KNIFE RIVER CORP

Ticker: KNF CUSIP: 498894104 Class: COMMON STOCK

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2025

Shares 1,189 Value ($000) $107 Avg Close $97.42 Range $84.15 - $108.83

Q2 2024

Shares 139 Value ($000) $10 Avg Close $74.70 Range $66.13 - $83.78

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	1,189	$107	$97.42	$84.15 - $108.83
Q2 2024	139	$10	$74.70	$66.13 - $83.78