OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

CAISSE DE DEPOT ET PLACEMENT DU QUEBEC's Holding History (CIK: 0000898286)

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

Q4 2025

Shares 554,733 Value ($000) $44,828 Avg Close $80.23 Range $73.20 - $85.91

Q3 2025

Shares 555,862 Value ($000) $45,564 Avg Close $79.81 Range $73.77 - $85.12

Q2 2025

Shares 563,973 Value ($000) $43,477 Avg Close $76.31 Range $69.94 - $79.78

Q1 2025

Shares 406,321 Value ($000) $32,656 Avg Close $76.90 Range $69.36 - $83.20

Q4 2024

Shares 223,005 Value ($000) $16,467 Avg Close $75.57 Range $70.66 - $85.02

Q3 2024

Shares 82,961 Value ($000) $6,484 Avg Close $83.04 Range $72.06 - $96.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	554,733	$44,828	$80.23	$73.20 - $85.91
Q3 2025	555,862	$45,564	$79.81	$73.77 - $85.12
Q2 2025	563,973	$43,477	$76.31	$69.94 - $79.78
Q1 2025	406,321	$32,656	$76.90	$69.36 - $83.20
Q4 2024	223,005	$16,467	$75.57	$70.66 - $85.02
Q3 2024	82,961	$6,484	$83.04	$72.06 - $96.51