NETSCOUT SYS INC

Ticker: NTCT CUSIP: 64115T104 Class: Common Stock

Legato Capital Management LLC's Holding History (CIK: 0001442641)

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

Q4 2017

Shares 29,475 Value ($000) $898 Avg Close $30.56 Range $27.65 - $33.50

Q3 2017

Shares 29,475 Value ($000) $954 Avg Close $33.37 Range $31.70 - $36.80

Q2 2017

Shares 29,475 Value ($000) $1,014 Avg Close $36.18 Range $32.25 - $38.48

Q1 2017

Shares 2,977 Value ($000) $113 Avg Close $35.32 Range $29.50 - $38.45

Q4 2016

Shares 2,977 Value ($000) $93,775 Avg Close $30.68 Range $26.25 - $33.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	29,475	$898	$30.56	$27.65 - $33.50
Q3 2017	29,475	$954	$33.37	$31.70 - $36.80
Q2 2017	29,475	$1,014	$36.18	$32.25 - $38.48
Q1 2017	2,977	$113	$35.32	$29.50 - $38.45
Q4 2016	2,977	$93,775	$30.68	$26.25 - $33.83