Insider Trading & Ownership of John M. Heyneman Jr.

Location
Billings, MT
Summary
The estimated net worth of John M. Heyneman Jr. is at least $46,504,586 dollars as of 25 Nov 2025. John M. Heyneman Jr. is the Director, 10%+ Owner of FIRST INTERSTATE BANCSYSTEM INC and owns shares of FIRST INTERSTATE BANCSYSTEM INC (FIBK) stock worth about $46.5M.
Signature
/s/ Kirk D. Jensen, Attorney-in-Fact for Reporting Person
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Quick Takeaways

  • John M. Heyneman Jr. has 1 issuer position tracked on this page.
  • Estimated disclosed ownership value: $46,504,586.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: FIRST INTERSTATE BANCSYSTEM INC ($46,504,586).
  • Past-year value change for that position: -$2,424,331.

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Source Evidence

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of John M. Heyneman Jr.

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
FIBK FIRST INTERSTATE BANCSYSTEM INC Director, 10%+ Owner $46,504,586 -$2,424,331 -5% 21 Nov 2025

Insider Transactions Reported by John M. Heyneman Jr.:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.
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