BLACK HILLS CORP

Ticker: BKH CUSIP: 092113109 Class: COM

Winthrop Partners - WNY, LLC's Holding History (CIK: 0001734109)

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

Q1 2019

Shares 2,000 Value ($000) $146,400 Avg Close $52.65 Range $46.35 - $57.40

Q4 2018

Shares 2,000 Value ($000) $125,560 Avg Close $47.68 Range $43.15 - $52.00

Q3 2018

Shares 2,000 Value ($000) $116,180 Avg Close $45.23 Range $42.66 - $48.12

Q2 2018

Shares 2,000 Value ($000) $122,420 Avg Close $42.43 Range $39.15 - $46.25

Q1 2018

Shares 2,000 Value ($000) $107,280 Avg Close $39.62 Range $37.38 - $44.38

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	2,000	$146,400	$52.65	$46.35 - $57.40
Q4 2018	2,000	$125,560	$47.68	$43.15 - $52.00
Q3 2018	2,000	$116,180	$45.23	$42.66 - $48.12
Q2 2018	2,000	$122,420	$42.43	$39.15 - $46.25
Q1 2018	2,000	$107,280	$39.62	$37.38 - $44.38