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NYSE · USD

CBT

CABOT CORP

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Tapewire entity
4032
SEC CIK
0000016040
Parsed reports
894

Last 12 months

Inside the activity.

0 purchase rows · 3 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202600
Feb 202600
Mar 202600
Apr 202600
May 202600
Jun 202600
Jul 202600
Aug 202603
Sep 202600
Oct 202600

Latest available

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
September 30, 2026 Filed Oct 1, 2026 23:46 UTC GrantPhantom Stock Units · Derivative 360.8113 $76.91 $27,750.00
Disclosure

SEC source: 0001193125-26-410592 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,249.8641

Underlying: Common Stock · 360.8113 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
September 30, 2026 Filed Oct 1, 2026 23:47 UTC
Keohane Sean DDirector · President and CEO
GrantPhantom Stock Units · Derivative 346.259 $76.91 $26,630.78
Disclosure

SEC source: 0001193125-26-410595 · ownership.xml · derivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,460.8725

Underlying: Common Stock · 346.259 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

F2 · derivative.expiration_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

Read SEC document
September 30, 2026 Filed Oct 1, 2026 23:48 UTC
Kalita Karen ASVP and General Counsel
GrantPhantom Stock Units · Derivative 44.8795 $76.91 $3,451.68
Disclosure

SEC source: 0001193125-26-410598 · ownership.xml · derivative · entry 1

Kalita Karen A · CIK 0001778734 · SVP and General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,386.1563

Underlying: Common Stock · 44.8795 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

F2 · derivative.expiration_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

Read SEC document
September 30, 2026 Filed Oct 1, 2026 23:49 UTC
Masterson William F IIISenior Vice President
GrantPhantom Stock Units · Derivative 24.1542 $76.91 $1,857.70
Disclosure

SEC source: 0001193125-26-410606 · ownership.xml · derivative · entry 1

Masterson William F III · CIK 0002098902 · Senior Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 553.8957

Underlying: Common Stock · 24.1542 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

F2 · derivative.expiration_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

Read SEC document
September 30, 2026 Filed Oct 1, 2026 23:49 UTC
McLaughlin EricaExecutive Vice President, CFO
GrantPhantom Stock Units · Derivative 93.5446 $76.91 $7,194.52
Disclosure

SEC source: 0001193125-26-410601 · ownership.xml · derivative · entry 1

McLaughlin Erica · CIK 0001740348 · Executive Vice President, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,455.609

Underlying: Common Stock · 93.5446 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

F2 · derivative.expiration_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC
Masterson William F IIISenior Vice President
GrantPhantom Stock Units · Derivative 3.1229 $79.68 $248.83
Disclosure

SEC source: 0001193125-26-390732 · ownership.xml · derivative · entry 1

Masterson William F III · CIK 0002098902 · Senior Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 529.7416

Underlying: Common Stock · 3.1229 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC GrantPhantom Stock Units · Derivative 11.136 $79.68 $887.32
Disclosure

SEC source: 0001193125-26-390733 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,889.0528

Underlying: Common Stock · 11.136 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC
McLaughlin EricaExecutive Vice President, CFO
GrantPhantom Stock Units · Derivative 61.0845 $79.68 $4,867.21
Disclosure

SEC source: 0001193125-26-390734 · ownership.xml · derivative · entry 1

McLaughlin Erica · CIK 0001740348 · Executive Vice President, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,362.0644

Underlying: Common Stock · 61.0845 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC GrantPhantom Stock Units · Derivative 30.628 $79.68 $2,440.44
Disclosure

SEC source: 0001193125-26-390729 · ownership.xml · derivative · entry 1

DELGROSSO DOUGLAS G · CIK 0001193775 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,195.5819

Underlying: Common Stock · 30.628 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC
Dumont Lisa MVP, Controller & CAO
GrantPhantom Stock Units · Derivative 4.4039 $79.68 $350.90
Disclosure

SEC source: 0001193125-26-390730 · ownership.xml · derivative · entry 1

Dumont Lisa M · CIK 0001800538 · VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 747.0562

Underlying: Common Stock · 4.4039 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC
Kalita Karen ASVP and General Counsel
GrantPhantom Stock Units · Derivative 31.4869 $79.68 $2,508.88
Disclosure

