Senior insider sale
FIRST INTERSTATE BANCSYSTEM INC — senior position signals high conviction
$1.12M
35K shares
What this filing means
HEYNEMAN JOHN M JR plans to sell 35K shares of FIRST INTERSTATE BANCSYSTEM INC valued at approximately $1.12M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 11/12/2025ACC: 0001950047-25-008696
Director10% Owner
Since Feb 2022
35K
Shares to sell
$1.12M
Approx. market value
15K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Distribution from a Trust or an Estate
Stock Swap
12/4/2024
15KTotal acquired15K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
12/4/2024 | Distribution from a Trust or an Estate Stock Swap | 15K | — |
| Total | 15K | ||
Planned & Completed Dispositions2
Completed
—Completed
Units to sell
20K
Market value
$641.3K
11/10/2025
Planned — Approximate Date
NASDAQPlanned
Units to sell
15K
Market value
$482.2K
11/11/2025
Total
Units
35K
Value
$1.12M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
11/10/2025 | 20K | $641.3K | — | Completed |
| Planned — Approximate Date | ||||
11/11/2025 | 15K | $482.2K | NASDAQ | Planned |
| Total | 35K | $1.12M | ||