NETSCOUT SYS INC

Ticker: NTCT CUSIP: 64115T104 Class: Common Stock

THIRD AVENUE MANAGEMENT LLC's Holding History (CIK: 0001099281)

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

Q4 2017

Shares 192,244 Value ($000) $5,854 Avg Close $30.56 Range $27.65 - $33.50

Q3 2017

Shares 247,700 Value ($000) $8,014 Avg Close $33.37 Range $31.70 - $36.80

Q2 2017

Shares 247,700 Value ($000) $8,521 Avg Close $36.18 Range $32.25 - $38.48

Q1 2017

Shares 269,400 Value ($000) $10,224 Avg Close $35.32 Range $29.50 - $38.45

Q4 2016

Shares 269,400 Value ($000) $8,486 Avg Close $30.68 Range $26.25 - $33.83

Q3 2016

Shares 270,281 Value ($000) $7,906 Avg Close $27.44 Range $21.46 - $30.31

Q2 2016

Shares 270,281 Value ($000) $6,014 Avg Close $23.15 Range $20.99 - $25.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	192,244	$5,854	$30.56	$27.65 - $33.50
Q3 2017	247,700	$8,014	$33.37	$31.70 - $36.80
Q2 2017	247,700	$8,521	$36.18	$32.25 - $38.48
Q1 2017	269,400	$10,224	$35.32	$29.50 - $38.45
Q4 2016	269,400	$8,486	$30.68	$26.25 - $33.83
Q3 2016	270,281	$7,906	$27.44	$21.46 - $30.31
Q2 2016	270,281	$6,014	$23.15	$20.99 - $25.33