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NETSCOUT SYS INC
NETSCOUT SYS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 212 Institutional holders with a total value of $2,025,760,897.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BROWN CAPITAL MANAGEMENT LLC 5,521,385 202,469,000 9.99%
2 CIBC Private Wealth Group LLC 4,802,546 176,109,000 8.69%
3 Neuberger Berman Group LLC 4,526,648 165,992,000 8.19%
4 VANGUARD GROUP INC 2,882,832 105,714,000 5.22%
5 BlackRock Fund Advisors 2,252,336 82,593,000 4.08%
6 ARISTEIA CAPITAL, L.L.C. 2,204,859 80,852,000 3.99%
7 Perkins Investment Management, LLC 1,865,133 68,394,000 3.38%
8 DIMENSIONAL FUND ADVISORS LP 1,120,527 41,090,000 2.03%
9 MACQUARIE GROUP LTD 1,114,354 40,863,000 2.02%
10 NEW YORK STATE COMMON RETIREMENT FUND 1,038,312 38,075,000 1.88%
11 Walleye Trading LLC 997,700 36,585,000 1.81% Put
12 Walleye Trading LLC 996,618 36,546,000 1.80%
13 DEUTSCHE BANK AG\ 941,794 34,534,000 1.70%
14 Van Berkom & Associates Inc. 935,887 34,319,000 1.69%
15 MILLENNIUM MANAGEMENT LLC 900,111 33,007,000 1.63%
16 BlackRock Institutional Trust Company, N.A. 889,281 32,610,000 1.61%
17 PRINCIPAL FINANCIAL GROUP INC 828,519 30,382,000 1.50%
18 ARISTEIA CAPITAL, L.L.C. 815,000 29,886,000 1.48% Call
19 AMERIPRISE FINANCIAL INC 721,537 26,457,000 1.31%
20 Weiss Multi-Strategy Advisers LLC 718,500 26,347,000 1.30% Call
21 STATE STREET CORP 709,784 26,027,000 1.28%
22 Taconic Capital Advisors LP 675,000 24,773,000 1.22%
23 STRATTON MANAGEMENT CO 669,720 24,559,000 1.21%
24 Pentwater Capital Management LP 630,283 23,112,000 1.14%
25 WELLINGTON MANAGEMENT GROUP LLP 591,210 21,680,000 1.07%
26 FORT PITT CAPITAL GROUP INC 590,470 21,653,000 1.07%
27 BANK OF AMERICA CORP /DE/ 575,000 21,085,000 1.04% Call
28 Gotham Asset Management, LLC 554,055 20,317,000 1.00%
29 NORGES BANK 536,322 19,667,000 0.97%
30 SKYLINE ASSET MANAGEMENT LP 503,200 18,452,000 0.91%
31 Fisher Asset Management, LLC 496,184 18,195,000 0.90%
32 NORTHERN TRUST CORP 436,623 16,011,000 0.79%
33 Bank of New York Mellon Corp 412,084 15,111,000 0.75%
34 GEODE CAPITAL MANAGEMENT, LLC 336,838 12,351,000 0.61%
35 Monarch Partners Asset Management LLC 314,019 11,515,000 0.57%
36 DALTON GREINER HARTMAN MAHER & CO 311,189 11,411,000 0.56%
37 Sculptor Capital LP 300,000 11,001,000 0.54% Call
38 PANAGORA ASSET MANAGEMENT INC 268,266 9,837,000 0.49%
39 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 259,352 9,510,000 0.47%
40 PRICE T ROWE ASSOCIATES INC /MD/ 258,500 9,479,000 0.47%
41 SUSQUEHANNA INTERNATIONAL GROUP, LLP 255,400 9,366,000 0.46% Call
42 Taconic Capital Advisors LP 425,000 9,298,000 0.46% Put
43 Jefferies Group LLC 250,000 9,168,000 0.45% Put
44 ASHFORD CAPITAL MANAGEMENT INC 220,191 8,074,000 0.40%
45 MARSHALL WACE, LLP 216,659 7,945,000 0.39%
46 HBK INVESTMENTS L P 214,000 7,847,000 0.39%
47 MERITAGE PORTFOLIO MANAGEMENT 208,484 7,645,000 0.38%
48 Jefferies Group LLC 207,523 7,610,000 0.38%
49 SUSQUEHANNA INTERNATIONAL GROUP, LLP 207,100 7,594,000 0.37% Put
50 PRUDENTIAL FINANCIAL INC 196,754 7,215,000 0.36%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.