Former Executive Vice President & President, Reinforcement Materials Segment & Americas Region, & executive responsible for Digital · CABOT CORP (CBT)

Hobart Kalkstein

A named executive officer of CABOT in every fiscal year CompBrief holds from FY2016 to FY2025. Every figure below is printed as the company filed it and cited to the filing it came from.

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Total disclosed compensation, FY2025

$2,578,532

FY2024: $2,390,342

4th of 6 named executive officers at Cabot by FY2025 total.

6 named officers on file for CABOT, FY2025

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What this number hides

The filing gives the total. CABOT’s full Executive Compensation Report gives every award, the disclosed peer set and what the total leaves out — the pair adds the board’s.

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Compensation figures as of the proxy filed January 27, 2026 (DEF 14A).

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Hobart Kalkstein compensation by year

CABOT Summary Compensation Table · all 10 fiscal years held
In US dollars, as CABOT reports it. Most recent year shaded. Totals are the company’s disclosed totals.
ComponentFY2016FY2017FY2018FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Salary$346,091$392,250$416,000$453,650$476,385$499,772$517,603$546,818$576,114$605,095
Bonus$0$0$0$0$0$0$0$0$0$0
Stock awards$297,602$438,699$487,464$520,000$519,981$584,969$601,230$682,356$714,910$779,862
Option awards$115,513$236,170$262,474$279,921$279,893$314,928$323,737$367,514$385,089$640,535
Non-equity incentive$226,000$350,000$440,568$236,341$95,129$599,204$540,316$372,067$579,125$427,177
Pension and deferred compensation$13,389$3,604$2,675$2,629$4,552$7,138$5,735$7,080$5,551$9,802
All other$58,709$85,875$102,224$88,466$59,647$111,440$115,142$100,533$129,553$116,061
Total$1,057,304$1,506,598$1,711,405$1,581,007$1,435,587$2,117,451$2,103,763$2,076,368$2,390,342$2,578,532

Each year as stated in that year's proxy. A dash means the company reported no figure in that column. Source: CABOT CORP DEF 14A filed January 27, 2026, accession 0001193125-26-023681, and prior-year filings. Open the filing on EDGAR.

How this page was built: the CABOT CORP filed document, accession 0001193125-26-023681. Every figure is read from that document and cited to the page and table it appears in. Filed January 27, 2026.

$1.1M
$1.5M
$1.7M
$1.6M
$1.4M
$2.1M
$2.1M
$2.1M
$2.4M
$2.6M
FY16
FY17
FY18
FY19
FY20
FY21
FY22
FY23
FY24
FY25
SalaryNon-equity incentiveStock awardsOption awardsAll other

Equity holdings

unvested awards at FY2025 year-end
TypeUnvested unitsValue at year-endExercise price
RSU5,931$451,053—
RSU4,435$337,282—
RSU4,265$324,353—
RSU4,157$316,140—
PSU3,450$262,373—
PSU3,287$249,976—
RSU3,130$238,037—
RSU1,336$101,603—
Option5,594—$73.84
Option9,828—$74.40
Option9,341—$114.99

Per the Outstanding Equity Awards at Fiscal Year-End table in CABOT CORP's FY2025 proxy; value at the fiscal year-end close, as the company printed it.

CABOT’s named executive officers, FY2025

as the company reported each
Named executive officerRoleFY2025 total
Sean KeohanePresident and CEO$9,307,883
Jeff ZhuExecutive Vice President and President, Carbon and Silica Technologies, and Battery Materials businesses within Performance Chemicals Segment & Asia Pacific Region$3,524,533
Erica McLaughlinExecutive Vice President, CFO, & Head of Corp Strategy$2,776,056
Hobart Kalkstein · this pageFormer Executive Vice President & President, Reinforcement Materials Segment & Americas Region, & executive responsible for Digital$2,578,532
Karen KalitaSenior Vice President and General Counsel$1,981,973
Matthew WoodFormer Senior Vice President & President, Reinforcement Materials Segment$1,305,924

Hobart Kalkstein's compensation dossier, CABOT

You have read Hobart Kalkstein's totals and holdings. The dossier adds each equity grant CABOT disclosed for Hobart Kalkstein and CABOT's own disclosed peer group, where the company discloses them, with every row in a PDF and a CSV cited to its filing.

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The full CABOT compensation record

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How this record is built

Every figure on this page is one figure from a public SEC filing, printed as the filing states it and cited to the document. Compensation totals are CABOT's own disclosed totals, not summed by Velarion. Insider transactions are read from Form 4 filings and cover every line filed since the most recent proxy. Nothing is estimated by Velarion; where the company does not disclose a value the cell reads "—", and a section appears only where the company discloses the data. Corrections: records@velarion.ai.

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Hobart Kalkstein's compensation dossier