MF
MACK

Magnetar Financial’s Merrimack Pharmaceuticals, Inc. MACK Stock Holding History

Magnetar Financial’s Portfolio MACK Stock Details MACK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2014
Q2 		– Sell
-47,663
Closed -$1.89M – 265
2014
Q1 		$1.89M Sell
47,663
-108,275
-69% -$4.63M 0.04% 141
2013
Q4 		$6.55M Sell
155,938
-54,392
-26% -$1.58M 0.14% 101
2013
Q3 		$6.29M Buy
210,330
+114,390
+119% +$4M 0.1% 131
2013
Q2 		$5.08M Buy
+95,940
New +$4.21M 0.11% 117

Other funds holding MACK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
PI
Putnam Investments Boston, Massachusetts $75.7B AUM 34.45% 1-Year Est. Return

Magnetar Financial's MACK Position: Q2 2014 in Review

Magnetar Financial sold out of Merrimack Pharmaceuticals, Inc. (MACK) in Q2 2014, closing a stake of 47,663 shares — an estimated $1.89M sold.

Magnetar Financial first reported a position in MACK in Q2 2013 and held it in 4 quarters. The position peaked at $6.55M in Q4 2013. 121 funds tracked by Wall St. Rank hold MACK as of Q2 2014.

  • Magnetar Financial reported no remaining Merrimack Pharmaceuticals, Inc. position as of Q2 2014 after selling out during the quarter.
  • Magnetar Financial sold 47,663 Merrimack Pharmaceuticals, Inc. shares in Q2 2014, an estimated $1.89M.
  • Magnetar Financial first reported a position in Merrimack Pharmaceuticals, Inc. in Q2 2013 and held it in 4 quarters.
  • Magnetar Financial's Merrimack Pharmaceuticals, Inc. position peaked at $6.55M in Q4 2013.
  • 121 funds tracked by Wall St. Rank held Merrimack Pharmaceuticals, Inc. as of Q2 2014.

Based on Magnetar Financial's 13F filing for Q2 2014, filed 14 Aug 2014.