William Jack Plants II - 31 Dec 2025 Form 5 Insider Report for FINANCIAL INSTITUTIONS INC (FISI)

Signature
SANDRA L. BYERS By Power of Attorney from William Jack Plants II
Issuer symbol
FISI
Transactions as of
31 Dec 2025
Net transactions value
$0
Form type
5
Filing time
09 Jan 2026, 16:05:08 UTC
Previous filing
18 Mar 2025
Next filing
06 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Plants William Jack II Chief Financial Officer 220 LIBERTY STREET, WARSAW SANDRA L. BYERS By Power of Attorney from William Jack Plants II 09 Jan 2026 0001846495

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding FISI Common Stock 5,499 31 Dec 2025 Direct
holding FISI Common Stock 1,700 31 Dec 2025 Held in 401K Plan F1
holding FISI Common Stock 4,937 31 Dec 2025 Held in IRA
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents 75 shares acquired under the FISI 401(k) plan since the date of the reporting person's last Section 16 filing.