RUSSELL FRANK CO/ - MERRIMACK PHARMACEUTICALS IN ownership

MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 153 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2015. The put-call ratio across all filers is 0.37 and the average weighting 0.1%.

Quarter-by-quarter ownership
RUSSELL FRANK CO/ ownership history of MERRIMACK PHARMACEUTICALS IN
ValueSharesWeighting
Q3 2015$40,000
-97.7%
4,694
-96.6%
0.00%
-100.0%
Q2 2015$1,710,000
-4.0%
138,297
-7.8%
0.00%0.0%
Q1 2015$1,782,000
-29.6%
150,049
-34.2%
0.00%
-25.0%
Q4 2014$2,530,000
+46.6%
228,103
+16.0%
0.00%
+33.3%
Q3 2014$1,726,000
+150.9%
196,622
+69.0%
0.00%
+200.0%
Q2 2014$688,000
+34300.0%
116,322
+23883.9%
0.00%
Q3 2013$2,000
+100.0%
485
+385.0%
0.00%
Q2 2013$1,0001000.00%
Other shareholders
MERRIMACK PHARMACEUTICALS IN shareholders Q1 2015
NameSharesValueWeighting ↓
Lagoda Investment Management, L.P. 775,571$2,389,0000.93%
KEMPNER CAPITAL MANAGEMENT INC. 148,985$459,0000.31%
Yakira Capital Management, Inc. 248,420$765,0000.27%
GARRISON BRADFORD & ASSOCIATES INC 87,700$270,0000.24%
Cannell & Co. 1,212,478$3,734,0000.13%
LeJeune Puetz Investment Counsel LLC 3,976$180,0000.13%
ALPINE WOODS CAPITAL INVESTORS, LLC 726,000$2,236,0000.12%
Virtus ETF Advisers LLC 198,735$612,0000.11%
STONERIDGE INVESTMENT PARTNERS LLC 199,227$614,0000.08%
Birchview Capital, LP 44,000$136,0000.08%
View complete list of MERRIMACK PHARMACEUTICALS IN shareholders