John M Heyneman JR
Insider
First SEC filing: June 3, 2026 · Latest: June 3, 2026
Insider at
Insider transactions
0 buys (P)
2 sells (S)
Net: $-1,123,300
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 1, 2026 | FIBK | A | 2,247 | · | · | 7,471 Direct | +43.01% | Acquired | (price as of 2026-10-06) |
| Nov. 11, 2025 | FIBK | S | 15,000 | $32.14 | $482,100 | 30,154 Indirect | -33.22% | Disposed | 10.5% (price as of 2026-10-06) |
| Nov. 10, 2025 | FIBK | S | 20,000 | $32.06 | $641,200 | 47,482 Indirect | -29.64% | Disposed | 10.8% (price as of 2026-10-06) |
| Sept. 17, 2025 | FIBK | W | 67,482 | · | · | 67,482 Indirect | · | Acquired | (price as of 2026-10-06) |
| Sept. 10, 2025 | FIBK | W | 45,154 | · | · | 45,154 Indirect | · | Acquired | (price as of 2026-10-06) |
| Sept. 9, 2025 | FIBK | W | 30,432 | · | · | 1,445,068 Indirect | +2.15% | Acquired | (price as of 2026-10-06) |
| Dec. 14, 2021 | FIBK | G | 650 | · | · | 650 Indirect | · | Acquired | (price as of 2026-10-06) |
| Dec. 14, 2021 | FIBK | S | 180 | $40.96 | $7,373 | 470 Indirect | -27.69% | Disposed | -13.3% (price as of 2026-10-06) |
| Dec. 14, 2021 | FIBK | G | 325 | · | · | 325 Indirect | · | Acquired | (price as of 2026-10-06) |
| Dec. 14, 2021 | FIBK | G | 650 | · | · | 650 Indirect | · | Acquired | (price as of 2026-10-06) |
| June 1, 2021 | FIBK | A | 1,168 | $47.07 | $54,978 | 6,814 Direct | +20.69% | Acquired | -24.5% (price as of 2026-10-06) |
| March 5, 2021 | FIBK | G | 1,625 | · | · | 5,646 Direct | -22.35% | Disposed | (price as of 2026-10-06) |
| June 1, 2020 | FIBK | A | 1,440 | $31.25 | $45,000 | 7,271 Direct | +24.70% | Acquired | 13.7% (price as of 2026-10-06) |
| June 3, 2019 | FIBK | A | 1,219 | $37.06 | $45,176 | 5,831 Direct | +26.43% | Acquired | -4.2% (price as of 2026-10-06) |
| June 1, 2018 | FIBK | A | 572 | $43.65 | $24,968 | 4,612 Direct | +14.16% | Acquired | -18.6% (price as of 2026-10-06) |
| May 30, 2018 | FIBK | S | 2,000 | $43.98 | $87,960 | 4,040 Direct | -33.11% | Disposed | -19.2% (price as of 2026-10-06) |
| Dec. 15, 2016 | FIBK | G | 16,737 | · | · | 139,921 Indirect | +13.59% | Acquired | (price as of 2026-10-06) |
| Dec. 12, 2016 | FIBK | S | 1,000 | $41.87 | $41,870 | 6,040 Direct | -14.20% | Disposed | -15.2% (price as of 2026-10-06) |
| Nov. 25, 2016 | FIBK | S | 2,000 | $37.35 | $74,700 | 7,040 Direct | -22.12% | Disposed | -4.9% (price as of 2026-10-06) |
| Nov. 3, 2016 | FIBK | M | 4,428 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Nov. 3, 2016 | FIBK | F | 2,959 | $31.15 | $92,173 | 9,040 Direct | -24.66% | Disposed | 14.0% (price as of 2026-10-06) |
| Nov. 3, 2016 | FIBK | M | 4,428 | $20.82 | $92,191 | 11,999 Direct | +58.49% | Acquired | 70.6% (price as of 2026-10-06) |
| Sept. 8, 2016 | FIBK | M | 5,801 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Sept. 8, 2016 | FIBK | F | 2,540 | $31.05 | $78,867 | 7,571 Direct | -25.12% | Disposed | 14.4% (price as of 2026-10-06) |
| Sept. 8, 2016 | FIBK | M | 5,801 | $13.60 | $78,894 | 10,111 Direct | +134.59% | Acquired | 161.2% (price as of 2026-10-06) |
