symbol: CBT) is the issuer of record for a Form 4 filing submitted to the SEC. Kalita Karen A reported acquisition or exercise transactions in this Form 4 filing.
CABOT CORP (CBT) reported that Karen A. Kalita, SVP and General Counsel, received an automatic credit of 31.4869 Phantom Stock Units on September 11, 2026. These units, valued at $79.68 per unit and payable 1-for-1 in common stock equivalents, represent dividend equivalents under the company’s Supplemental 401(k) Plan and will be settled upon her retirement or other termination of employment. Following this award, she holds 5,341.2769 Phantom Stock Units directly. No Rule 10b5-1 trading plan is reported.
CABOT CORP (CBT) reported insider transactions by President and CEO Sean D. Keohane. On 2026-08-28, he exercised an Employee Stock Option to acquire 134,895 shares of common stock at an exercise price of $50.00 per share, eliminating his holdings in that option grant. The same day, he sold 134,895 shares of CABOT CORP common stock at a price of $85.00 per share. Following these transactions, he also reported 14,263.7411 shares of common stock held indirectly through the trustee for the corporation's 401(k) plan.
CABOT CORP (CBT) is named as the issuer in a Form 144 filing relating to planned sales of its common stock by Sean D. Keohane. The notice covers up to 134,895 shares of common stock, to be sold following a stock option exercise on August 28, 2026, with sales reported on the NYSE.
CABOT CORP (CBT) reported that President and CEO Sean D. Keohane exercised employee stock options and sold the resulting shares. On 2026-08-24 he exercised options for 2,779 shares of common stock at an exercise price of $50.00 per share, and the same day sold 2,779 shares of common stock at $85.50 per share. Following the option exercise, he held 134,895 option shares tied to that grant, and separately reported 14,263.7411 shares of common stock held indirectly through the trustee for the company’s 401(k) plan. A footnote states the original option covered 137,674 shares and vested over three years from 2018 to 2020.
CABOT CORP (CBT) is the issuer for a planned insider sale reported under Rule 144 for the account of Sean D. Keohane. The notice covers 2,779 shares of common stock, expected to be sold through Fidelity Brokerage Services LLC on 08/24/2026 on the NYSE following a stock option exercise paid in cash.
The filing also reports that during the prior three months, Sean D. Keohane sold 91,923 shares of CABOT CORP common stock on 08/07/2026 for an aggregate sale price of $7,942,634.39.
Cabot Corporation (CBT) completed the issuance and sale of $350 million aggregate principal amount of 4.950% senior notes due 2029. These Notes were issued under an automatically effective shelf registration statement on Form S-3ASR and a Base Indenture dated June 22, 2022, as supplemented by a Second Supplemental Indenture dated August 21, 2026.
Cabot intends to use the net proceeds to redeem its $250 million aggregate principal amount of 3.40% Senior Notes due September 2026, with the remaining proceeds allocated to working capital and other general corporate purposes, which may include repayment of commercial paper and any amounts outstanding under its multicurrency revolving credit facility.
Cabot Corporation is issuing $350,000,000 aggregate principal amount of 4.950% Senior Notes due August 15, 2029. The notes are senior unsecured obligations ranking equally with Cabot’s other senior debt and effectively subordinated to $15 million of parent secured debt and $187 million of subsidiary debt as of June 30, 2026.
The notes are priced at 99.993% of principal with an underwriting discount of 0.350%, providing estimated net proceeds of $347.7 million. Cabot plans to repay its $250 million 3.40% Senior Notes due 2026 at maturity and use the remainder for working capital and general corporate purposes, including possible repayment of commercial paper and borrowings under its multicurrency revolving credit facility. The notes carry semi-annual interest starting February 15, 2027, are redeemable at a make-whole premium before July 15, 2029 and at par thereafter, and include a Change of Control Triggering Event put at 101% if ratings fall below investment grade. Cabot discloses total debt of $1,273 million pre-offering and $1,373 million post-offering, along with risks tied to subordination, leverage, refinancing obligations and interest rate exposure.