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 Dow Up0.17% Nasdaq Up0.44%

Merrimack Pharmaceuticals, Inc. (MACK)

-NGM
6.80 Down 0.05(0.73%) Jul 11, 3:59PM EDT
Insider TransactionsGet Insider Transactions for:
Net Share Purchase Activity
Insider Purchases - Last 6 Months
 SharesTrans
Purchases51,5003
Sales150,4834
Net Shares Purchased
(Sold)
(98,983)7
Total Insider Shares Held13.31MN/A
% Net Shares Purchased
(Sold)
(0.7%)N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased
(Sold)
(3,194,130)
% Change in Institutional Shares Held(7.92%)
Data provided by Thomson Financial


Insider Transactions Reported - Last Two Years
DateInsiderSharesTypeTransactionValue*
Jun 23, 2014CROCKER GARY LDirector36,000IndirectPurchase at $6.84 per share.246,240
Jun 23, 2014PORTER MICHAEL EDirector32,390DirectPurchase at $6.84 per share.221,547
Jun 2, 2014DRESSER JAMES VAN B.Director25,000DirectOption Exercise at $1.25 per share.31,250
May 27, 2014NIELSEN ULRIK B.Officer105,000DirectOption Exercise at $1.25 - $1.71 per share.N/A
May 27, 2014STEWART EDWARD J.Officer16,000DirectAutomatic Sale at $8 per share.128,000
May 27, 2014STEWART EDWARD J.Officer16,000DirectOption Exercise at $1.25 per share.20,000
May 27, 2014NIELSEN ULRIK B.Officer105,000DirectAutomatic Sale at $8.01 per share.841,050
May 20, 2014CROCKER GARY LDirector4,000DirectPurchase at $6.69 per share.26,760
May 19, 2014QUIGLEY JAMES H.Director5,000DirectPurchase at $6.58 per share.32,900
May 19, 2014CROCKER GARY LDirector6,000DirectPurchase at $6.71 per share.40,260
May 16, 2014PORTER MICHAEL EDirector5,000DirectPurchase at $6.50 per share.32,500
May 16, 2014CROCKER GARY LDirector3,400IndirectPurchase at $6.63 per share.22,542
May 14, 2014PORTER MICHAEL EDirector10,000DirectPurchase at $6.49 per share.64,899
May 14, 2014LAIVINS PETER NOfficer2,000DirectStatement of OwnershipN/A
May 13, 2014SINSKEY ANTHONY JDirector5,000IndirectPurchase at $6.74 per share.33,700
May 12, 2014FEHR GORDON J.Director25,000DirectOption Exercise at $1.25 per share.31,250
May 8, 2014PORTER MICHAEL EDirector20,000DirectOption Exercise at $1.71 - $2.59 per share.N/A
May 8, 2014PORTER MICHAEL EDirector5,000DirectPurchase at $6.48 per share.32,400
May 7, 2014NASH SARAH EDirector15,000DirectPurchase at $6.79 per share.101,850
May 7, 2014CROCKER GARY LDirector4,400IndirectPurchase at $6.77 per share.29,788
May 7, 2014PORTER MICHAEL EDirector5,000DirectPurchase at $6.70 per share.33,500
May 6, 2014CROCKER GARY LDirector7,500IndirectPurchase at $6.85 per share.51,375
May 5, 2014MULROY ROBERT J.Officer5,000DirectPurchase at $6.31 per share.31,550
May 5, 2014CROCKER GARY LDirector10,000DirectPurchase at $6.92 per share.69,200
May 5, 2014CROCKER GARY LDirector35,000DirectOption Exercise at $1.25 per share.43,750
May 5, 2014PORTER MICHAEL EDirector5,000DirectPurchase at $6.12 per share.30,600
May 5, 2014PORTER MICHAEL EDirector15,000DirectPurchase at $6.41 per share.96,150
May 5, 2014CROCKER GARY LDirector10,000IndirectPurchase at $6.69 per share.66,900
Apr 17, 2014NASH SARAH EDirector36,698IndirectDisposition (Non Open Market) at $0 per share.N/A
Mar 12, 2014CROCKER GARY LDirector50,000DirectOption Exercise at $1.25 per share.62,500
Dec 31, 2013SULLIVAN WILLIAM A.Officer11,000DirectOption Exercise at $1.81 per share.19,910
Dec 17, 2013PORTER MICHAEL EDirector12,500DirectPurchase at $4.80 per share.60,000
Dec 16, 2013PORTER MICHAEL EDirector12,500DirectPurchase at $4.71 per share.58,875
Dec 12, 2013MCCLEMENTS WILLIAM M.Officer2,500DirectPurchase at $4.39 per share.10,975
Dec 11, 2013MCCLEMENTS WILLIAM M.Officer1,500DirectPurchase at $4.05 per share.6,075
