TANG CAPITAL MANAGEMENT LLC - MERRIMACK PHARMACEUTICALS IN ownership

MERRIMACK PHARMACEUTICALS IN's ticker is and the CUSIP is 590328AA8. A total of 15 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2015. The put-call ratio across all filers is - and the average weighting 1.7%.

Quarter-by-quarter ownership
TANG CAPITAL MANAGEMENT LLC ownership history of MERRIMACK PHARMACEUTICALS IN
ValueSharesWeighting
Q2 2016$3,965,000
-24.2%
3,500,0000.0%1.77%
-25.8%
Q1 2016$5,233,000
+4.1%
3,500,0000.0%2.38%
+19.4%
Q4 2015$5,027,000
-4.4%
3,500,0000.0%2.00%
+2.9%
Q3 2015$5,259,000
-28.2%
3,500,0000.0%1.94%
-12.8%
Q2 2015$7,328,000
-34.3%
3,500,000
-36.4%
2.22%
-62.5%
Q1 2015$11,154,000
+9.1%
5,500,0000.0%5.93%
+5.8%
Q4 2014$10,225,000
+20.4%
5,500,0000.0%5.61%
+27.4%
Q3 2014$8,496,000
+13.4%
5,500,0000.0%4.40%
+26.9%
Q2 2014$7,490,0005,500,0003.47%
Other shareholders
MERRIMACK PHARMACEUTICALS IN shareholders Q1 2015
NameSharesValueWeighting ↓
HIGHBRIDGE CAPITAL MANAGEMENT LLC 25,762,000$22,928,0000.34%
WOLVERINE ASSET MANAGEMENT LLC 9,998,000$8,555,0000.10%
PALISADE CAPITAL MANAGEMENT, LP 1,331,000$1,138,0000.04%
PUTNAM INVESTMENTS LLC 2,876,000$2,459,0000.01%
LAZARD ASSET MANAGEMENT LLC 3,300,000$2,838,0000.01%
AMERIPRISE FINANCIAL INC 3,320,000$2,839,0000.00%
UBS Group AG 1,000$1,0000.00%
Jefferies Group LLC 10,000$8,0000.00%
JPMORGAN CHASE & CO 2,015,000$1,730,0000.00%
WELLS FARGO & COMPANY/MN 7,000$7,0000.00%
View complete list of MERRIMACK PHARMACEUTICALS IN shareholders