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Company · ISBA

Isabella Bank Corporation

Name as listed on its exchange; filed with the SEC as ISABELLA BANK CORP.

Nasdaq's symbol directory lists ISBA on Nasdaq as “Isabella Bank Corporation - Common stock”.

In the 12 months to Nov 8, 2026: insiders bought on 5 occasions ($1K); 5 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $1K in total; Insider sales: $0 in total.Jun: Insider purchases $290Jul: Insider purchases $273Aug: Insider purchases $291Sep: Insider purchases $276Oct: Insider purchases $294DecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $1KInsider 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. Bourland Jill bought on 5 days latest Oct 16, 2026 bought $1K
Every trade (5)
  1. BUYBourland Jill bought Oct 16, 2026 8 shares filing $294
  2. BUYBourland Jill bought Sep 16, 2026 7 shares filing $276
  3. BUYBourland Jill bought Aug 17, 2026 7 shares filing $291
  4. BUYBourland Jill bought Jul 16, 2026 7 shares filing $273
  5. BUYBourland Jill bought Jun 16, 2026 7 shares filing $290

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. Completion of acquisition or disposition of assets; Other events filing Nov 2, 2026
  2. Results of operations and financial condition filing Oct 29, 2026
  3. Other events filing Oct 6, 2026
  4. Other events filing Sep 28, 2026
  5. Other events filing Sep 21, 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.