Patriot National Bancorp Inc.

PNBK·NASDAQ·$1.02Share Price as of 11/2·$120MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/14/26 10-QQ1 ended 03/31/2605/15/26 10-KFY 202503/31/26 10-QQ3 ended 09/30/2511/14/25 10-QQ2 ended 06/30/2508/14/25

Disclosures

8-KRegulation FD Disclosure11/02/26 8-KCurrent report09/24/26 8-KCurrent report09/23/26 8-KCurrent report08/17/26 8-KCurrent report07/31/26

Prospectuses and Registrations

424B5Prospectus supplement09/24/26 424B5Prospectus supplement09/02/25 S-8Registration of securities for employees07/10/25 424B5Prospectus supplement06/04/25 424B3Prospectus05/23/25

Proxies

DEF 14ADefinitive proxy04/27/26 PRE 14APreliminary proxy04/17/26 DEFA14AAdditional proxy materials06/06/25 DEF 14ADefinitive proxy05/27/25 DEFA14AAdditional proxy materials05/19/25

Ownership

Form 4Insider transaction10/30/26 Form 4Insider transaction10/30/26 Form 4Insider transaction10/16/26 Form 4Insider transaction10/02/26 Form 4Insider transaction09/10/26

Other

DD10/01/26 EFFECTRequest for effectiveness05/22/25 EFFECTRequest for effectiveness05/22/25 CORRESPCorrespondence with the SEC05/21/25 CORRESPCorrespondence with the SEC05/21/25