What changed 10-Q

Item 5. Other Information

2026-08-06 compared with 2026-05-08 · 4 added, 2 removed, 33 unchanged (15% of the section changed)

Other Information

During the three months ended March 31, 2026, no director or officer of the Corporation adopted or terminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.

During the three months ended June 30, 2026, no director or officer of the Corporation adopted or terminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.

Exhibits required by Item 601 Regulation S-K

25 unchanged sentences

FIRST KEYSTONE CORPORATION

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly cause this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

FIRST KEYSTONE CORPORATION

August 6, 2026

President and Chief Executive Officer

(Principal Executive Officer)

August 6, 2026

Senior Vice President and Chief Financial Officer

1 unchanged sentence

Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.