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

Institutional Holders (2015Q4)
Portfolio Summary: 9 Institutional holders with a total value of $253,164,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 1,843,700 73,825,000 29.16% Put
2 PYRRHO CAPITAL MANAGEMENT, LP 990,000 69,498,000 27.45% Call
3 SABBY MANAGEMENT, LLC 5,880 41,207,000 16.28% Put
4 Timber Hill LLC 380,000 26,676,000 10.54% Put
5 SPHERA FUNDS MANAGEMENT LTD. 329,800 23,152,000 9.15% Put
6 JPMORGAN CHASE & CO 280,000 8,462,000 3.34% Put
7 Hudson Bay Capital Management LP 250,000 7,555,000 2.98% Put
8 Marathon Trading Investment Management LLC 84,000 2,538,000 1.00% Put
9 Virtu KCG Holdings LLC 8,300 251,000 0.10% 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.