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

Institutional Holders (2016Q2)
Portfolio Summary: 206 Institutional holders with a total value of $1,046,153,387.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 ANALYTIC INVESTORS, LLC 36,435 1,362,000 0.13%
102 Spot Trading L.L.C 36,100 1,350,000 0.13% Call
103 SUSQUEHANNA INTERNATIONAL GROUP, LLP 32,811 1,227,000 0.12%
104 SUSQUEHANNA INTERNATIONAL GROUP, LLP 32,100 1,200,000 0.11% Call
105 RHUMBLINE ADVISERS 31,619 1,182,000 0.11%
106 SUSQUEHANNA INTERNATIONAL GROUP, LLP 31,200 1,167,000 0.11% Put
107 BlackRock Group LTD 31,180 1,166,000 0.11%
108 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 29,968 1,121,000 0.11%
109 ETRADE Capital Management LLC 29,849 1,116,000 0.11%
110 PEAK6 Group LLC 29,400 1,099,000 0.11% Call
111 FEDERATED HERMES, INC. 29,258 1,094,000 0.10%
112 ROYAL BANK OF CANADA 28,959 1,083,000 0.10%
113 CADENCE CAPITAL MANAGEMENT LLC 28,348 1,060,000 0.10%
114 PENSERRA CAPITAL MANAGEMENT LLC 27,480 1,027,000 0.10%
115 VOLORIDGE INVESTMENT MANAGEMENT, LLC 25,424 951,000 0.09%
116 INTEGRAL DERIVATIVES, LLC 25,000 935,000 0.09% Call
117 METROPOLITAN LIFE INSURANCE CO/NY 23,406 875,000 0.08%
118 Neuberger Berman Group LLC 22,500 841,000 0.08%
119 Walleye Trading LLC 22,100 825,000 0.08% Call
120 MANUFACTURERS LIFE INSURANCE COMPANY, THE 21,976 822,000 0.08%
121 Nationwide Fund Advisors 21,322 797,000 0.08%
122 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 20,585 770,000 0.07%
123 FIFTH THIRD BANCORP 20,298 759,000 0.07%
124 HAMILTON LANE ADVISORS LLC 22,551 702,000 0.07%
125 AMERICAN INTERNATIONAL GROUP, INC. 18,710 699,567 0.07%
126 BOSTON ADVISORS LLC 18,705 699,000 0.07%
127 Spark Investment Management LLC 17,500 654,000 0.06%
128 TUDOR INVESTMENT CORP ET AL 17,105 640,000 0.06%
129 WHITTIER TRUST CO 17,000 635,000 0.06%
130 MOODY ALDRICH & SULLIVAN LLC 16,800 628,000 0.06%
131 STRS OHIO 16,800 628,000 0.06%
132 LOS ANGELES CAPITAL MANAGEMENT LLC 15,892 594,000 0.06%
133 FAIRFIELD, BUSH & CO. 15,800 591,000 0.06%
134 NORDEA INVESTMENT MANAGEMENT AB 15,103 565,000 0.05%
135 USA FINANCIAL FORMULAS 14,701 550,000 0.05%
136 BlackRock Finance, Inc. 14,174 530,000 0.05%
137 SHEETS SMITH WEALTH MANAGEMENT 13,486 504,000 0.05%
138 VOYA INVESTMENT MANAGEMENT LLC 13,339 499,000 0.05%
139 ALGERT GLOBAL LLC 13,321 498,000 0.05%
140 DUPONT CAPITAL MANAGEMENT CORP 12,241 458,000 0.04%
141 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 12,233 457,000 0.04%
142 NISA INVESTMENT ADVISORS, LLC 11,600 434,000 0.04%
143 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 10,900 408,000 0.04%
144 RENAISSANCE GROUP LLC 10,433 390,000 0.04%
145 WOODSTOCK CORP 10,071 377,000 0.04%
146 STRATEGIC INVESTMENT MANAGEMENT, LLC 9,705 362,000 0.03%
147 WOLVERINE TRADING LP /BD 98 357,308 0.03% Call
148 BAYESIAN CAPITAL MANAGEMENT, LP 9,553 357,000 0.03%
149 NAVELLIER & ASSOCIATES INC 9,390 351,000 0.03%
150 UBS Group AG 9,188 344,000 0.03%
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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.