HEYNEMAN JOHN M JR — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

HEYNEMAN JOHN M JR has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $357K.

Profile

HEYNEMAN JOHN M JR

John M. Heyneman Jr. is a corporate insider associated with First Interstate BancSystem Inc, where he serves as a director and is a 10% owner. He has been involved in several SEC filings related to his ownership stake in the company.

RoleDirector, 10% Owner
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-03FIBKFIRST INTERSTATE BANCSYSTEM INCA — Grant or award2.2K$0.00
2025-08-14FIBKFIRST INTERSTATE BANCSYSTEM INCS — Open-market sale11.8K$30.18$357K
2025-06-01FIBKFIRST INTERSTATE BANCSYSTEM INCA — Grant or award2.9K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is HEYNEMAN JOHN M JR?

John M. Heyneman Jr. is a corporate insider associated with First Interstate BancSystem Inc, where he serves as a director and is a 10% owner. He has been involved in several SEC filings related to his ownership stake in the company.…

How many SEC Form 4 filings has HEYNEMAN JOHN M JR submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Has HEYNEMAN JOHN M JR been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 1 open-market sales ($357K) across all tracked filings.

Where can I see all of HEYNEMAN JOHN M JR's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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