Richard A Dorn
CIK 1198513 · View on SEC EDGAR ↗
First SEC filing: Sept. 30, 2005 · Latest: Sept. 30, 2005
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Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 30, 2008 | FIBK | P | 125 | $77.00 | $9,625 | 4,733 Direct | +2.71% | Acquired | -50.9% (price as of 2026-08-20) |
| Sept. 28, 2007 | FIBK | P | 175 | $86.75 | $15,181 | 4,608 Direct | +3.95% | Acquired | -56.4% (price as of 2026-08-20) |
| Sept. 29, 2006 | FIBK | P | 200 | $77.25 | $15,450 | 4,433 Direct | +4.72% | Acquired | -51.1% (price as of 2026-08-20) |
| Sept. 29, 2005 | FIBK | P | 500 | $65.50 | $32,750 | 4,100 Direct | +13.89% | Acquired | -42.3% (price as of 2026-08-20) |
| Sept. 27, 2004 | FIBK | P | 600 | $54.50 | $32,700 | 3,600 Direct | +20.00% | Acquired | -30.7% (price as of 2026-08-20) |
| Sept. 30, 2003 | FIBK | P | 300 | $47.00 | $14,100 | 3,000 Direct | +11.11% | Acquired | -19.6% (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| May 9, 2008 | FIBK | Stock Options [F1] | Common Stock (626) | $83.50 | May 9, 2018 | 626 | Acquired |
| May 4, 2007 | FIBK | Stock Options [F2] | Common Stock (501) | $89.00 | May 4, 2017 | 501 | Acquired |
| May 4, 2007 | FIBK | Stock Options [F1] | Common Stock (480) | $89.00 | May 4, 2017 | 480 | Acquired |
| May 4, 2007 | FIBK | Stock Options [F3] | Common Stock (501) | $89.00 | May 4, 2017 | 501 | Acquired |
| May 4, 2007 | FIBK | Stock Options [F2] | Common Stock (480) | $89.00 | May 4, 2017 | 480 | Acquired |
| May 5, 2006 | FIBK | Stock Options [F2] | Common Stock (538) | $71.00 | May 5, 2016 | 538 | Acquired |
| May 9, 2005 | FIBK | Stock Options [F2] | Common Stock (552) | $63.00 | May 9, 2015 | 552 | Acquired |
| May 9, 2005 | FIBK | Stock Options [F1] | Common Stock (555) | $63.00 | May 9, 2015 | 555 | Acquired |
| May 27, 2004 | FIBK | Stock Options | Common Stock (600) | $52.50 | May 27, 2014 | 600 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).