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Merrimack Pharmaceuticals Inc (NASDAQ:MACK)

13.22
BATS BZX Real-Time Price
As of 12:51pm ET
 -0.04 / -0.30%
Today’s Change
11.30
Today|||52-Week Range
46.19
-52.37%
Year-to-Date
 
Individual stakeholders4.00%
Mutual fund holders29.44%
Other institutional19.39%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

9/01/2017STATE STREET GLOBAL ADVISORS LTD...  Bought 40.00 shares of Merrimack Pharmaceuticals...
9/30/2017KEMPNER CAPITAL MANAGEMENT, INC.  Sold 1.00 shares of Merrimack Pharmaceuticals...
9/30/2017WEBSTER FINANCIAL ADVISORS  Sold 3.1 Thousand shares of Merrimack Pharmaceuticals...

Top 10 Owners of Merrimack Pharmaceuticals Inc

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Management & Research Co...12.94%1,718,40724,985,638-206,920-10.75%
BlackRock Fund Advisors7.18%953,77613,867,903-122,401-11.37%
The Vanguard Group, Inc.5.13%680,5899,895,764-345,986-33.70%
TIAA-CREF Investment Management L...4.19%556,4198,090,332-82,092-12.86%
Franklin Advisers, Inc.2.99%396,3265,762,58000.00%
SSgA Funds Management, Inc.1.69%224,8993,270,031-436,224-65.98%
Northern Trust Investments, Inc.1.09%144,8372,105,930+2,825+1.99%
Deutsche Asset Management Investm...0.99%131,6301,913,900+15,605+13.45%
Peter B. Cannell & Co., Inc.0.81%107,6801,565,667-13,568-11.19%
Geode Capital Management LLC0.76%100,3801,459,525+407+0.41%

Top 10 Mutual Funds Holding Merrimack Pharmaceuticals Inc

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Growth Company Fund3.97%526,7627,659,119-37,060-6.57%
CREF Stock Account3.64%482,9037,021,41000.00%
Vanguard Total Stock Market Index...2.14%284,2574,133,097+25,709+9.94%
iShares Russell 2000 ETF1.97%261,8333,807,052-1,175-0.45%
FTIF SICAV - Biotechnology Discov...1.93%256,1083,723,81000.00%
iShares Nasdaq Biotechnology ETF1.53%202,5252,944,71400.00%
Vanguard Extended Market Index Fu...1.23%163,5672,378,264+2,495+1.55%
Fidelity Blue Chip Growth Fund1.15%152,3632,215,358-1,950-1.26%
Fidelity Series Growth Company Fu...1.09%144,2602,097,540-10,130-6.56%
Franklin Biotechnology Discovery ...1.06%140,2192,038,78400.00%