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 Dow Up0.13% Nasdaq Down0.10%

Merrimack Pharmaceuticals, Inc. (MACK)

-NasdaqGM
5.71 0.00(0.00%) Jul 28, 4:00PM EDT
Insider RosterGet Insider Roster for:
Insider Holders*
Individual/EntityMost Recent Trans.Shares Owned as of Trans. Date
CROCKER GARY L
Director
Purchase
Jun 23, 2014
5,653,142
Jun 23, 2014
DRESSER JAMES VAN B.
Director
Option Exercise
Jun 2, 2014
168,974
Jun 2, 2014
FEHR GORDON J.
Director
Option Exercise
May 12, 2014
215,143
May 12, 2014
KHAN FAZAL R.
Officer
Option Exercise
Dec 17, 2012
0
Dec 17, 2012
LAIVINS PETER N
Officer
Ownership Statement
May 14, 2014
2,000
May 14, 2014
MCCLEMENTS WILLIAM M.
Officer
Purchase
Dec 12, 2013
13,000
Dec 12, 2013
MENDELSOHN JOHN
Director
Purchase
Dec 14, 2012
5,000
Dec 14, 2012
MULROY ROBERT J.
Officer
Purchase
May 5, 2014
946,069
May 5, 2014
NASH SARAH E
Director
Purchase
May 7, 2014
1,895,592
May 7, 2014
NIELSEN ULRIK B.
Officer
Automatic Sale
May 27, 2014
176,811
May 27, 2014
NIYIKIZA CLET M.
Officer
Option Exercise
Feb 5, 2013
141,507
Feb 5, 2013
PORTER MICHAEL E
Director
Purchase
Jun 23, 2014
568,255
Jun 23, 2014
QUIGLEY JAMES H.
Director
Purchase
May 19, 2014
56,500
May 19, 2014
SINSKEY ANTHONY J
Director
Purchase
May 13, 2014
790,086
May 13, 2014
STEWART EDWARD J.
Officer
Option Exercise
May 27, 2014
21,385
May 27, 2014
SULLIVAN WILLIAM A.
Officer
Option Exercise
Dec 31, 2013
11,000
Dec 31, 2013

View Transactions for Insiders & Institutional Holders

 
* Insider roster data is derived solely from the last 24 months of Form 3 & Form 4 SEC filings.