Home/SEC 13D/G/FIBKSEC 13D/GFIBK - First Interstate BancSystem, Inc. - SEC Filing Update (07-AUG-2026) | ThinkSabio - Stocks Simplified$FIBK$37.56▲ 6.37% YTDFinancial ServicesAug 7, 2026 · ThinkSabio BlogSEC Filing Update: #FIBK First Interstate BancSystem, Inc. : $37.56 Sector: Financial Services | YTD: 🔼+ 6.37% The SEC disclosed Today (07-AUG-2026) that STATE STREET CORP has INCREASED #FIBK Shares by 6.10% 🟢 * Previous Holdings: 5.89M Shares * Current Holdings: 6.25M Shares * Increase+359.55K * Increased(%)+6.10% * Ownership: 6.4% * Estimated Investment Value: $13.67M https://www.thinksabio.com/reports/isr/FIBK The quarterly average prices of #FIBK: Q3 2025: $31.11 Q4 2025: $32.67 Q1 2026: $35.76 Share this post🔗Copy Link💬 Comments Loading comments…Leave a commentPost Comment← All PostsMore SEC 13D/G