HEYNEMAN JOHN M JR
SEC Form 4 insider trading activity
HEYNEMAN JOHN M JR has filed 3 SEC Form 4 filings (4 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Jun 3, 2026.
On the most recent filing, HEYNEMAN JOHN M JR is listed as Director, 10% Owner at FIRST INTERSTATE BANCSYSTEM INC. Inside the rolling window, HEYNEMAN JOHN M JR reported no open-market purchases and 3 open-market sales totaling $2.1M in FIBK. The largest disclosed transaction in the window is a sale of 30,432 FIBK shares on Nov 21, 2025, worth $944K.
Companies traded
Other insiders at FIBK
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$2.1M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has HEYNEMAN JOHN M JR made?
HEYNEMAN JOHN M JR has filed 3 SEC Form 4 filings (4 transaction rows) across 1 company since 2025.
Which companies does HEYNEMAN JOHN M JR trade?
HEYNEMAN JOHN M JR has filed SEC Form 4 disclosures for 1 company, including FIBK.
When was HEYNEMAN JOHN M JR's most recent SEC Form 4 filing?
HEYNEMAN JOHN M JR's most recent SEC Form 4 filing on Tracefour is dated Jun 3, 2026.
What is HEYNEMAN JOHN M JR's total buy and sell value in the current window?
Inside the rolling retention window, HEYNEMAN JOHN M JR bought $0 and sold $2.1M based on SEC Form 4 filings.
What was HEYNEMAN JOHN M JR's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 30,432 FIBK shares on 2025-11-21, worth $944K, per SEC Form 4 filings.