OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

CENTRAL TRUST Co's Holding History (CIK: 0000044365)

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

Q4 2018
Shares 200 Value ($000) $10 Avg Close $39.10 Range $36.10 - $42.66
Q3 2018
Shares 200 Value ($000) $10 Avg Close $39.34 Range $38.11 - $40.62
Q2 2018
Shares 200 Value ($000) $10 Avg Close $36.40 Range $34.04 - $39.53
Q1 2018
Shares 200 Value ($000) $9 Avg Close $33.54 Range $29.25 - $35.88
Q4 2017
Shares 400 Value ($000) $18 Avg Close $36.46 Range $34.36 - $38.83
Q3 2017
Shares 400 Value ($000) $17 Avg Close $32.68 Range $30.48 - $35.27
Q2 2017
Shares 400 Value ($000) $16 Avg Close $30.80 Range $28.67 - $32.99
Q1 2017
Shares 400 Value ($000) $15 Avg Close $29.42 Range $27.80 - $31.55
Q4 2016
Shares 600 Value ($000) $24 Avg Close $28.65 Range $25.36 - $32.91
Q4 2015
Shares 217 Value ($000) $6 Avg Close $19.84 Range $18.55 - $21.13
Q3 2015
Shares 217 Value ($000) $6 Avg Close $19.31 Range $18.04 - $20.60
Q2 2015
Shares 217 Value ($000) $6 Avg Close $20.75 Range $19.00 - $23.54
Q1 2015
Shares 217 Value ($000) $7 Avg Close $22.79 Range $21.77 - $24.03
Q4 2014
Shares 217 Value ($000) $7 Avg Close $20.92 Range $18.69 - $23.28
Q3 2014
Shares 217 Value ($000) $6 Avg Close $19.83 Range $18.79 - $21.21
Q2 2014
Shares 813 Value ($000) $25 Avg Close $20.19 Range $18.95 - $21.44
Q1 2014
Shares 217 Value ($000) $7 Avg Close $20.25 Range $18.41 - $21.88
Q4 2013
Shares 217 Value ($000) $6 Avg Close $19.79 Range $18.12 - $20.92
Q3 2013
Shares 217 Value ($000) $6 Avg Close $19.36 Range $17.47 - $21.33
Q2 2013
Shares 217 Value ($000) $6 Avg Close $19.62 Range $17.73 - $21.00