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ISHARES TR
ISHARES TR. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 17 Institutional holders with a total value of $2,671,283,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 11,125,200 1,152,637,000 43.15% Put
2 Timber Hill LLC 8,508,600 487,713,000 18.26% Put
3 Allianz Asset Management GmbH 4,833,788 411,690,000 15.41% Put
4 SABBY MANAGEMENT, LLC 25,500 273,123,000 10.22% Put
5 Belvedere Trading LLC 1,507,300 164,597,000 6.16% Put
6 SG Americas Securities, LLC 10,760,000 79,733,000 2.98%
7 Hudson Bay Capital Management LP 275,000 30,030,000 1.12% Put
8 StratiFi, LLC 49,000 24,685,000 0.92% Put
9 WHITEBOX ADVISORS LLC 20,500 20,003,000 0.75% Put
10 SNS Financial Group, LLC 196,300 17,788,000 0.67% Put
11 Silver Point Capital L.P. 3,155 2,937,000 0.11% Put
12 PARAMETRIC PORTFOLIO ASSOCIATES LLC 5,894 2,511,000 0.09% Put
13 Sandell Investment Services LLC 12,900 1,611,000 0.06% Put
14 Parametric Risk Advisors LLC 20,307 1,178,000 0.04% Put
15 Arete Wealth Advisors, LLC 447 555,000 0.02% Put
16 Wildcat Capital Management, LLC 143,400 484,000 0.02% Put
17 Teewinot Capital Advisers, L.L.C. 1,000 8,000 0.00% Put

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.