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STOCK TICKER:
Merrimack Pharmaceuticals, Inc. - Common Stock   (ticker: MACK)
Insiders' Indicator :          Buy          (Click Here For Details)
INSIDERS' Score: 65
0 100 65
BuySell
Latest 1 month: 0 0
Latest 6 Months: 54,090 0
52 Weeks: 241,001 0
Details Of Insider Trading Activities
TransactionCompanyTickerInsiderShares TradedAvg.
Price
Total ValueFiling
2019-07-16
Purchase
MERRIMACK PHARMACEUTICALS INCMACKAryeh Jason
10% owner
302$5.44$1,642
2019-07-12
Purchase
MERRIMACK PHARMACEUTICALS INCMACKAryeh Jason
10% owner
3,400$5.68$19,312
2019-07-11
Purchase
MERRIMACK PHARMACEUTICALS INCMACKAryeh Jason
10% owner
100$5.71$571
2019-07-02
Purchase
MERRIMACK PHARMACEUTICALS INCMACKJFL Capital Management, LLC
10% owner
17,131$5.85$100,216
2019-07-01
Purchase
MERRIMACK PHARMACEUTICALS INCMACKJFL Capital Management, LLC
10% owner
9,593$6.00$57,558
2019-06-28
Purchase
MERRIMACK PHARMACEUTICALS INCMACKJFL Capital Management, LLC
10% owner
23,564$5.95$140,205
2019-04-17
Purchase
MERRIMACK PHARMACEUTICALS INCMACK22NW, LP
10% owner
16,200$6.00$97,200
2019-04-16
Purchase
MERRIMACK PHARMACEUTICALS INCMACK22NW, LP
10% owner
20,450$5.95$121,677
2019-04-15
Purchase
MERRIMACK PHARMACEUTICALS INCMACK22NW, LP
10% owner
30,110$5.73$172,530
2019-04-08
Purchase
MERRIMACK PHARMACEUTICALS INCMACKJFL Capital Management, LLC
10% owner
10,990$5.73$62,972
2019-04-08
Purchase
MERRIMACK PHARMACEUTICALS INCMACK22NW, LP
10% owner
32,873$5.81$190,992
2019-04-05
Purchase
MERRIMACK PHARMACEUTICALS INCMACKJFL Capital Management, LLC
10% owner
26,288$5.95$156,413
2019-04-05
Purchase
MERRIMACK PHARMACEUTICALS INCMACK22NW, LP
10% owner
50,000$6.12$306,000
2017-09-15
Sale
MERRIMACK PHARMACEUTICALS INCMACKNielsen Ulrik B.
Director
7,796$14.23$110,937
2017-09-14
Sale
MERRIMACK PHARMACEUTICALS INCMACKNielsen Ulrik B.
Director
100$14.20$1,420
2017-09-13
Sale
MERRIMACK PHARMACEUTICALS INCMACKNielsen Ulrik B.
Director
6,800$14.27$97,036
2017-09-11
Sale
MERRIMACK PHARMACEUTICALS INCMACKNielsen Ulrik B.
Director
14,756$14.46$213,371
2017-05-12
Sale
MERRIMACK PHARMACEUTICALS INCMACKDrummond Daryl C
Head of Research
4,097$3.72$15,240
2016-07-25
Sale
MERRIMACK PHARMACEUTICALS INCMACKSchoeberl Birgit M.
Head of Discovery
50,000$5.50$275,000
2016-03-17
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
5,000$7.20$36,000
2016-03-15
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
5,000$7.65$38,250
2016-03-08
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
10,000$7.09$70,900
2016-03-03
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
10,000$6.27$62,699
2016-03-02
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
5,000$6.63$33,150
2016-03-01
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
10,000$6.60$66,000
2016-02-29
Purchase
MERRIMACK PHARMACEUTICALS INCMACKLee Vivian S
Director
35,000$5.50$192,500
2016-02-29
Purchase
MERRIMACK PHARMACEUTICALS INCMACKMcClements William M.
Head of Corporate Operations
2,000$5.72$11,440
2016-02-29
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
10,000$5.61$56,100
2016-01-05
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
4,000$8.00$32,000
2015-12-01
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
5,000$9.33$46,650
2015-11-02
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
6,000$9.42$56,520
2015-10-16
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
1,000$10.00$10,000
2015-10-02
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
1,000$9.00$9,000
2015-10-01
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
4,000$8.00$32,000
2015-09-01
Sale
MERRIMACK PHARMACEUTICALS INCMACKStewart Edward J.
Head of Commercial
6,000$9.88$59,280
2015-08-21
Purchase
MERRIMACK PHARMACEUTICALS INCMACKPORTER MICHAEL E
Director
5,000$9.76$48,800

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