BLACK HILLS CORP

Ticker: BKH CUSIP: 092113109 Class: COM

COMMERCE BANK's Holding History (CIK: 0001009076)

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

Q4 2019

Shares 3,074 Value ($000) $242 Avg Close $60.15 Range $57.52 - $62.11

Q3 2019

Shares 4,691 Value ($000) $360 Avg Close $60.34 Range $54.21 - $62.80

Q2 2019

Shares 4,691 Value ($000) $367 Avg Close $58.01 Range $54.08 - $63.38

Q1 2019

Shares 4,740 Value ($000) $351 Avg Close $52.65 Range $46.35 - $57.40

Q4 2018

Shares 4,575 Value ($000) $287 Avg Close $47.68 Range $43.15 - $52.00

Q3 2018

Shares 4,575 Value ($000) $265 Avg Close $45.23 Range $42.66 - $48.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	3,074	$242	$60.15	$57.52 - $62.11
Q3 2019	4,691	$360	$60.34	$54.21 - $62.80
Q2 2019	4,691	$367	$58.01	$54.08 - $63.38
Q1 2019	4,740	$351	$52.65	$46.35 - $57.40
Q4 2018	4,575	$287	$47.68	$43.15 - $52.00
Q3 2018	4,575	$265	$45.23	$42.66 - $48.12