OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025

Shares 248,239 Value ($000) $20,060 Avg Close $80.23 Range $73.20 - $85.91

Q3 2025

Shares 260,012 Value ($000) $21,313 Avg Close $79.81 Range $73.77 - $85.12

Q2 2025

Shares 164,726 Value ($000) $12,699 Avg Close $76.31 Range $69.94 - $79.78

Q1 2025

Shares 100,876 Value ($000) $8,107 Avg Close $76.90 Range $69.36 - $83.20

Q4 2024

Shares 82,315 Value ($000) $6,078 Avg Close $75.57 Range $70.66 - $85.02

Q3 2024

Shares 63,889 Value ($000) $4,994 Avg Close $83.04 Range $72.06 - $96.51

Q2 2024

Shares 33,557 Value ($000) $2,939 Avg Close $83.59 Range $77.75 - $92.55

Q1 2024

Shares 11,624 Value ($000) $1,004 Avg Close $82.56 Range $76.18 - $94.24

Q4 2023

Shares 19,697 Value ($000) $1,674 Avg Close $72.94 Range $64.95 - $84.21

Q3 2023

Shares 10,776 Value ($000) $818 Avg Close $77.16 Range $70.28 - $86.93

Q2 2023

Shares 5,800 Value ($000) $458 Avg Close $70.21 Range $64.41 - $74.69

Q3 2022

Shares 40,371 Value ($000) $2,484 Avg Close $66.11 Range $56.18 - $75.76

Q2 2022

Shares 34,808 Value ($000) $2,337 Avg Close $57.93 Range $52.29 - $62.99

Q1 2022

Shares 12,027 Value ($000) $752 Avg Close $56.77 Range $53.45 - $64.83

Q1 2021

Shares 6,839 Value ($000) $316 Avg Close $37.61 Range $34.41 - $41.57

Q4 2020

Shares 51,216 Value ($000) $2,182 Avg Close $35.50 Range $31.11 - $38.92

Q3 2020

Shares 63,210 Value ($000) $2,286 Avg Close $33.22 Range $30.66 - $36.11

Q2 2020

Shares 36,416 Value ($000) $1,413 Avg Close $35.99 Range $31.54 - $41.04

Q2 2018

Shares 4,769 Value ($000) $227 Avg Close $36.40 Range $34.04 - $39.53

Q1 2017

Shares 7,110 Value ($000) $269 Avg Close $29.42 Range $27.80 - $31.55

Q1 2016

Shares 7,238 Value ($000) $214 Avg Close $20.54 Range $19.18 - $22.35

Q4 2015

Shares 9,793 Value ($000) $261 Avg Close $19.84 Range $18.55 - $21.13

Q3 2015

Shares 12,372 Value ($000) $322 Avg Close $19.31 Range $18.04 - $20.60

Q4 2013

Shares 9,565 Value ($000) $280 Avg Close $19.79 Range $18.12 - $20.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	248,239	$20,060	$80.23	$73.20 - $85.91
Q3 2025	260,012	$21,313	$79.81	$73.77 - $85.12
Q2 2025	164,726	$12,699	$76.31	$69.94 - $79.78
Q1 2025	100,876	$8,107	$76.90	$69.36 - $83.20
Q4 2024	82,315	$6,078	$75.57	$70.66 - $85.02
Q3 2024	63,889	$4,994	$83.04	$72.06 - $96.51
Q2 2024	33,557	$2,939	$83.59	$77.75 - $92.55
Q1 2024	11,624	$1,004	$82.56	$76.18 - $94.24
Q4 2023	19,697	$1,674	$72.94	$64.95 - $84.21
Q3 2023	10,776	$818	$77.16	$70.28 - $86.93
Q2 2023	5,800	$458	$70.21	$64.41 - $74.69
Q3 2022	40,371	$2,484	$66.11	$56.18 - $75.76
Q2 2022	34,808	$2,337	$57.93	$52.29 - $62.99
Q1 2022	12,027	$752	$56.77	$53.45 - $64.83
Q1 2021	6,839	$316	$37.61	$34.41 - $41.57
Q4 2020	51,216	$2,182	$35.50	$31.11 - $38.92
Q3 2020	63,210	$2,286	$33.22	$30.66 - $36.11
Q2 2020	36,416	$1,413	$35.99	$31.54 - $41.04
Q2 2018	4,769	$227	$36.40	$34.04 - $39.53
Q1 2017	7,110	$269	$29.42	$27.80 - $31.55
Q1 2016	7,238	$214	$20.54	$19.18 - $22.35
Q4 2015	9,793	$261	$19.84	$18.55 - $21.13
Q3 2015	12,372	$322	$19.31	$18.04 - $20.60
Q4 2013	9,565	$280	$19.79	$18.12 - $20.92