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BIOGEN IDEC INC
BIOGEN IDEC INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 4 Institutional holders with a total value of $222,094,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 302,910 122,357,000 55.09%
2 NORTHERN TRUST CORP 246,816 99,699,000 44.89%
3 CENTERSTAR FUND, LLC 81 32,000 0.01% PRN
4 CENTERSTAR FUND, LLC 1,200 6,000 0.00% Put PRN

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.