FISI SEC Filings: 8-K, 10-Q, S-3 & 424B

Financials

TYPE

HEADLINE

FILED AT

10-Q

NEWForm 10-Q - Quarterly report [Sections 13 or 15(d)]

Nov 9, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Aug 3, 2026

11-K

Form 11-K - Annual report of employee stock purchase, savings and similar plans

Jun 18, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

May 4, 2026

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Mar 9, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Nov 3, 2025

News

TYPE

HEADLINE

FILED AT

8-K

Financial Institutions, Inc. Reports Q3 2026 Net Income of $19.6 Million

Oct 29, 2026

8-K

Financial Institutions, Inc. Announces Director Retirement and Board Reclassification

Sep 8, 2026

8-K

Financial Institutions, Inc. Announces Quarterly Cash Dividends for Common and Preferred Stock

Aug 26, 2026

8-K

Financial Institutions, Inc. Reports Second Quarter 2026 Financial Results

Jul 23, 2026

8-K

Financial Institutions, Inc. Announces Results of 2026 Annual Meeting of Shareholders

May 21, 2026

8-K

Financial Institutions, Inc. Announces Quarterly Cash Dividends

May 20, 2026

Prospectus

TYPE

HEADLINE

FILED AT

424B3

FIXED PRICE OFFERING - 6.50% FIXED-TO-FLOATING RATE SUBORDINATED NOTES DUE 2035 | Offering amount: $80,000,000

Feb 17, 2026

424B5

Form 424B5 - Prospectus [Rule 424(b)(5)]

Dec 12, 2024

424B5

Form 424B5 - Prospectus [Rule 424(b)(5)]

Dec 11, 2024

424B3

$35,000,000 aggregate principal amount of-

Dec 22, 2020

424B5

Form 424B5 - Prospectus [Rule 424(b)(5)]

May 30, 2017

424B5

Form 424B5 - Prospectus [Rule 424(b)(5)]

May 15, 2017

Registrations

TYPE

HEADLINE

FILED AT

S-4

Form S-4 - Registration of securities, business combinations

Jan 30, 2026

Form D - Notice of Exempt Offering of Securities - Item 06b

Dec 17, 2025

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

Aug 4, 2025

FWP

Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses

Dec 11, 2024

S-3

SHELF | Offering amount: $200,000,000.00 EFFECTIVE

Nov 26, 2024

S-3

SHELF | Offering amount: $100,000,000.00 EFFECTIVE

Oct 29, 2021

Proxies

TYPE

HEADLINE

FILED AT

Ownerships

TYPE

HEADLINE

FILED AT

DORN ANDREW W JR (Reporting)

Nov 3, 2026

JONES BLAKE G (Reporting)

Sep 28, 2026

Zupan Mark (Reporting)

Sep 3, 2026

SCHEDULE 13G/A

BlackRock, Inc. (Filed by)

Jul 28, 2026

SCHEDULE 13G

DIMENSIONAL FUND ADVISORS LP (Filed by)

Jul 14, 2026

HOLLIDAY SUSAN R (Reporting)

May 21, 2026

Other

TYPE

HEADLINE

FILED AT

EFFECT

Form EFFECT - Notice of Effectiveness

Feb 18, 2026

CORRESP

Form CORRESP - Correspondence

Feb 12, 2026

LETTER

Form UPLOAD - SEC-generated letter

Feb 5, 2026

EFFECT

Form EFFECT - Notice of Effectiveness

Dec 5, 2024

CORRESP

Form CORRESP - Correspondence

Dec 2, 2024

LETTER

Form UPLOAD - SEC-generated letter

Nov 27, 2024

Financial Institutions, Inc. FISI · SEC Filings