Insider filing · FIBK
John M Heyneman Jr
Director
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First Interstate BancSystem, Inc.
FIBK · Financial Services · 27 filings in 24 months
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John M Heyneman Jr sold $944K of First Interstate BancSystem (FIBK)
Executed Nov 21 2025, disclosed Nov 25 2025, 4 days later.
Value, as filed
$944K
30,432 sh × $31.03
Executed
Nov 21 2025
the trade date, as filed
Disclosed
Nov 25 2025
4 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
JJJohn M Heyneman Jr (Director) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in First Interstate BancSystem, Inc. (FIBK). The largest single filing was $1.1M of FIBK (35,000 sh across 2 lots, as filed), executed Nov 10 2025.
The name
FIBKFinancial Services · First Interstate BancSystem, Inc. operates as a bank holding company for First Interstate Bank that provides a range of banking products an…
More Financial Services filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by John M Heyneman Jr in FIBK
FIBKSALE
First Interstate BancSystem, Inc.
$1.1M35,000 sh across 2 lots
Exec Nov 10 2025
Filed Nov 12 2025 · 5:30 PM ET FIBKSALE First Interstate BancSystem, Inc. $357K
11,818 sh × $30.19
Exec Aug 14 2025
Filed Aug 18 2025 · 5:30 PM ET