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INTUITIVE SURGICAL INC
INTUITIVE SURGICAL INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 6 Institutional holders with a total value of $94,756,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 139,600 76,244,000 80.46% Put
2 Timber Hill LLC 21,100 11,524,000 12.16% Put
3 Allianz Asset Management GmbH 11,200 6,117,000 6.46% Put
4 SIMPLEX TRADING, LLC 139 525,000 0.55% Put
5 Virtu KCG Holdings LLC 600 328,000 0.35% Put
6 SG Americas Securities, LLC 13,800 18,000 0.02% 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.