First Interstate BancSystem Inc
Ownership
Ownership Structure
Who owns First Interstate BancSystem Inc (FIBK)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 83.1% of the shares are freely tradable; institutional investors hold 99.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 14.69 | 13,732,702 | +1.9 | 06/30/2026 |
| State Street Corp | 6.68 | 6,250,817 | +6.1 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 6.18 | 5,783,231 | +2.7 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 5.89 | 5,506,456 | +0.3 | 06/30/2026 |
| First Interstate Bank | 4.93 | 4,614,432 | -0.8 | 06/30/2026 |
| HoldCo Asset Management, L.P. | 4.22 | 3,950,107 | +0.0 | 06/30/2026 |
| Wellington Management Company LLP | 4.03 | 3,768,343 | -2.9 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.00 | 3,738,371 | -3.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.23 | 4,890,798 | +0.0 | 09/30/2026 |
| American Funds SMALLCAP World A | 4.34 | 4,054,228 | +18.4 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Scott James R | 10% Owner | 2,038,296 | 78,882,055 $ | Oct 5, 2026 | indirect |
| Scott Jonathan R | 10% Owner | 807,738 | 31,259,461 $ | Oct 26, 2026 | indirect |
| Scott Julie A | 10% Owner | 484,309 | 18,742,758 $ | Sep 16, 2026 | indirect |
| Shepler Christopher L. | Chief Banking Officer | 13,018 | 503,797 $ | Sep 10, 2026 | direct |
| Lee Jeffery D. | Chief Operations Officer | 5,417 | 209,638 $ | Sep 14, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 26, 2026 | Scott Jonathan R | 10% Owner | Sell | 4,175 | 37.31 | 155,769 |
| Oct 23, 2026 | Scott Jonathan R | 10% Owner | Sell | 825 | 37.00 | 30,525 |
| Oct 22, 2026 | Scott Jonathan R | 10% Owner | Sell | 5,000 | 36.90 | 184,500 |
| Oct 5, 2026 | Scott James R | 10% Owner | Other | 6,990 | 0.00 | – |
| Sep 16, 2026 | Scott Julie A | 10% Owner | Sell | 2,700 | 37.64 | 101,628 |
| Sep 14, 2026 | Lee Jeffery D. | Chief Operations Officer | Other | 5,417 | 0.00 | – |
| Sep 14, 2026 | Scott Jonathan R | 10% Owner | Sell | 8,071 | 37.29 | 300,968 |
| Sep 11, 2026 | Scott Jonathan R | 10% Owner | Sell | 16,929 | 37.03 | 626,881 |
| Sep 10, 2026 | Shepler Christopher L. | Chief Banking Officer | Other | 222 | 36.88 | 8,187 |
| Jul 27, 2026 | Scott Julie A | 10% Owner | Other | 1,350 | 0.00 | – |
| Jul 16, 2026 | Scott Jonathan R | 10% Owner | Sell | 10,000 | 40.30 | 403,000 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.