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AMAG PHARMACEUTICALS INC
AMAG PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q2)
Portfolio Summary: 5 Institutional holders with a total value of $178,011,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 JPMORGAN CHASE & CO 7,381,580 176,567,000 99.19% Put
2 CITADEL ADVISORS LLC 43,200 1,033,000 0.58% Put
3 BIRCH GROVE CAPITAL LP 207,000 228,000 0.13% Put
4 SIMPLEX TRADING, LLC 571 102,000 0.06% Put
5 GROUP ONE TRADING LLC 3,400 81,000 0.05% 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.