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SPDR S&P 500 ETF TR
SPDR S&P 500 ETF TR. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 18 Institutional holders with a total value of $3,120,009,025.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Timber Hill LLC 6,948,700 1,434,420,000 45.97% Call
2 Nokota Management, LP 4,000,000 825,720,000 26.47% Call
3 Virtu KCG Holdings LLC 2,466,000 509,056,000 16.32% Call
4 Achievement Holdings L.P. 600,000 123,858,000 3.97%
5 Hudson Bay Capital Management LP 265,000 54,704,000 1.75% Call
6 SG Americas Securities, LLC 2,649,100 40,724,000 1.31% Call
7 StratiFi, LLC 188,500 38,912,000 1.25% Call
8 Pentwater Capital Management LP 180,000 37,157,000 1.19% Call
9 SNS Financial Group, LLC 82,800 17,800,000 0.57%
10 3G Capital Partners LP 2,000 15,083,000 0.48% Call
11 Marathon Trading Investment Management LLC 71,400 14,738,000 0.47% Call
12 SIMPLEX TRADING, LLC 14,886 5,832,000 0.19% Call
13 Merriman Wealth Management, LLC 230 1,580,000 0.05%
14 ACG Wealth 1,000 206,000 0.01% Call
15 Teewinot Capital Advisers, L.L.C. 3,000 200,000 0.01% Call
16 Covenant Multifamily Offices, LLC 800 14,000 0.00% Call
17 Kazazian Asset Management, LLC 300 5,000 0.00% Call
18 AMERICAN INTERNATIONAL GROUP, INC. 25 25 0.00% Call

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.