SEC source: 0001193125-26-390727 · ownership.xml · derivative · entry 1

Kalita Karen A · CIK 0001778734 · SVP and General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,341.2769

Underlying: Common Stock · 31.4869 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 21:00 UTC
Keohane Sean DDirector · President and CEO
GrantPhantom Stock Units · Derivative 283.6362 $79.68 $22,600.13
Disclosure

SEC source: 0001193125-26-390728 · ownership.xml · derivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,114.6135

Underlying: Common Stock · 283.6362 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
August 28, 2026 Filed Aug 31, 2026 23:00 UTC
Keohane Sean DDirector · President and CEO
Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 134,895 $0.00 Strike: $50.00 $0.00
Disclosure

SEC source: 0001193125-26-377202 · ownership.xml · derivative · entry 4

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 134,895 shares

Expires 2028-11-08

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: 137,674 shares were subject to the option. The option vested over a three year period as follows: 30% on November 9, 2019, 30% on November 9, 2020, and 40% on November 9, 2021.

Read SEC document
August 28, 2026 Filed Aug 31, 2026 23:00 UTC
Keohane Sean DDirector · President and CEO
SaleCommon Stock 134,895 $85.00 $11,466,075.00
Disclosure

SEC source: 0001193125-26-377202 · ownership.xml · nonDerivative · entry 2

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 404,134

Read SEC document
August 28, 2026 Filed Aug 31, 2026 23:00 UTC
Keohane Sean DDirector · President and CEO
Exercise / conversionCommon Stock 134,895 $50.00 $6,744,750.00
Disclosure

SEC source: 0001193125-26-377202 · ownership.xml · nonDerivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 539,029

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
August 24, 2026 Filed Aug 26, 2026 18:42 UTC
Keohane Sean DDirector · President and CEO
Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 2,779 $0.00 Strike: $50.00 $0.00
Disclosure

SEC source: 0001193125-26-367204 · ownership.xml · derivative · entry 4

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,895

Underlying: Common Stock · 2,779 shares

Expires 2028-11-08

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: 137,674 shares were subject to the option. The option vested over a three year period as follows: 30% on November 10, 2018, 30% on November 10, 2019, and 40% on November 10, 2020.

Read SEC document
August 24, 2026 Filed Aug 26, 2026 18:42 UTC
Keohane Sean DDirector · President and CEO
SaleCommon Stock 2,779 $85.50 $237,604.50
Disclosure

SEC source: 0001193125-26-367204 · ownership.xml · nonDerivative · entry 2

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 288,873

Read SEC document
August 24, 2026 Filed Aug 26, 2026 18:42 UTC
Keohane Sean DDirector · President and CEO
Exercise / conversionCommon Stock 2,779 $50.00 $138,950.00
Disclosure

SEC source: 0001193125-26-367204 · ownership.xml · nonDerivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 291,652

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
August 07, 2026 Filed Aug 11, 2026 22:00 UTC
Keohane Sean DDirector · President and CEO
Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 91,923 $0.00 Strike: $62.24 $0.00
Disclosure

SEC source: 0001193125-26-345177 · ownership.xml · derivative · entry 4

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 91,923 shares

Expires 2027-11-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: 91,923 shares were subject to the option. The option vested over a three year period as follows: 30% on November 10, 2018, 30% on November 10, 2019, and 40% on November 10, 2020.

Read SEC document
August 07, 2026 Filed Aug 11, 2026 22:00 UTC
Keohane Sean DDirector · President and CEO
SaleCommon Stock 91,923 $86.41 $7,942,634.39
Disclosure

SEC source: 0001193125-26-345177 · ownership.xml · nonDerivative · entry 2

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 404,134

F1 · price: The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $85.970 to $86.815, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.

