BLACK HILLS CORP

Ticker: BKH CUSIP: 092113109 Class: COM

Citizens Business Bank's Holding History (CIK: 0001948632)

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

Q2 2016
Shares 3,500 Value ($000) $221 Avg Close $42.44 Range $39.39 - $44.88
Q1 2016
Shares 3,500 Value ($000) $210 Avg Close $37.32 Range $31.07 - $42.88
Q1 2015
Shares 4,500 Value ($000) $227 Avg Close $34.02 Range $32.42 - $35.85
Q4 2014
Shares 4,500 Value ($000) $239 Avg Close $35.24 Range $31.42 - $38.13
Q3 2014
Shares 6,500 Value ($000) $311 Avg Close $35.67 Range $31.93 - $41.13
Q2 2014
Shares 6,500 Value ($000) $399 Avg Close $38.31 Range $36.56 - $40.65
Q1 2014
Shares 7,400 Value ($000) $427 Avg Close $36.15 Range $33.35 - $38.82
Q4 2013
Shares 7,400 Value ($000) $389 Avg Close $33.02 Range $30.45 - $35.53
Q3 2013
Shares 7,400 Value ($000) $369 Avg Close $32.70 Range $30.21 - $35.44
Q2 2013
Shares 8,400 Value ($000) $410 Avg Close $30.15 Range $27.57 - $32.51
Q1 2013
Shares 8,400 Value ($000) $370 Avg Close $26.01 Range $23.33 - $28.29
Q4 2012
Shares 8,400 Value ($000) $305 Avg Close — Range —