Dec 10, 2013PORTER MICHAEL EDirector18,000DirectPurchase at $4.38 per share.78,840
Dec 6, 2013QUIGLEY JAMES H.Director39,000DirectPurchase at $4.70 per share.183,300
Dec 4, 2013MULROY ROBERT J.Officer33,100DirectPurchase at $4.42 per share.146,302
Dec 3, 2013PORTER MICHAEL EDirector5,000DirectPurchase at $4.25 per share.21,250
Dec 3, 2013NASH SARAH EDirector500DirectPurchase at $4.35 per share.2,175
Dec 2, 2013PORTER MICHAEL EDirector70,000DirectPurchase at $4.17 per share.291,900
Dec 2, 2013MCCLEMENTS WILLIAM M.Officer2,000DirectPurchase at $4.06 per share.8,120
Dec 2, 2013NASH SARAH EDirector47,000DirectPurchase at $4.17 per share.195,990
Nov 29, 2013SINSKEY ANTHONY JDirector3,800DirectPurchase at $3.92 per share.14,896
Nov 29, 2013PORTER MICHAEL EDirector25,000DirectPurchase at $3.79 per share.94,750
Nov 29, 2013MCCLEMENTS WILLIAM M.Officer1,000DirectPurchase at $3.91 per share.3,910
Nov 27, 2013CROCKER GARY LDirector207,000IndirectPurchase at $3.71 - $3.74 per share.771,0002
Nov 27, 2013PORTER MICHAEL EDirector50,000DirectPurchase at $3.51 per share.175,500
Nov 27, 2013MCCLEMENTS WILLIAM M.Officer6,000DirectPurchase at $3.56 per share.21,360
May 6, 2013MULROY ROBERT J.Officer50,000DirectOption Exercise at $2.19 per share.109,500
Apr 29, 2013STEWART EDWARD J.Officer5,000DirectOption Exercise at $2.19 per share.10,950
Apr 25, 2013DRESSER JAMES VAN B.Director15,000DirectOption Exercise at $2.19 per share.32,850
Apr 24, 2013NIELSEN ULRIK B.Officer10,483DirectOption Exercise at $2.19 per share.22,957
Apr 24, 2013SINSKEY ANTHONY JDirector15,000DirectOption Exercise at $2.19 per share.32,850
Apr 24, 2013NIELSEN ULRIK B.Officer10,483DirectAutomatic Sale at $5.40 per share.56,608
Apr 15, 2013FEHR GORDON J.Director15,000DirectOption Exercise at $2.19 per share.32,850
Apr 15, 2013FEHR GORDON J.Director15,000DirectAutomatic Sale at $6.04 per share.90,600
Feb 5, 2013NIYIKIZA CLET M.Officer41,507DirectOption Exercise at $2.12 per share.87,994
Dec 18, 2012NIYIKIZA CLET M.Officer100,000DirectOption Exercise at $2.12 per share.211,999
Dec 17, 2012PORTER MICHAEL EDirector15,000DirectOption Exercise at $2.19 per share.32,850
Dec 17, 2012KHAN FAZAL R.Officer25,000DirectSale at $6.41 per share.160,250
Dec 17, 2012KHAN FAZAL R.Officer25,000DirectOption Exercise at $1.71 per share.42,750
Dec 14, 2012MENDELSOHN JOHNDirector5,000DirectPurchase at $6.63 per share.33,150
Dec 13, 2012KHAN FAZAL R.Officer25,000DirectOption Exercise at $1.71 per share.42,750
Dec 13, 2012CROCKER GARY LDirector36,500IndirectPurchase at $6.77 per share.247,105
Dec 13, 2012KHAN FAZAL R.Officer25,000DirectSale at $6.73 per share.168,250
Dec 10, 2012PORTER MICHAEL EDirector10,000DirectPurchase at $6.08 per share.60,800
Dec 3, 2012NIELSEN ULRIK B.Officer75,000DirectSale at $7.37 per share.552,750
Sep 14, 2012CROCKER GARY LDirector64,800IndirectPurchase at $8.32 - $8.34 per share.540,0002
Aug 24, 2012QUIGLEY JAMES H.Director12,500DirectPurchase at $7.50 - $7.55 per share.94,0002
Aug 1, 2012SINSKEY ANTHONY JDirector20,000DirectOption Exercise at $2.19 per share.43,800
Jul 24, 2012DRESSER JAMES VAN B.Director20,000DirectOption Exercise at $2.19 per share.43,800
Jul 16, 2012NIELSEN ULRIK B.Officer4,368DirectOption Exercise at $2.19 per share.9,565
Data provided by EDGAR Online
* = Where indicated, some values are estimates.
1= Potential proceeds estimated by the filer.
2= Estimated based on the average of multiple prices reported.
3= Multiple dates reported. Most recent date shown.

Currency in USD.



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