Magnetar Financial LLC - MERRIMACK PHARMACEUTICALS IN ownership

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MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 125 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q2 2014. The put-call ratio across all filers is 0.57 and the average weighting 0.0%.

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Quarter-by-quarter ownership
Magnetar Financial LLC ownership history of MERRIMACK PHARMACEUTICALS IN
ValueSharesWeighting
Q1 2014$1,890,000
-71.2%
375,000
-69.4%
0.04%
-72.6%
Q4 2013$6,552,000
+4.2%
1,226,893
-25.9%
0.14%
+29.8%
Q3 2013$6,288,000
+23.8%
1,654,837
+119.2%
0.10%
-6.3%
Q2 2013$5,080,000–754,837–0.11%–
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Other shareholders

There were no reported owners of MERRIMACK PHARMACEUTICALS IN in Q2 2014.

NameSharesValueWeighting ↓
View complete list of MERRIMACK PHARMACEUTICALS IN shareholders