Insider Filing: Gary Pacos Reports Ownership Change at FISI

TL;DR

**Gary Pacos, an insider at Financial Institutions Inc., filed a Form 4, signaling a change in his stock ownership.**

AI Summary

Gary A. Pacos, a reporting insider for Financial Institutions Inc. (NASDAQ: FISI), filed a Form 4 on March 23, 2026, indicating changes in his beneficial ownership of the company's securities. While the filing details the reporting person and the issuer, it doesn't specify the exact transaction (buy or sell) or the number of shares involved in this particular summary. This matters to investors because insider transactions can signal management's confidence (or lack thereof) in the company's future prospects, potentially influencing stock price.

Why It Matters

Insider transaction filings like this can provide clues about how company executives view the stock's value, which can influence investor sentiment and trading decisions.

Risk Assessment

Risk Level: low — This filing is purely informational about an insider's ownership change and does not inherently pose a direct financial risk to the company or its investors.

Analyst Insight

A smart investor would note this filing and then seek out the full Form 4 document to determine the specific nature of the transaction (buy, sell, grant, etc.) and the number of shares involved, as this detail is crucial for interpreting the insider's sentiment.

Key Players & Entities

• PACOS GARY A. (person) — Reporting Person
• FINANCIAL INSTITUTIONS INC (company) — Issuer
• 0001965502 (person) — CIK of Reporting Person
• 0000862831 (company) — CIK of Issuer
• 2026-03-23 (date) — Filing Date

FAQ

Filing Documents

• ownership.html (4)
• ownership.xml (4) — 7KB
• 0001193125-26-119710.txt ( ) — 8KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).    Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. 1. Name and Address of Reporting Person * PACOS GARY A. (Last) (First) (Middle) 220 LIBERTY STREET (Street) WARSAW NEW YORK 14569 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol FINANCIAL INSTITUTIONS INC [ FISI ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Chief Risk Officer 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/20/2026 6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person 4. If Amendment, Date of Original Filed (Month/Day/Year) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/20/2026 M 2,302 A (1) 4,302 D Common Stock 03/20/2026 F 829 D $ 30.59 3,473 D Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Restricted Stock Unit (2) 03/20/2026 M 2,302 03/20/2026 03/20/2026 Common Stock 2,302 $ 0 0 D Explanation of Responses: 1. Each restricted stock unit represents a contingent right to receive one share of FISI common stock. 2. Restricted stock units convert into shares of common stock on a one-for-one basis. SANDRA L. BYERS By Power of Attorney from Gary A. Pacos 03/23/2026 ** Signature of Reporting Person Date Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction 4 (b)(v). ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. * Form 4: SEC 1474 (03-26)

View Full Filing

View this 4 filing on SEC EDGAR