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GIGAMON INC
GIGAMON INC. Institutional holdings reported to the SEC.

Institutional Holders (2017Q2)
Portfolio Summary: 216 Institutional holders with a total value of $1,580,039,598.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Finance, Inc. 3,940,796 155,072,000 9.81%
2 VANGUARD GROUP INC 2,949,083 116,046,000 7.34%
3 ELLIOTT MANAGEMENT CORP 2,631,400 103,546,000 6.55%
4 CREDIT SUISSE AG/ 1,622,711 63,854,000 4.04%
5 NOMURA HOLDINGS INC 1,402,590 55,350,000 3.50%
6 DISCIPLINED GROWTH INVESTORS INC /MN 1,340,215 52,737,000 3.34%
7 First Washington CORP 120,500 47,417,000 3.00%
8 ETF MANAGERS GROUP, LLC 1,120,433 44,089,000 2.79%
9 AMERICAN CAPITAL MANAGEMENT INC 1,113,040 43,798,000 2.77%
10 Champlain Investment Partners, LLC 976,104 38,410,000 2.43%
11 GILDER GAGNON HOWE & CO LLC 933,011 36,714,000 2.32%
12 Alyeska Investment Group, L.P. 883,389 34,761,000 2.20%
13 Senvest Management, LLC 878,492 34,569,000 2.19%
14 STATE STREET CORP 833,165 32,786,000 2.08%
15 Indaba Capital Management, L.P. 721,637 28,396,000 1.80%
16 Bank of New York Mellon Corp 587,474 23,117,000 1.46%
17 CITADEL ADVISORS LLC 562,328 22,128,000 1.40%
18 Point72 Asset Management, L.P. 558,900 21,993,000 1.39%
19 Omega Advisors Inc. 557,048 21,920,000 1.39%
20 Roystone Capital Management LP 544,035 21,408,000 1.35%
21 Allianz Asset Management GmbH 524,564 20,642,000 1.31%
22 GLENMEDE TRUST CO NA 540,848 19,170,000 1.21%
23 PRINCIPAL FINANCIAL GROUP INC 479,148 18,854,000 1.19%
24 ATALAN CAPITAL PARTNERS, LP 468,700 18,443,000 1.17%
25 Kerrisdale Advisers, LLC 462,989 18,219,000 1.15%
26 NORTHERN TRUST CORP 450,420 17,724,000 1.12%
27 SOMA EQUITY PARTNERS LP 407,800 16,047,000 1.02%
28 MORGAN STANLEY 397,512 15,642,000 0.99%
29 Sumitomo Mitsui DS Asset Management Company, Ltd 363,020 14,284,000 0.90%
30 AMERIPRISE FINANCIAL INC 347,625 13,679,000 0.87%
31 ARDSLEY ADVISORY PARTNERS LP 300,000 11,805,000 0.75% Put
32 SUSQUEHANNA INTERNATIONAL GROUP, LLP 293,500 11,549,000 0.73% Call
33 NORGES BANK 275,037 10,823,000 0.68%
34 GOVERNORS LANE LP 270,395 10,640,000 0.67%
35 GO ETF SOLUTIONS LLP 264,118 10,393,000 0.66%
36 FULLER & THALER ASSET MANAGEMENT, INC. 257,300 10,125,000 0.64%
37 STATE OF WISCONSIN INVESTMENT BOARD 248,100 9,763,000 0.62%
38 GEODE CAPITAL MANAGEMENT, LLC 247,990 9,758,000 0.62%
39 13D Management LLC 233,977 9,207,000 0.58%
40 LORD, ABBETT & CO. LLC 230,500 9,070,000 0.57%
41 Weiss Multi-Strategy Advisers LLC 230,000 9,051,000 0.57%
42 SUSQUEHANNA INTERNATIONAL GROUP, LLP 217,400 8,555,000 0.54% Put
43 BANK OF NOVA SCOTIA 214,955 8,458,000 0.54%
44 GOLDMAN SACHS GROUP INC 213,126 8,387,000 0.53%
45 HSBC HOLDINGS PLC 200,168 7,877,000 0.50%
46 MILLENNIUM MANAGEMENT LLC 200,000 7,870,000 0.50% Put
47 Kingdom Ridge Capital, LLC 186,200 7,327,000 0.46%
48 Pier Capital, LLC 184,896 7,276,000 0.46%
49 York Capital Management Global Advisors, LLC 167,202 6,579,000 0.42%
50 BANK OF AMERICA CORP /DE/ 166,520 6,552,000 0.41%
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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.