Cabot Corporation

CBT·NYSE·$84.73Share Price as of 11/2·$4BMarket Cap as of 11/2

Financials

10-QQ3 ended 06/30/2608/04/26 10-QQ2 ended 03/31/2605/06/26 10-QQ1 ended 12/31/2502/04/26 10-KFY 202511/24/25 10-QQ3 ended 06/30/2508/05/25

Disclosures

8-KCurrent report09/15/26 8-KCurrent report08/21/26 8-KCurrent report08/14/26 8-KCurrent report08/03/26 8-KCurrent report07/30/26

Prospectuses and Registrations

424B2Prospectus for primary offering08/14/26 424B2Prospectus for primary offering08/12/26 FWPFree writing prospectus08/12/26 S-8Registration of securities for employees04/07/25 S-8 POSPost-effective amendment (S-8)04/07/25

Proxies

DEF 14ADefinitive proxy01/27/26 DEFA14AAdditional proxy materials01/27/26 DEF 14ADefinitive proxy01/24/25 DEFA14AAdditional proxy materials01/24/25 DEF 14ADefinitive proxy01/26/24

Ownership

Form 3Initial insider ownership10/07/26 Form 4Insider transaction10/01/26 Form 4Insider transaction10/01/26 Form 4Insider transaction10/01/26 Form 4Insider transaction10/01/26

Other

11-KEmployee stock purchase plan report06/23/26 UPLOADLetter from the SEC03/06/26 CORRESPCorrespondence with the SEC03/03/26 UPLOADLetter from the SEC02/19/26 ARSAnnual report to shareholders01/27/26