Alto Ingredients, Inc.

ALTO·NASDAQ·$5.22Share Price as of 11/2·$404MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/07/26 10-QQ1 ended 03/31/2605/08/26 10-KFY 202503/13/26 10-QQ3 ended 09/30/2511/07/25 10-QQ2 ended 06/30/2508/08/25

Disclosures

8-KCurrent report08/07/26 8-KCurrent report08/05/26 8-KCurrent report06/23/26 8-KCurrent report05/06/26 8-KCurrent report03/04/26

Prospectuses and Registrations

424B5Prospectus supplement08/05/26 S-8Registration of securities for employees06/23/26 S-3Shelf registration05/08/26 S-8Registration of securities for employees06/20/24 S-3Shelf registration06/23/23

Proxies

DEF 14ADefinitive proxy04/30/26 DEFA14AAdditional proxy materials04/30/26 DEFA14AAdditional proxy materials05/01/25 DEF 14ADefinitive proxy04/30/25 DEF 14ADefinitive proxy04/26/24

Ownership

Form 4Insider transaction09/14/26 Form 4Insider transaction08/12/26 Form 4Insider transaction06/25/26 Form 4Insider transaction06/25/26 Form 4Insider transaction06/25/26

Other

EFFECTRequest for effectiveness05/22/26 CORRESPCorrespondence with the SEC05/20/26 UPLOADLetter from the SEC05/14/26 EFFECTRequest for effectiveness07/05/23 CORRESPCorrespondence with the SEC06/29/23