PARAMETRIC PORTFOLIO ASSOCIATES LLC - MERRIMACK PHARMACEUTICALS IN ownership

MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 143 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q2 2016. The put-call ratio across all filers is 1.62 and the average weighting 0.1%.

Quarter-by-quarter ownership
PARAMETRIC PORTFOLIO ASSOCIATES LLC ownership history of MERRIMACK PHARMACEUTICALS IN
ValueSharesWeighting
Q1 2017$58,000
-52.1%
18,769
-36.6%
0.00%
Q4 2016$121,000
-30.1%
29,616
+8.6%
0.00%
Q3 2016$173,000
+31.1%
27,263
+11.3%
0.00%
Q2 2016$132,000
-30.9%
24,488
+7.5%
0.00%
Q1 2016$191,000
+61.9%
22,776
+52.6%
0.00%
Q4 2015$118,000
-65.5%
14,929
-62.9%
0.00%
-100.0%
Q3 2015$342,000
-29.9%
40,221
+2.0%
0.00%0.0%
Q2 2015$488,000
+17.6%
39,439
+13.0%
0.00%0.0%
Q1 2015$415,000
-0.2%
34,899
-5.1%
0.00%0.0%
Q4 2014$416,000
+135.0%
36,791
+82.0%
0.00%
Q3 2014$177,000
+142.5%
20,210
+39.8%
0.00%
Q1 2014$73,000
-16.1%
14,453
-11.5%
0.00%
Q4 2013$87,000
+102.3%
16,330
+42.7%
0.00%
Q3 2013$43,00011,4430.00%
Other shareholders
MERRIMACK PHARMACEUTICALS IN shareholders Q2 2016
NameSharesValueWeighting ↓
Lagoda Investment Management, L.P. 2,244,080$12,096,0004.51%
ALTFEST L J & CO INC 39,491$1,653,0001.15%
GARRISON BRADFORD & ASSOCIATES INC 82,700$446,0000.44%
WESTFIELD CAPITAL MANAGEMENT CO LP 9,074,557$48,912,0000.40%
Virtus ETF Advisers LLC 87,477$472,0000.35%
Cannell & Co. 1,614,678$8,703,0000.32%
Birchview Capital, LP 44,000$237,0000.17%
STONERIDGE INVESTMENT PARTNERS LLC 180,534$973,0000.14%
HighPoint Advisor Group LLC 8,484$344,0000.12%
MARINER INVESTMENT GROUP LLC 63,090$340,0000.12%
View complete list of MERRIMACK PHARMACEUTICALS IN shareholders