MERCURY SYS INC

Ticker: MRCY CUSIP: 589378108 Class: Common Stock

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q2 2020

Shares 14,180 Value ($000) $1,116 Avg Close $81.87 Range $65.87 - $96.29

Q1 2020

Shares 20,277 Value ($000) $1,446 Avg Close $75.77 Range $52.24 - $87.57

Q4 2019

Shares 128,832 Value ($000) $8,903 Avg Close $72.04 Range $67.70 - $82.13

Q3 2019

Shares 173,554 Value ($000) $14,089 Avg Close $79.00 Range $67.40 - $89.44

Q2 2019

Shares 173,554 Value ($000) $12,210 Avg Close $69.39 Range $63.39 - $79.83

Q1 2019

Shares 4,614 Value ($000) $296 Avg Close $57.65 Range $43.01 - $67.85

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2020	14,180	$1,116	$81.87	$65.87 - $96.29
Q1 2020	20,277	$1,446	$75.77	$52.24 - $87.57
Q4 2019	128,832	$8,903	$72.04	$67.70 - $82.13
Q3 2019	173,554	$14,089	$79.00	$67.40 - $89.44
Q2 2019	173,554	$12,210	$69.39	$63.39 - $79.83
Q1 2019	4,614	$296	$57.65	$43.01 - $67.85