AI Holders Summary · Q1 2026

299 institutions reported FIBK in Q1 2026. BlackRock, Inc. leads at 19.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$450M13.5M0.01%Q1 2026 02

STATE STREET CORP

CIK 0000093751

$197M5.9M0.01%Q1 2026 03

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$188M5.6M0.04%Q1 2026 04

Vanguard Portfolio Management

CIK 0002100121· Index

$183M5.5M0.01%Q1 2026 05

FIRST INTERSTATE BANK

CIK 0001125727

$178M4.6M9.28%Q2 2026 06

HoldCo Asset Management, LP

CIK 0001724246

$132M4.0M9.82%Q1 2026 07

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$130M3.9M0.02%Q1 2026 08

FMR LLC

CIK 0000315066

$129M3.9M0.01%Q1 2026 09

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$129M3.9M0.00%Q1 2026 10

Capital International Investors

CIK 0001562230

$77M2.3M0.02%Q1 2026 11

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$74M2.2M0.00%Q1 2026 12

VICTORY CAPITAL MANAGEMENT INC

CIK 0001040188

$70M2.1M0.04%Q1 2026 13

FRANKLIN RESOURCES INC

CIK 0000038777

$63M1.9M0.02%Q1 2026 14

BANK OF AMERICA CORP /DE/

CIK 0000070858

$59M1.8M0.00%Q1 2026 15

UBS Group AG

CIK 0001610520

$59M1.8M0.01%Q1 2026 16

Delaware Management Holdings, Inc.

CIK 0000921739

$57M1.7M0.10%Q1 2026 17

JPMORGAN CHASE & CO

CIK 0000019617

$56M1.7M0.00%Q1 2026 18

MORGAN STANLEY

CIK 0000895421

$51M1.5M0.00%Q1 2026 19

JENNISON ASSOCIATES LLC

CIK 0000053417

$47M1.4M0.03%Q4 2025 20

MASSACHUSETTS FINANCIAL SERVICES CO /MA/

CIK 0000912938

$43M1.3M0.01%Q1 2026

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