Boschee Ryan J. 4

What Happened

• Ryan J. Boschee, Chief Credit Officer of First Interstate BancSystem, was granted 2,247 restricted stock units (RSUs) on June 1, 2026. The Form 4 records the award at $0.00 per share (no cash exchanged) — an equity grant rather than a market purchase or sale.

Key Details

• Transaction date: June 1, 2026; filing date: June 3, 2026 (Form 4 accession 0002129338-26-000007).
• Grant: 2,247 RSUs, reported at $0.00 per share (code A = award/grant).
• Shares owned after the transaction: not specified in the filing.
• Footnote: RSUs are issuable upon vesting under the registrant's 2023 Equity and Incentive Plan. The award vests on June 1, 2029, subject to continued employment through the vesting date.
• Timeliness: filing appears timely (reported within two business days of the transaction).

Context

• RSUs are restricted stock units that convert to company shares only upon vesting; they do not represent immediately tradable shares. Such awards are routine executive compensation and do not, by themselves, indicate a buy/sell signal.