Exhibit 99.1

JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Schedule 13D (including any and all amendments thereto) with respect to the common stock, par value $0.01 per share, of Financial Institutions, Inc. and further agree that this Joint Filing Agreement shall be included as an Exhibit to such joint filing(s).
The undersigned further agree that each party hereto is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the accuracy and completeness of the information concerning such party contained therein; provided, however, that no party is responsible for the accuracy or completeness of the information concerning any other party, unless such party knows or has reason to believe that such information is inaccurate.
This Joint Filing Agreement may be signed in counterparts with the same effect as if the signature on each counterpart were upon the same instrument.
IN WITNESS WHEREOF, the undersigned have executed this Joint Filing Agreement as of March 17, 2025.
PL CAPITAL ADVISORS, LLC
 
 
By: /s/ John W. Palmer /s/ Richard J. Lashley 
     John W. Palmer                  Richard J. Lashley
     Managing Member            Managing Member
 
BLACK MAPLE CAPITAL MANAGEMENT LP
 
By: Black Maple Capital Holdings LLC as General Partner
 
By: /s/ Robert Barnard
      Robert Barnard
     Managing Member
 
BLACK MAPLE CAPITAL HOLDINGS LLC
 
 
By: /s/ Robert Barnard
     Robert Barnard
     Managing Member
 

DANIELLE MORGAN LASHLEY 2010 TRUST
 
 
By: /s/ Richard J. Lashley
      Richard J. Lashley, Trustee
 
By: /s/ Danielle Lashley
     Danielle Lashley, Trustee
 
LASHLEY FAMILY 2011 TRUST
 
 
By: /s/ Beth Lashley
     Beth Lashley, Trustee
 
JOHN W. PALMER DEFINED CONTRIBUTION PENSION PLAN
 
 
By: /s/ John W. Palmer
     John W. Palmer

 
By: /s/ John W. Palmer
      John W. Palmer
 
By: /s/ Richard J. Lashley 
     Richard J. Lashley
By: /s/ Robert Barnard
      Robert Barnard
By: /s/ Danielle Lashley
      Danielle Lashley
 
By: /s/ Beth Lashley 
     Beth Lashley
By: /s/ Robin Lashley
    Robin Lashley


Grafico Azioni Financial Institutions (NASDAQ:FISI)
Storico
Da Mar 2025 a Mar 2025 Clicca qui per i Grafici di Financial Institutions
Grafico Azioni Financial Institutions (NASDAQ:FISI)
Storico
Da Mar 2024 a Mar 2025 Clicca qui per i Grafici di Financial Institutions