Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 33 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

33 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 2, 2022 FIBK P 300 $36.80 $11,040 6,845 Direct +4.58% Acquired -2.2% (price as of 2026-10-02)
Feb. 2, 2022 FIBK P 700 $36.79 $25,753 6,545 Direct +11.98% Acquired -2.1% (price as of 2026-10-02)
Nov. 26, 2021 FIBK P 500 $40.59 $20,295 5,845 Direct +9.35% Acquired -11.3% (price as of 2026-10-02)
Nov. 24, 2021 FIBK P 500 $43.24 $21,620 5,345 Direct +10.32% Acquired -16.7% (price as of 2026-10-02)
March 3, 2021 FIBK S 1,000 $47.94 $47,940 2,721 Direct -26.87% Disposed -24.9% (price as of 2026-10-02)
Feb. 22, 2021 FIBK S 500 $44.94 $22,470 3,721 Direct -11.85% Disposed -19.9% (price as of 2026-10-02)
Nov. 16, 2020 FIBK S 1,807 $39.89 $72,081 4,221 Direct -29.98% Disposed -9.8% (price as of 2026-10-02)
Nov. 9, 2020 FIBK S 2,000 $38.57 $77,140 6,028 Direct -24.91% Disposed -6.7% (price as of 2026-10-02)
June 3, 2020 FIBK S 1,440 $32.42 $46,685 8,028 Direct -15.21% Disposed 11.0% (price as of 2026-10-02)
Dec. 11, 2019 FIBK S 4,902 $42.00 $205,884 8,028 Direct -37.91% Disposed -14.3% (price as of 2026-10-02)
Dec. 10, 2019 FIBK S 98 $42.00 $4,116 12,930 Direct -0.75% Disposed -14.3% (price as of 2026-10-02)
Dec. 10, 2019 FIBK S 98 $42.00 $4,116 12,929 Direct -0.75% Disposed -14.3% (price as of 2026-10-02)
Nov. 1, 2019 FIBK S 900 $42.95 $38,655 13,027 Direct -6.46% Disposed -16.2% (price as of 2026-10-02)
Nov. 1, 2019 FIBK S 100 $42.94 $4,294 13,927 Direct -0.71% Disposed -16.2% (price as of 2026-10-02)
Sept. 12, 2019 FIBK S 3,000 $40.60 $121,800 14,027 Direct -17.62% Disposed -11.3% (price as of 2026-10-02)
Sept. 5, 2019 FIBK S 1,219 $39.27 $47,870 17,027 Direct -6.68% Disposed -8.3% (price as of 2026-10-02)
Sept. 5, 2019 FIBK S 1,219 $39.80 $48,516 17,027 Direct -6.68% Disposed -9.5% (price as of 2026-10-02)
March 13, 2019 FIBK S 2,204 $42.13 $92,855 17,027 Direct -11.46% Disposed -14.6% (price as of 2026-10-02)
Aug. 21, 2018 FIBK S 4,000 $45.91 $183,640 17,599 Direct -18.52% Disposed -21.6% (price as of 2026-10-02)
May 9, 2018 FIBK S 1,000 $41.80 $41,800 21,027 Direct -4.54% Disposed -13.9% (price as of 2026-10-02)
Dec. 12, 2017 FIBK S 2,000 $39.61 $79,220 21,028 Direct -8.69% Disposed -9.1% (price as of 2026-10-02)
Nov. 2, 2017 FIBK S 1,500 $38.85 $58,275 23,028 Direct -6.12% Disposed -7.3% (price as of 2026-10-02)
Sept. 14, 2017 FIBK S 500 $35.57 $17,785 24,528 Direct -2.00% Disposed 1.2% (price as of 2026-10-02)
Aug. 4, 2016 FIBK S 1,545 $29.15 $45,037 23,012 Direct -6.29% Disposed 23.5% (price as of 2026-10-02)
May 15, 2013 FIBK S 3,500 $20.40 $71,400 0 Indirect -100.00% Disposed 76.5% (price as of 2026-10-02)
Feb. 5, 2013 FIBK S 3,700 $17.32 $64,084 0 Indirect -100.00% Disposed 107.9% (price as of 2026-10-02)
Aug. 31, 2010 FIBK P 700 $11.40 $7,980 3,700 Indirect +23.33% Acquired 215.8% (price as of 2026-10-02)
Aug. 31, 2010 FIBK P 1,000 $11.47 $11,470 3,000 Indirect +50.00% Acquired 213.9% (price as of 2026-10-02)
Aug. 31, 2010 FIBK P 1,500 $11.40 $17,100 3,500 Indirect +75.00% Acquired 215.8% (price as of 2026-10-02)
Aug. 13, 2010 FIBK P 2,000 $12.38 $24,760 2,000 Indirect · Acquired 190.8% (price as of 2026-10-02)
Aug. 13, 2010 FIBK P 440 $12.35 $5,434 2,000 Indirect +28.21% Acquired 191.5% (price as of 2026-10-02)
Aug. 13, 2010 FIBK P 1,560 $12.37 $19,297 1,560 Indirect · Acquired 191.0% (price as of 2026-10-02)
Sept. 30, 2009 FIBK P 3,500 $60.00 $210,000 3,868 Direct +951.09% Acquired -40.0% (price as of 2026-10-02)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Feb. 4, 2019 FIBK Stock Options (Right to Buy) Class A Common Stock (1,632) $15.91 May 7, 2020 1,632 Disposed
Feb. 5, 2018 FIBK Stock Options (Right to Buy) Class A Common Stock (340) $15.91 May 7, 2020 340 Disposed
Feb. 5, 2018 FIBK Class B Common Stock [F2] Class A Common Stock (660) $0.00 · 660 Disposed
Feb. 5, 2018 FIBK Class B Common Stock [F2] Class A Common Stock (660) $0.00 · 660 Acquired
Feb. 5, 2018 FIBK Stock Options (Right to Buy) Class B Common Stock (660) $15.25 May 15, 2019 660 Disposed
June 7, 2017 FIBK Clas B Common Stock [F1] Class A Common Stock (1,300) $0.00 · 1,300 Disposed
June 7, 2017 FIBK Class B Common Stock [F1] Class A Common Stock (1,300) $0.00 · 1,300 Acquired
June 7, 2017 FIBK Stock Options (Right to Buy) Class B Common Stock (1,300) $15.25 May 15, 2019 1,300 Disposed
June 7, 2017 FIBK Class B Common Stock [F1] Class A Common Stock (1,300) $0.00 · 1,300 Disposed
June 7, 2017 FIBK Class B Common Stock [F1] Class A Common Stock (1,300) $0.00 · 1,300 Acquired
June 7, 2017 FIBK Stock Options (Right to Buy) Class B Common Stock (1,300) $15.25 May 15, 2019 1,300 Disposed
Feb. 13, 2013 FIBK Class B Common Stock [F1] Class A Common Stock (15,472) $0.00 Dec. 31, 2029 15,472 Disposed
May 7, 2010 FIBK Stock Options [F3] Class A Common Stock [F1] (1,972) $15.91 May 7, 2020 1,972 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
May 18, 2009 FIBK Common Stock 302 Direct
May 18, 2009 FIBK Stock Options→ Common Stock (490) 490 Direct