LYTIR

Company · FISI

Financial Institutions, Inc.

Name as listed on its exchange; filed with the SEC as FINANCIAL INSTITUTIONS INC.

Nasdaq's symbol directory lists FISI on Nasdaq as “Financial Institutions, Inc. - Common Stock”.

In the 12 months to Nov 8, 2026: insiders bought on 2 occasions ($88K); 1 filing by holders of 5% or more; 1 company report (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $88K in total; Insider sales: $0 in total.Sep: Insider purchases $25KNov: Insider purchases $63KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $88KInsider sales below: $0
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. DORN ANDREW W JR bought on 1 day latest Nov 2, 2026 bought $63K
  2. Zupan Mark bought on 1 day latest Sep 2, 2026 bought $25K
Every trade (2)
  1. BUYDORN ANDREW W JR bought Nov 2, 2026 1,575 shares filing $63K
  2. BUYZupan Mark bought Sep 2, 2026 608 shares filing $25K

Large holders · SEC Schedules 13D and 13G

Five percent and over

Anyone who comes to hold more than 5% of a company's voting shares must tell the SEC. A Schedule 13D is filed by a holder who may seek to influence the company; a 13G by one who states it is a passive investor. An amendment updates an earlier filing, and a stake reported as 0% means the holder says it has sold all, or nearly all, of its shares. Every recent 13D and 13G

  1. BlackRock, Inc. filed Jul 28, 2026 Schedule 13G/A passive 1,632,496 shares filing 8.3%

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition; Regulation FD disclosure filing Oct 29, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.