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INTERACTIVE BROKERS GROUP IN
INTERACTIVE BROKERS GROUP IN. Institutional holdings reported to the SEC.

Institutional Holders (2017Q2)
Portfolio Summary: 213 Institutional holders with a total value of $2,268,416,094.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 ALLIANCEBERNSTEIN L.P. 34,504 1,291,000 0.06%
102 GABELLI & Co INVESTMENT ADVISERS, INC. 34,000 1,272,000 0.06%
103 Walleye Trading LLC 33,500 1,253,000 0.06% Put
104 Employees Retirement System of Texas 32,000 1,197,000 0.05%
105 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 29,342 1,098,000 0.05%
106 GAMCO INVESTORS, INC. ET AL 29,100 1,089,000 0.05%
107 BOGLE INVESTMENT MANAGEMENT L P /DE/ 29,031 1,086,000 0.05%
108 Global Endowment Management, LP 28,880 1,081,000 0.05%
109 BROWN BROTHERS HARRIMAN & CO 28,331 1,060,000 0.05%
110 Louisiana State Employees Retirement System 27,700 1,037,000 0.05%
111 B & T Capital Management DBA Alpha Capital Management 27,389 1,025,000 0.05%
112 Schooner Foundation 26,256 983,000 0.04%
113 ROYCE & ASSOCIATES LP 22,600 846,000 0.04%
114 GOLDMAN SACHS GROUP INC 22,300 834,000 0.04% Call
115 Walleye Trading LLC 22,200 830,000 0.04% Call
116 Walleye Trading LLC 21,689 812,000 0.04%
117 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 19,929 746,000 0.03%
118 SECOR Capital Advisors, LP 19,682 737,000 0.03%
119 VOYA INVESTMENT MANAGEMENT LLC 18,470 691,000 0.03%
120 WORTH VENTURE PARTNERS, LLC 18,000 674,000 0.03%
121 HSBC HOLDINGS PLC 17,850 668,000 0.03%
122 MASON STREET ADVISORS, LLC 16,766 627,000 0.03%
123 EAGLE CAPITAL MANAGEMENT LLC 16,500 617,000 0.03%
124 CITADEL ADVISORS LLC 16,500 617,000 0.03% Put
125 Municipal Employees' Retirement System of Michigan 16,050 601,000 0.03%
126 BARCLAYS PLC 15,700 587,000 0.03% Put
127 GOLDMAN SACHS GROUP INC 15,500 580,000 0.03% Put
128 BARCLAYS PLC 15,400 576,000 0.03% Call
129 INVESTMENTAKTIENGESELLSCHAFT FUER LANGFRISTIGE INVESTOREN TGV 15,000 561,000 0.02%
130 Clear Harbor Asset Management, LLC 14,755 556,000 0.02%
131 D. E. Shaw & Co., Inc. 14,771 553,000 0.02%
132 PIEDMONT INVESTMENT ADVISORS INC 14,701 550,000 0.02%
133 State of Alaska, Department of Revenue 13,418 502,000 0.02%
134 STATE OF WISCONSIN INVESTMENT BOARD 13,137 492,000 0.02%
135 CAPSTONE ASSET MANAGEMENT CO 13,103 490,000 0.02%
136 BNP PARIBAS FINANCIAL MARKETS 12,804 479,126 0.02%
137 PEAK6 Group LLC 12,700 475,000 0.02% Call
138 ENGINE CAPITAL MANAGEMENT, LLC 12,660 474,000 0.02%
139 Aperio Group, LLC 12,321 461,000 0.02%
140 Utah Retirement Systems 12,084 452,000 0.02%
141 VIRGINIA RETIREMENT SYSTEMS ET Al 11,800 442,000 0.02%
142 AMERICAN INTERNATIONAL GROUP, INC. 10,163 380,000 0.02%
143 GAM Holding AG 10,000 374,000 0.02%
144 DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK, FRANKFURT AM MAIN 10,000 374,000 0.02%
145 Rafferty Asset Management, LLC 9,778 366,000 0.02%
146 OPPENHEIMER & CO INC 9,500 355,000 0.02%
147 Virtu KCG Holdings LLC 9,295 348,000 0.02%
148 GLEN HARBOR CAPITAL MANAGEMENT LLC 9,180 343,000 0.02%
149 Verition Fund Management LLC 9,060 339,000 0.01%
150 PROFUND ADVISORS LLC 8,268 309,000 0.01%
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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.