Read SEC document
August 07, 2026 Filed Aug 11, 2026 22:00 UTC
Keohane Sean DDirector · President and CEO
Exercise / conversionCommon Stock 91,923 $62.24 $5,721,287.52
Disclosure

SEC source: 0001193125-26-345177 · ownership.xml · nonDerivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 496,057

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
June 30, 2026 Filed Jul 2, 2026 12:57 UTC GrantPhantom Stock Units · Derivative 261.5064 $90.82 $23,750.01
Disclosure

SEC source: 0001193125-26-293541 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,877.9167

Underlying: Common Stock · 261.5064 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
June 30, 2026 Filed Jul 2, 2026 12:56 UTC
Keohane Sean DDirector · President and CEO
GrantPhantom Stock Units · Derivative 83.6823 $90.82 $7,600.03
Disclosure

SEC source: 0001193125-26-293538 · ownership.xml · derivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,830.9773

Underlying: Common Stock · 83.6823 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

F2 · derivative.expiration_date: The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC GrantPhantom Stock Units · Derivative 27.6938 $87.65 $2,427.36
Disclosure

SEC source: 0001193125-26-272689 · ownership.xml · derivative · entry 1

DELGROSSO DOUGLAS G · CIK 0001193775 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,164.9539

Underlying: Common Stock · 27.6938 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC
Dumont Lisa MVP, Controller & CAO
GrantPhantom Stock Units · Derivative 3.982 $87.65 $349.02
Disclosure

SEC source: 0001193125-26-272695 · ownership.xml · derivative · entry 1

Dumont Lisa M · CIK 0001800538 · VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 742.6524

Underlying: Common Stock · 3.982 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC
Kalita Karen ASVP and General Counsel
GrantPhantom Stock Units · Derivative 28.4703 $87.65 $2,495.42
Disclosure

SEC source: 0001193125-26-272691 · ownership.xml · derivative · entry 1

Kalita Karen A · CIK 0001778734 · SVP and General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,309.7899

Underlying: Common Stock · 28.4703 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC GrantPhantom Stock Units · Derivative 8.667 $87.65 $759.66
Disclosure

SEC source: 0001193125-26-272682 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,616.4104

Underlying: Common Stock · 8.667 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC
McLaughlin EricaExecutive Vice President, CFO
GrantPhantom Stock Units · Derivative 55.2323 $87.65 $4,841.11
Disclosure

SEC source: 0001193125-26-272678 · ownership.xml · derivative · entry 1

McLaughlin Erica · CIK 0001740348 · Executive Vice President, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,300.9799

Underlying: Common Stock · 55.2323 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC
Keohane Sean DDirector · President and CEO
GrantPhantom Stock Units · Derivative 256.014 $87.65 $22,439.63
Disclosure

SEC source: 0001193125-26-272675 · ownership.xml · derivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,747.2951

Underlying: Common Stock · 256.014 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
June 12, 2026 Filed Jun 16, 2026 20:30 UTC
Masterson William F IIISenior Vice President
GrantPhantom Stock Units · Derivative 2.8237 $87.65 $247.50
Disclosure

SEC source: 0001193125-26-272676 · ownership.xml · derivative · entry 1

Masterson William F III · CIK 0002098902 · Senior Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 526.6187

Underlying: Common Stock · 2.8237 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
March 31, 2026 Filed Apr 1, 2026 21:00 UTC GrantPhantom Stock Units · Derivative 315.3632 $75.31 $23,750.00
Disclosure

SEC source: 0001193125-26-138157 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,607.7435

Underlying: Common Stock · 315.3632 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 21:00 UTC
Dumont Lisa MVP, Controller & CAO
GrantPhantom Stock Units · Derivative 4.7528 $69.49 $330.27
Disclosure

SEC source: 0001193125-26-111120 · ownership.xml · derivative · entry 1

Dumont Lisa M · CIK 0001800538 · VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 738.6704

Underlying: Common Stock · 4.7528 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

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March 13, 2026 Filed Mar 17, 2026 21:00 UTC
Keohane Sean DDirector · President and CEO
GrantPhantom Stock Units · Derivative 305.563 $69.49 $21,233.57
Disclosure

SEC source: 0001193125-26-111114 · ownership.xml · derivative · entry 1

Keohane Sean D · CIK 0001435737 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,491.2811

Underlying: Common Stock · 305.563 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

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March 13, 2026 Filed Mar 17, 2026 21:00 UTC
Masterson William F IIISenior Vice President
GrantPhantom Stock Units · Derivative 3.3701 $69.49 $234.19
Disclosure

