ARCH CAP GROUP LTD

Ticker: ACGL CUSIP: G0450A105 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q3 2017

Shares 3,100 Value ($000) $305 Avg Close $30.68 Range $28.69 - $31.53

Q2 2017

Shares 36,100 Value ($000) $3,368 Avg Close $30.16 Range $29.16 - $31.45

Q4 2016

Shares 36,400 Value ($000) $3,141 Avg Close $25.85 Range $24.24 - $28.02

Q3 2016

Shares 36,900 Value ($000) $2,925 Avg Close $24.20 Range $21.82 - $26.99

Q2 2016

Shares 47,048 Value ($000) $3,387 Avg Close $22.46 Range $21.40 - $23.18

Q1 2016

Shares 47,648 Value ($000) $3,388 Avg Close $21.66 Range $18.96 - $22.72

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	3,100	$305	$30.68	$28.69 - $31.53
Q2 2017	36,100	$3,368	$30.16	$29.16 - $31.45
Q4 2016	36,400	$3,141	$25.85	$24.24 - $28.02
Q3 2016	36,900	$2,925	$24.20	$21.82 - $26.99
Q2 2016	47,048	$3,387	$22.46	$21.40 - $23.18
Q1 2016	47,648	$3,388	$21.66	$18.96 - $22.72