| Aug. 24, 2016 | FIBK | M | 3,094 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Aug. 24, 2016 | FIBK | M | 1,972 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Aug. 24, 2016 | FIBK | F | 2,405 | $30.09 | $72,366 | 4,310 Direct | -35.82% | Disposed | 18.0% (price as of 2026-10-06) |
| Aug. 24, 2016 | FIBK | M | 3,094 | $13.25 | $40,996 | 6,715 Direct | +85.45% | Acquired | 168.1% (price as of 2026-10-06) |
| Aug. 24, 2016 | FIBK | M | 1,972 | $15.91 | $31,375 | 3,621 Direct | +119.59% | Acquired | 123.3% (price as of 2026-10-06) |
| May 21, 2014 | FIBK | A | 861 | $25.24 | $21,732 | 861 Direct | · | Acquired | 40.7% (price as of 2026-10-06) |
| May 22, 2013 | FIBK | A | 4,428 | $20.82 | $92,191 | 4,428 Direct | · | Acquired | 70.6% (price as of 2026-10-06) |
| Jan. 2, 2013 | FIBK | S 10b5-1 | 14,803 | $15.44 | $228,558 | 0 Indirect | -100.00% | Disposed | 130.1% (price as of 2026-10-06) |
| Nov. 9, 2012 | FIBK | C | 14,803 | · | · | 123,184 Indirect | -10.73% | Disposed | (price as of 2026-10-06) |
| Nov. 9, 2012 | FIBK | C | 14,803 | · | · | 14,803 Indirect | · | Acquired | (price as of 2026-10-06) |
| June 25, 2012 | FIBK | S 10b5-1 | 600 | $14.00 | $8,400 | 0 Indirect | -100.00% | Disposed | 153.7% (price as of 2026-10-06) |
| June 22, 2012 | FIBK | S 10b5-1 | 6,140 | $14.19 | $87,127 | 600 Indirect | -91.10% | Disposed | 150.3% (price as of 2026-10-06) |
| June 21, 2012 | FIBK | S 10b5-1 | 8,060 | $14.02 | $113,001 | 6,740 Indirect | -54.46% | Disposed | 153.4% (price as of 2026-10-06) |
| May 23, 2012 | FIBK | A | 5,801 | $13.60 | $78,894 | 5,801 Direct | · | Acquired | 161.2% (price as of 2026-10-06) |
| May 3, 2012 | FIBK | C | 14,800 | · | · | 138,987 Indirect | -9.62% | Disposed | (price as of 2026-10-06) |
| May 3, 2012 | FIBK | C | 14,800 | · | · | 14,800 Indirect | · | Acquired | (price as of 2026-10-06) |
| May 3, 2012 | FIBK | C | 14,800 | · | · | 137,987 Indirect | -9.69% | Disposed | (price as of 2026-10-06) |
| May 3, 2012 | FIBK | C | 14,800 | · | · | 14,800 Indirect | · | Acquired | (price as of 2026-10-06) |
| March 8, 2012 | FIBK | W | 29,603 | · | · | 152,787 Indirect | +24.03% | Acquired | (price as of 2026-10-06) |
| May 24, 2011 | FIBK | A | 3,094 | $13.25 | $40,996 | 3,094 Direct | · | Acquired | 168.1% (price as of 2026-10-06) |
| Sept. 30, 2004 | FIBK | J | 21,459 | $54.50 | $1,169,516 | 21,459 Indirect | · | Acquired | -34.8% (price as of 2026-10-06) |
| Sept. 30, 2004 | FIBK | J | 21,459 | $54.50 | $1,169,516 | 21,459 Indirect | · | Acquired | -34.8% (price as of 2026-10-06) |
| Sept. 30, 2004 | FIBK | J | 21,459 | $54.50 | $1,169,516 | 21,459 Indirect | · | Acquired | -34.8% (price as of 2026-10-06) |
| Sept. 30, 2004 | FIBK | J | 21,459 | $54.50 | $1,169,516 | 21,459 Indirect | · | Acquired | -34.8% (price as of 2026-10-06) |
