BLACK HILLS CORP

CUSIP: 092113125 Class: UNIT 99/99/9999

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q3 2018
Shares 354 Value ($000) $22 Avg Close — Range —
Q1 2018
Shares 40 Value ($000) $2 Avg Close — Range —
Q4 2017
Shares 384 Value ($000) $25 Avg Close — Range —
Q3 2017
Shares 148 Value ($000) $11 Avg Close — Range —
Q2 2017
Shares 242 Value ($000) $18 Avg Close — Range —
Q4 2016
Shares 759 Value ($000) $52 Avg Close — Range —
Q3 2016
Shares 591 Value ($000) $41 Avg Close — Range —
Q2 2016
Shares 1,203 Value ($000) $84 Avg Close — Range —
Q1 2016
Shares 738 Value ($000) $50 Avg Close — Range —