KNIFE RIVER CORP

Ticker: KNF CUSIP: 498894104 Class: COMMON STOCK

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2025
Shares 55,909 Value ($000) $3,933 Avg Close $70.23 Range $58.72 - $79.11
Q3 2025
Shares 55,909 Value ($000) $4,298 Avg Close $81.68 Range $70.80 - $94.73
Q2 2025
Shares 55,909 Value ($000) $4,564 Avg Close $91.06 Range $76.92 - $103.17
Q1 2025
Shares 56,749 Value ($000) $5,119 Avg Close $97.42 Range $84.15 - $108.83
Q4 2024
Shares 59,936 Value ($000) $6,092 Avg Close $97.72 Range $84.70 - $108.39
Q3 2024
Shares 61,480 Value ($000) $5,496 Avg Close $78.08 Range $67.22 - $93.77
Q2 2024
Shares 61,605 Value ($000) $4,321 Avg Close $74.70 Range $66.13 - $83.78
Q1 2024
Shares 61,605 Value ($000) $4,995 Avg Close $70.17 Range $61.50 - $81.38
Q4 2023
Shares 63,105 Value ($000) $4,176 Avg Close $56.89 Range $46.51 - $67.43
Q3 2023
Shares 61,355 Value ($000) $2,996 Avg Close $47.47 Range $41.53 - $53.26
Q2 2023
Shares 48,026 Value ($000) $2,089 Avg Close $44.43 Range $36.48 - $49.19