| Sept. 30, 2004 | FIBK | J | 21,459 | $54.50 | $1,169,516 | 21,459 Indirect | · | Acquired | -34.8% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 673 | $46.00 | $30,958 | 0 Direct | -100.00% | Disposed | -22.8% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 746 | $44.00 | $32,824 | 0 Direct | -100.00% | Disposed | -19.3% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 609 | $44.00 | $26,796 | 0 Direct | -100.00% | Disposed | -19.3% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 834 | $42.00 | $35,028 | 0 Direct | -100.00% | Disposed | -15.4% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 110 | $42.00 | $4,620 | 0 Direct | -100.00% | Disposed | -15.4% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 673 | $46.00 | $30,958 | 3,750 Direct | +21.87% | Acquired | -22.8% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 1,355 | $44.00 | $59,620 | 3,077 Direct | +78.69% | Acquired | -19.3% (price as of 2026-10-06) |
| Aug. 4, 2004 | FIBK | M | 944 | $42.00 | $39,648 | 1,722 Direct | +121.34% | Acquired | -15.4% (price as of 2026-10-06) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Dec. 15, 2016 | FIBK | Class B Common Stock [F2] | Class A Common Stock | $0.00 | · | 16,737 | Acquired |
| Nov. 3, 2016 | FIBK | Stock Options (Right to Buy) | Class A Common Stock | $20.82 | May 22, 2013 | 4,428 | Disposed |
| Sept. 8, 2016 | FIBK | Stock Options (Right to Buy) | Class A Common Stock | $13.60 | May 23, 2022 | 5,801 | Disposed |
| Aug. 24, 2016 | FIBK | Stock Options (Right to Buy) | Class A Common Stock | $13.25 | May 24, 2021 | 3,094 | Disposed |
| Aug. 24, 2016 | FIBK | Stock Options (Right to Buy) | Class A Common Stock | $15.91 | May 7, 2020 | 1,972 | Disposed |
| May 22, 2013 | FIBK | Stock Options [F1] | Class A Common Stock | $20.82 | May 22, 2023 | 4,428 | Acquired |
| Nov. 9, 2012 | FIBK | Class B Common Stock [F1] | Class A Common Stock | $0.00 | Dec. 31, 2029 | 14,803 | Disposed |
| May 23, 2012 | FIBK | Stock Options [F1] | Class A Common Stock | $13.60 | May 23, 2022 | 5,801 | Acquired |
| May 3, 2012 | FIBK | Class B Common Stock [F1] | Class A Common Stock | $0.00 | Dec. 31, 2029 | 14,800 | Disposed |
| May 3, 2012 | FIBK | Class B Common Stock [F1] | Class A Common Stock | $0.00 | Dec. 31, 2029 | 14,800 | Disposed |
| March 8, 2012 | FIBK | Class B Common Stock [F1] | Class A Common Stock | $0.00 | Dec. 31, 2029 | 29,603 | Acquired |
| May 24, 2011 | FIBK | Stock Options [F1] | Class A Common Stock | $13.25 | May 24, 2021 | 3,094 | Acquired |
| Aug. 4, 2004 | FIBK | Stock Options | Common Stock | $46.00 | June 2, 2013 | 673 | Disposed |
| Aug. 4, 2004 | FIBK | Stock Options | Common Stock | $44.00 | Aug. 15, 2011 | 746 | Disposed |
| Aug. 4, 2004 | FIBK | Stock Options | Common Stock | $44.00 | May 16, 2012 | 609 | Disposed |
| Aug. 4, 2004 | FIBK | Stock Options | Common Stock | $42.00 | May 31, 2010 | 834 | Disposed |
| Aug. 4, 2004 | FIBK | Stock Options | Common Stock | $42.00 | March 15, 2009 | 110 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 11, 2010 | FIBK | Stock Options [F1] | 1,972 | Direct |
| May 11, 2010 | FIBK | Class B Common Stock [F2] | 15,000 | Direct |
| May 11, 2010 | FIBK | Class B Common Stock [F2] | 123,184 | Indirect |
| May 11, 2010 | FIBK | Class B Common Stock [F2] | 3,232 | Indirect |
| May 11, 2010 | FIBK | Class B Common Stock [F2,F4] | 1,155,792 | Indirect |