Dimensional Fund Advisors Lp - Jun 30, 2025 SCHEDULE 13G/A Report for Financial Institutions Inc Common Stock (FISI)

Filing Manager: Dimensional Fund Advisors Lp
Reporting Manager: Dimensional Fund Advisors LP
Security: Financial Institutions Inc Common Stock
Symbol: FISI
Shares outstanding: 20.1M shares
Disclosed Ownership: 1.01M shares
Ownership: 5%
Form type: SCHEDULE 13G/A
Date filed: 7/15/2025, 04:03 PM
Date of event: Jun 30, 2025
Previous filing: Apr 15, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Dimensional Fund Advisors LP	5%	1.01M	986K	0	Selwyn Notelovitz	Global Chief Compliance Officer