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MERCK & CO INC
MERCK & CO INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 10 Institutional holders with a total value of $107,996,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Allianz Asset Management GmbH 702,000 34,672,000 32.10% Put
2 Timber Hill LLC 561,600 27,737,000 25.68% Put
3 CITADEL ADVISORS LLC 512,900 25,332,000 23.46% Put
4 SG Americas Securities, LLC 1,979,700 10,176,000 9.42%
5 JPMORGAN CHASE & CO 80,900 3,996,000 3.70% Put
6 Virtu KCG Holdings LLC 42,700 2,109,000 1.95% Put
7 PFM Health Sciences, LP 1,301,300 1,750,000 1.62% Put
8 GROUP ONE TRADING LLC 28,900 1,427,000 1.32% Put
9 SIMPLEX TRADING, LLC 1,984 766,000 0.71% Put
10 Partner Investment Management, L.P. 23,300 31,000 0.03% 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.