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SELECT SECTOR SPDR TR
SELECT SECTOR SPDR TR. Institutional holdings reported to the SEC.

Institutional Holders (2016Q3)
Portfolio Summary: 7 Institutional holders with a total value of $377,421,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Timber Hill LLC 2,993,000 211,336,000 55.99% Call
2 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 1,575,700 111,260,000 29.48% Call
3 JPMORGAN CHASE & CO 550,600 34,554,000 9.16% Call
4 Marathon Trading Investment Management LLC 100,000 7,061,000 1.87% Call
5 SG Americas Securities, LLC 1,446,200 4,886,000 1.29% Call
6 CIBC WORLD MARKETS CORP 63,800 4,505,000 1.19% Put
7 SIMPLEX TRADING, LLC 17,764 3,819,000 1.01% 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.