Merrimack Pharmaceuticals Inc (NASDAQ:MACK)

8.55
Delayed Data
As of 2:00pm ET
 -0.16 / -1.84%
Today’s Change
7.37
Today|||52-Week Range
27.14
-16.59%
Year-to-Date
 
Individual stakeholders4.06%
Other institutional34.28%
Mutual fund holders28.38%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

4/10/2018BVF PARTNERS LP  Bought 1.1 Million shares of Merrimack Pharmaceuticals...
3/31/2018NISA INVESTMENT ADVISORS LLC  Bought 14.8 Thousand shares of Merrimack Pharmaceuticals...
3/31/2018HORRELL CAPITAL MANAGEMENT, INC.  Sold 50.00 shares of Merrimack Pharmaceuticals...

Top 10 Owners of Merrimack Pharmaceuticals Inc

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Management & Research Co...11.82%1,576,81612,693,369-5,241-0.33%
BVF Partners LP8.34%1,112,3008,954,015+1,112,300--
BlackRock Fund Advisors5.66%755,0156,077,871-216,277-22.27%
The Vanguard Group, Inc.4.75%633,4225,099,047+42,404+7.17%
TIAA-CREF Investment Management L...4.13%551,3504,438,368-10,956-1.95%
Rubric Capital Management LP3.08%410,2443,302,464+72,376+21.42%
Franklin Advisers, Inc.2.77%369,6252,975,481-26,700-6.74%
Newtyn Management LLC2.72%362,3352,916,797-27,665-7.09%
SSgA Funds Management, Inc.1.65%219,6651,768,303-5,342-2.37%
Millennium Management LLC1.53%204,5661,646,756+140,567+219.64%

Top 10 Mutual Funds Holding Merrimack Pharmaceuticals Inc

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Growth Company Fund3.75%499,7604,023,068-6,387-1.26%
CREF Stock Account3.58%477,8983,847,07900.00%
Vanguard Total Stock Market Index...2.44%325,0272,616,46700.00%
Fidelity Select Biotechnology Por...2.12%283,3462,280,93500.00%
iShares Russell 2000 ETF1.91%255,1122,053,652+846+0.33%
FTIF SICAV - Biotechnology Discov...1.72%229,4071,846,726-26,700-10.43%
Vanguard Extended Market Index Fu...1.29%171,4931,380,519+364+0.21%
Fidelity Blue Chip Growth Fund1.11%148,1881,192,91300.00%
Franklin Biotechnology Discovery ...1.05%140,2181,128,75500.00%
Fidelity Series Growth Company Fu...0.99%132,0601,063,083-5,600-4.07%