Ingevity Corporation

NGVT·NYSE·$76.56Share Price as of 11/2·$3BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2607/30/26 10-QQ1 ended 03/31/2605/07/26 10-KFY 202502/26/26 10-QQ3 ended 09/30/2511/06/25 10-QQ2 ended 06/30/2508/05/25

Disclosures

8-KCurrent report07/29/26 8-KCurrent report06/24/26 8-KCurrent report05/06/26 8-KCurrent report05/04/26 8-KCurrent report04/15/26

Prospectuses and Registrations

S-8Registration of securities for employees05/07/26 S-8Registration of securities for employees05/07/25 S-8 POSPost-effective amendment (S-8)05/07/25 S-8Registration of securities for employees05/04/23 S-8Registration of securities for employees05/23/17

Proxies

DEF 14ADefinitive proxy03/17/26 DEFA14AAdditional proxy materials03/17/26 DEFA14AAdditional proxy materials03/31/25 DFAN14AAdditional materials (non-management)03/31/25 DEFC14ADefinitive proxy (contested)03/26/25

Ownership

Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction08/18/26 Form 4Insider transaction08/14/26 144Proposed sale of securities08/12/26

Other

ARSAnnual report to shareholders03/17/26 UPLOADLetter from the SEC03/21/25 ARSAnnual report to shareholders03/20/25 CORRESPCorrespondence with the SEC03/19/25 UPLOADLetter from the SEC03/17/25