SEC source: 0001193125-26-111108 · ownership.xml · derivative · entry 1

Masterson William F III · CIK 0002098902 · Senior Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 523.795

Underlying: Common Stock · 3.3701 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

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March 13, 2026 Filed Mar 17, 2026 21:00 UTC
McLaughlin EricaExecutive Vice President, CFO
GrantPhantom Stock Units · Derivative 65.9221 $69.49 $4,580.93
Disclosure

SEC source: 0001193125-26-111117 · ownership.xml · derivative · entry 1

McLaughlin Erica · CIK 0001740348 · Executive Vice President, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,245.7476

Underlying: Common Stock · 65.9221 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

Read SEC document
March 13, 2026 Filed Mar 17, 2026 21:00 UTC GrantPhantom Stock Units · Derivative 8.3153 $69.49 $577.83
Disclosure

SEC source: 0001193125-26-111112 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,292.3803

Underlying: Common Stock · 8.3153 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

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March 13, 2026 Filed Mar 17, 2026 21:00 UTC GrantPhantom Stock Units · Derivative 33.0535 $69.49 $2,296.89
Disclosure

SEC source: 0001193125-26-111115 · ownership.xml · derivative · entry 1

DELGROSSO DOUGLAS G · CIK 0001193775 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,137.2601

Underlying: Common Stock · 33.0535 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

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March 13, 2026 Filed Mar 17, 2026 21:00 UTC
Kalita Karen ASVP and General Counsel
GrantPhantom Stock Units · Derivative 33.9804 $69.49 $2,361.30
Disclosure

SEC source: 0001193125-26-111111 · ownership.xml · derivative · entry 1

Kalita Karen A · CIK 0001778734 · SVP and General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,281.3196

Underlying: Common Stock · 33.9804 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

F2 · derivative.expiration_date: Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.

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January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 486 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010579 · ownership.xml · nonDerivative · entry 1

ENRIQUEZ CABOT JUAN · CIK 0001189833 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,526

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

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January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010576 · ownership.xml · nonDerivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,266

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010574 · ownership.xml · nonDerivative · entry 1

DELGROSSO DOUGLAS G · CIK 0001193775 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,079

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010564 · ownership.xml · nonDerivative · entry 1

Vanlancker Thierry FJ · CIK 0001645199 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,902

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010572 · ownership.xml · nonDerivative · entry 1

Williams Michelle Elizabeth · CIK 0001768664 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,776

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010570 · ownership.xml · nonDerivative · entry 1

Yan Christine Y · CIK 0001607095 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,171

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010563 · ownership.xml · nonDerivative · entry 1

Morrow Michael M · CIK 0001715897 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,302

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010562 · ownership.xml · nonDerivative · entry 1

Wilson Frank Anders · CIK 0001462948 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,552

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 2,298 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010567 · ownership.xml · nonDerivative · entry 1

Arnold Cynthia A · CIK 0001542216 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,620

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January 08, 2026 Filed Jan 12, 2026 22:00 UTC GrantCommon Stock 486 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-010561 · ownership.xml · nonDerivative · entry 1

Kirby William C. · CIK 0001413483 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,688

F1 · shares: The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

Read SEC document
December 31, 2025 Filed Jan 5, 2026 21:02 UTC GrantPhantom Stock Units · Derivative 414.9064 $66.28 $27,500.00
Disclosure

SEC source: 0001193125-26-002380 · ownership.xml · derivative · entry 1

ENRIQUEZ CABOT JUAN · CIK 0001189833 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,404.8891

Underlying: Common Stock · 414.9064 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

Read SEC document
December 31, 2025 Filed Jan 5, 2026 21:02 UTC GrantPhantom Stock Units · Derivative 358.3283 $66.28 $23,750.00
Disclosure

SEC source: 0001193125-26-002379 · ownership.xml · derivative · entry 1

Nathoo Raffiq · CIK 0001927730 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,284.065

Underlying: Common Stock · 358.3283 shares

Expires not disclosed

F1 · derivative.exercise_price: 1 for 1

F2 · derivative.exercise_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

F2 · derivative.expiration_date: The phantom stock will be settled in cash either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.