KNIFE RIVER CORP

Ticker: KNF CUSIP: 498894104 Class: COMMON STOCK

SUMMIT SECURITIES GROUP LLC's Holding History (CIK: 0001531593)

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

Q2 2025

Shares 783 Value ($000) $64 Avg Close $91.06 Range $76.92 - $103.17

Q1 2025

Shares 2,389 Value ($000) $216 Avg Close $97.42 Range $84.15 - $108.83

Q3 2023

Shares 1,200 Value ($000) $0 Avg Close $47.47 Range $41.53 - $53.26

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	783	$64	$91.06	$76.92 - $103.17
Q1 2025	2,389	$216	$97.42	$84.15 - $108.83
Q3 2023	1,200	$0	$47.47	$41.53 - $53.26