FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 8 Value ($000) $0 Avg Close $32.13 Range $28.33 - $35.91

Q3 2025

Shares 19 Value ($000) $1 Avg Close $30.08 Range $26.44 - $33.09

Q2 2025

Shares 35 Value ($000) $1 Avg Close $25.62 Range $21.60 - $28.14

Q1 2025

Shares 200 Value ($000) $6 Avg Close $28.99 Range $25.84 - $31.59

Q4 2024

Shares 180 Value ($000) $6 Avg Close $30.02 Range $26.60 - $34.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8	$0	$32.13	$28.33 - $35.91
Q3 2025	19	$1	$30.08	$26.44 - $33.09
Q2 2025	35	$1	$25.62	$21.60 - $28.14
Q1 2025	200	$6	$28.99	$25.84 - $31.59
Q4 2024	180	$6	$30.02	$26.60 - $34.12