KNIFE RIVER CORP

Ticker: KNF CUSIP: 498894104 Class: COMMON STOCK

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2025

Shares 95,348 Value ($000) $6,708 Avg Close $70.23 Range $58.72 - $79.11

Q3 2025

Shares 81,899 Value ($000) $6,296 Avg Close $81.68 Range $70.80 - $94.73

Q2 2025

Shares 27,465 Value ($000) $2,242 Avg Close $91.06 Range $76.92 - $103.17

Q1 2025

Shares 17,375 Value ($000) $1,567 Avg Close $97.42 Range $84.15 - $108.83

Q4 2024

Shares 16,915 Value ($000) $1,719 Avg Close $97.72 Range $84.70 - $108.39

Q3 2024

Shares 17,065 Value ($000) $1,525 Avg Close $78.08 Range $67.22 - $93.77

Q2 2024

Shares 27,265 Value ($000) $1,912 Avg Close $74.70 Range $66.13 - $83.78

Q1 2024

Shares 27,190 Value ($000) $2,205 Avg Close $70.17 Range $61.50 - $81.38

Q4 2023

Shares 27,190 Value ($000) $1,799 Avg Close $56.89 Range $46.51 - $67.43

Q3 2023

Shares 26,690 Value ($000) $1,303 Avg Close $47.47 Range $41.53 - $53.26

Q2 2023

Shares 20,690 Value ($000) $900 Avg Close $44.43 Range $36.48 - $49.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	95,348	$6,708	$70.23	$58.72 - $79.11
Q3 2025	81,899	$6,296	$81.68	$70.80 - $94.73
Q2 2025	27,465	$2,242	$91.06	$76.92 - $103.17
Q1 2025	17,375	$1,567	$97.42	$84.15 - $108.83
Q4 2024	16,915	$1,719	$97.72	$84.70 - $108.39
Q3 2024	17,065	$1,525	$78.08	$67.22 - $93.77
Q2 2024	27,265	$1,912	$74.70	$66.13 - $83.78
Q1 2024	27,190	$2,205	$70.17	$61.50 - $81.38
Q4 2023	27,190	$1,799	$56.89	$46.51 - $67.43
Q3 2023	26,690	$1,303	$47.47	$41.53 - $53.26
Q2 2023	20,690	$900	$44.43	$36.48 - $49.19