As of November 6, 2026, Cabot Corporation is a publicly traded company (NYSE: CBT); its largest reported holder is Vanguard, with 6.08% on Schedule 13G of April 29, 2026, then American Century Investments (5.4%). The largest insider holding is Sean D. Keohane, the chief executive and president, with 418,397.74 shares (0.81% of shares outstanding), per Form 4 of August 31, 2026 (Schedule 13G, April 29, 2026).
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Is Cabot Corporation a real, registered company?
- Cabot Corporation files with the SEC under CIK 16040 (its SEC filings).
- Its shares are listed under the ticker CBT on NYSE (SEC company record).
- Incorporated in Delaware; business address in Boston, Massachusetts, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Cabot Corporation in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names American Century Investments (filed 2026-08-14).
Who are Cabot Corporation's owners and officers?
Cabot Corporation: incorporated in Delaware; business address in Boston, Massachusetts; industry Miscellaneous Chemical Products (Schedule 13G, 2026-08-14).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G, 2026-08-14 | American Century Investment Management, Inc. | 5.4% |
| Schedule 13G/A, 2026-08-13 | Wellington Management Group LLP | 4.7% |
| Schedule 13G, 2026-04-29 | Vanguard Portfolio Management | 6.08% |
| Schedule 13G, 2026-04-29 | Vanguard Capital Management | 5.22% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
Questions about who owns Cabot Corporation
Who owns Cabot Corporation?
On this page, 3 holders' latest ownership filings report 5% or more of Cabot Corporation: Vanguard Portfolio Management (6.08%, Schedule 13G, filed 2026-04-29), American Century Investment Management, Inc. (5.4%, Schedule 13G, filed 2026-08-14) and Vanguard Capital Management (5.22%, Schedule 13G, filed 2026-04-29).
Who are the largest shareholders of Cabot Corporation?
By the share each holder's latest filing reports, the largest holders of Cabot Corporation on this page are Vanguard Portfolio Management (6.08%), American Century Investment Management, Inc. (5.4%) and Vanguard Capital Management (5.22%).
When did Vanguard Portfolio Management buy into Cabot Corporation?
The filings give report dates, not purchase dates. The earliest filing from Vanguard Portfolio Management on this page is the Schedule 13G, filed 2026-04-29, reporting 6.08%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 5 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on Cabot Corporation covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
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Which insiders own Cabot Corporation shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and president: 418,397.74 shares (0.81% of shares outstanding), 404,134 held directly and 14,263.74 indirectly (Form 4, 2026-08-31).
- , the president: 85,337 shares (0.17% of shares outstanding) (Form 4, 2025-11-21).
- , the president and chief financial officer: 77,783.65 shares (0.15% of shares outstanding), 77,782 held directly and 1.65 indirectly (Form 4, 2025-11-21).
- , the president: 60,331.74 shares (0.12% of shares outstanding), 53,169 held directly and 7,162.74 indirectly (Form 4, 2024-11-20).
- , the general counsel and senior vice president: 45,819.01 shares (0.09% of shares outstanding), 45,242 held directly and 577.01 indirectly (Form 4, 2025-11-21).
Shares outstanding: 51,631,007 as of 2026-07-31, from the company's latest SEC cover page.
How much has Cabot Corporation raised?
No fundraising or offering filing from Cabot Corporation is on file with us.
Keep reading
More on Cabot Corporation and the records around it.
Companies that share a holder
- American Century ETF Trust also filed stake reports on 83 other companies: Visteon Corporation (Oct 2026), MarineMax, Inc. (Sep 2026), AdvanSix Inc. (Aug 2026)
- Wellington Management Group LLP also filed stake reports on 240 other companies: Hub Group, Inc. (Oct 2026), Latham Group, Inc. (Oct 2026), Redwood Trust, Inc. (Oct 2026)
- Vanguard Portfolio Management also filed stake reports on 941 other companies: Newmark Group Inc (Nov 2026), A10 Networks Inc (Oct 2026), ADT Inc (Oct 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
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https://mentionfox.com/who-owns/cabot