KNIFE RIVER CORP

Ticker: KNF CUSIP: 498894104 Class: COMMON STOCK

Asset Management One Co., Ltd.'s Holding History (CIK: 0001068855)

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

Q4 2025

Shares 2,885 Value ($000) $210 Avg Close $70.23 Range $58.72 - $79.11

Q3 2025

Shares 61,049 Value ($000) $4,693 Avg Close $81.68 Range $70.80 - $94.73

Q2 2025

Shares 68,624 Value ($000) $5,602 Avg Close $91.06 Range $76.92 - $103.17

Q1 2025

Shares 54,921 Value ($000) $4,954 Avg Close $97.42 Range $84.15 - $108.83

Q4 2024

Shares 26,252 Value ($000) $2,703 Avg Close $97.72 Range $84.70 - $108.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,885	$210	$70.23	$58.72 - $79.11
Q3 2025	61,049	$4,693	$81.68	$70.80 - $94.73
Q2 2025	68,624	$5,602	$91.06	$76.92 - $103.17
Q1 2025	54,921	$4,954	$97.42	$84.15 - $108.83
Q4 2024	26,252	$2,703	$97.72	$84.70 - $108.39