NETSCOUT SYS INC

Ticker: NTCT CUSIP: 64115T104 Class: Common Stock

PKO Investment Management Joint-Stock Co's Holding History (CIK: 0002059321)

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

Q3 2017

Shares 375,742 Value ($000) $12,155 Avg Close $33.37 Range $31.70 - $36.80

Q2 2017

Shares 377,726 Value ($000) $12,994 Avg Close $36.18 Range $32.25 - $38.48

Q1 2017

Shares 381,380 Value ($000) $14,473 Avg Close $35.32 Range $29.50 - $38.45

Q4 2016

Shares 400,321 Value ($000) $12,610 Avg Close $30.68 Range $26.25 - $33.83

Q3 2016

Shares 434,500 Value ($000) $12,709 Avg Close $27.44 Range $21.46 - $30.31

Q2 2016

Shares 442,000 Value ($000) $9,835 Avg Close $23.15 Range $20.99 - $25.33

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	375,742	$12,155	$33.37	$31.70 - $36.80
Q2 2017	377,726	$12,994	$36.18	$32.25 - $38.48
Q1 2017	381,380	$14,473	$35.32	$29.50 - $38.45
Q4 2016	400,321	$12,610	$30.68	$26.25 - $33.83
Q3 2016	434,500	$12,709	$27.44	$21.46 - $30.31
Q2 2016	442,000	$9,835	$23.15	$20.99 - $25.33