MERCURY SYS INC

Ticker: MRCY CUSIP: 589378108 Class: Common Stock

CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT's Holding History (CIK: 0001329375)

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

Q4 2020

Shares 9,128 Value ($000) $804 Avg Close $75.98 Range $66.00 - $88.96

Q3 2020

Shares 9,128 Value ($000) $707 Avg Close $75.86 Range $66.33 - $83.18

Q2 2020

Shares 8,959 Value ($000) $705 Avg Close $81.87 Range $65.87 - $96.29

Q1 2020

Shares 7,974 Value ($000) $569 Avg Close $75.77 Range $52.24 - $87.57

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	9,128	$804	$75.98	$66.00 - $88.96
Q3 2020	9,128	$707	$75.86	$66.33 - $83.18
Q2 2020	8,959	$705	$81.87	$65.87 - $96.29
Q1 2020	7,974	$569	$75.77	$52.24 - $87.57