John M. Heyneman Jr., a director at First Interstate BancSystem Inc. ($FIBK), sold shares on the open market four times in the last year, totaling $2.4 million. His most recent sale occurred on November 21, 2025. These sales rank 3,099th among 11,678 individual insiders by value, below the average of $8.6 million per seller and 6.4 transactions. He made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 21, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 30432 | $31.03 | 1,497,496.0000 | 103,967,257 | 1.99% | 0.03% |
| Nov. 11, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 15000 | $32.14 | 1,522,704.0000 | 103,967,257 | 0.98% | 0.01% |
| Nov. 10, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 20000 | $32.06 | 1,522,704.0000 | 103,967,257 | 1.30% | 0.02% |
| Sept. 9, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | W | Common Stock | 30432 | $0.00 | 1,522,704.0000 | 104,585,964 | 2.04% | 0.03% |
| Sept. 10, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | W | Common Stock | 45154 | $0.00 | 1,537,704.0000 | 104,585,964 | 3.03% | 0.04% |
| Sept. 17, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | W | Common Stock | 67482 | $0.00 | 1,542,704.0000 | 104,585,964 | 4.57% | 0.06% |
| Aug. 14, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 11818 | $30.19 | 1,419,860.0000 | 104,585,964 | 0.83% | 0.01% |
| June 1, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | A | Common Stock | 2946 | $0.00 | 1,431,678.0000 | 104,585,964 | 0.21% | 0.00% |
| Feb. 26, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 250 | $30.52 | 1,428,732.0000 | 104,585,964 | 0.02% | 0.00% |
| Feb. 14, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 1335 | $32.56 | 1,428,982.0000 | 104,585,964 | 0.09% | 0.00% |
| Feb. 6, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | G | Common Stock | 1070 | $0.00 | 1,430,317.0000 | 104,585,964 | 0.07% | 0.00% |
| Feb. 6, 2025 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | G | Common Stock | 1070 | $0.00 | 1,430,317.0000 | 104,585,964 | 0.07% | 0.00% |
| Aug. 23, 2024 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | S | Common Stock | 550 | $30.59 | 1,430,317.0000 | 103,941,626 | 0.04% | 0.00% |
| July 31, 2024 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | G | Common Stock | 2300 | $0.00 | 1,430,867.0000 | 103,941,626 | 0.16% | 0.00% |
| July 31, 2024 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | G | Common Stock | 2300 | $0.00 | 1,430,867.0000 | 103,941,626 | 0.16% | 0.00% |
| June 1, 2024 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | A | Common Stock | 3014 | $0.00 | 1,430,867.0000 | 103,941,626 | 0.21% | 0.00% |
| June 1, 2023 | FIRST INTERSTATE BANCSYSTEM INC | $FIBK | HEYNEMAN JOHN M JR | Director | A | Class A Common Stock | 3401 | $0.00 | 1,426,963.0000 | 0 | 0.24% | 0.00% |