Choiceone Financial Services Inc.

COFS·NASDAQ·$31.87Share Price as of 11/2·$477MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/10/26 10-QQ1 ended 03/31/2605/11/26 10-KFY 202503/13/26 10-QQ3 ended 09/30/2511/10/25 10-QQ2 ended 06/30/2508/08/25

Disclosures

8-KCurrent report10/30/26 8-KCurrent report07/24/26 8-K/ACurrent report (amended)05/27/26 8-KCurrent report05/22/26 8-KCurrent report05/20/26

Prospectuses and Registrations

POS AMPost-effective amendment05/22/26 S-3Shelf registration05/22/26 S-4MEFProspectus / registration02/21/25 424B3Prospectus10/22/24 S-4/ARegistration (business combination, amended)10/16/24

Proxies

DEF 14ADefinitive proxy04/13/26 DEF 14ADefinitive proxy04/08/25 DEF 14ADefinitive proxy04/11/24 DEF 14ADefinitive proxy04/11/23 DEF 14ADefinitive proxy04/21/22

Ownership

Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

EFFECTRequest for effectiveness06/18/26 EFFECTRequest for effectiveness06/18/26 CORRESPCorrespondence with the SEC06/15/26 UPLOADLetter from the SEC06/03/26 ARSAnnual report to shareholders04/13/26