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Insider Trading - MERRIMACK PHARMACEUTICALS INC (MACK)

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SPAC List: List of Special Purpose Acquisition Companies

MACK Insider Trading Transactions for MERRIMACK PHARMACEUTICALS INC
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2019-06-28
Purchase
2019-07-02
7:01 pm
MERRIMACK PHARMACEUTICALS INC MACK JFL Capital Management LLC
JFL Capital Management LP
JFL Capital Holdings LLC
JFL Partners Fund LP
Lawler Joseph F.
10% Owner
50,288 $5.923 $297,856 739,676
(Indirect)
View
2019-07-11
Purchase
2019-07-15
4:32 pm
MERRIMACK PHARMACEUTICALS INC MACK Aryeh Jason
10% Owner
3,500 $5.6843 $19,895 3,500
(Direct)
View
2019-07-16
Purchase
2019-07-18
7:38 pm
MERRIMACK PHARMACEUTICALS INC MACK Aryeh Jason
10% Owner
302 $5.44 $1,643 3,802
(Direct)
View
2020-04-03
Purchase
2020-04-07
7:23 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
16,793 $2.7411 $46,032 683,120
(Indirect)
View
2020-04-03
Purchase
2020-04-07
7:24 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
16,792 $2.7383 $45,982 502,588
(Indirect)
View
2020-04-07
Purchase
2020-04-08
5:37 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
5,899 $3.0318 $17,885 505,036
(Indirect)
View
2020-04-07
Purchase
2020-04-08
5:40 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
5,899 $3.0318 $17,885 689,019
(Indirect)
View
2020-04-22
Purchase
2020-04-22
2:27 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
3,749 $3.25 $12,184 692,768
(Indirect)
View
2020-04-20
Purchase
2020-04-22
2:30 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
3,749 $3.25 $12,184 506,592
(Indirect)
View
2020-07-22
Purchase
2020-07-24
6:59 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
177,274 $3.1143 $552,087 580,515
(Indirect)
View
2020-07-22
Purchase
2020-07-24
6:59 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
177,274 $3.1143 $552,086 227,182
(Indirect)
View
2020-07-22
Sale
2020-07-24
7:03 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
193,509 $3.0824 $596,465 0
(Indirect
Direct)
View
2020-08-11
Purchase
2020-08-13
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
16,042 $3.4575 $55,466 587,205
(Indirect)
View
2020-08-11
Purchase
2020-08-13
4:06 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
16,030 $3.4575 $55,423 243,212
(Indirect)
View
2020-08-13
Purchase
2020-08-17
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
609 $3.5 $2,132 820,055
(Indirect)
View
2020-08-13
Purchase
2020-08-17
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
608 $3.5 $2,128 587,459
(Indirect)
View
2020-11-12
Purchase
2020-11-16
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
56,490 $3.65 $206,189 297,743
(Indirect)
View
2020-11-12
Purchase
2020-11-16
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
56,490 $3.6451 $205,912 611,015
(Indirect)
View
2020-11-24
Purchase
2020-11-27
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
69,088 $3.65 $252,171 315,757
(Indirect)
View
2020-11-24
Purchase
2020-11-27
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
69,087 $3.65 $252,168 639,824
(Indirect)
View
2020-12-01
Purchase
2020-12-03
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Levy Noah G.
Newtyn Management LLC
NEWTYN PARTNERS LP
NEWTYN TE PARTNERS LP
Newtyn Capital Partners LP
Ledo Capital LLC
Director
29,776 $3.9991 $119,077 652,241
(Indirect)
View
2021-02-10
Purchase
2021-02-12
6:16 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
5,104 $7.7497 $39,554 5,104
(Indirect)
View
2021-02-12
Purchase
2021-02-17
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
5,000 $7.4684 $37,342 10,104
(Indirect)
View
2021-02-23
Purchase
2021-03-05
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
5,000 $7.2009 $36,005 15,104
(Indirect)
View
2021-03-16
Purchase
2021-03-17
5:08 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
5,000 $6.7912 $33,956 20,104
(Indirect)
View
2021-03-23
Purchase
2021-03-25
5:50 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
8,627 $6.3921 $55,145 28,731
(Indirect)
View
2021-03-25
Purchase
2021-03-26
5:46 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
200 $6.13 $1,226 28,931
(Indirect)
View
2021-03-31
Purchase
2021-04-01
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
500 $6.189 $3,095 29,431
(Indirect)
View
2021-04-07
Purchase
2021-04-09
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
2,127 $6.19 $13,166 31,558
(Indirect)
View
2021-04-09
Purchase
2021-04-12
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
1,200 $6.1 $7,320 32,758
(Indirect)
View
2021-04-12
Purchase
2021-04-14
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
973 $6.069 $5,905 33,731
(Indirect)
View
2021-04-12
Purchase
2021-04-14
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
23,629 $6.0601 $143,194 896,717
(Indirect)
View
2021-04-13
Purchase
2021-04-15
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
9,874 $6.2568 $61,780 906,591
(Indirect)
View
2021-04-14
Purchase
2021-04-16
4:05 pm
MERRIMACK PHARMACEUTICALS INC MACK Andersen Eric
Western Standard LLC
WESTERN STANDARD PARTNERS LP
Western Standard Partners QP L.P.
Director
47,300 $6.6329 $313,736 322,252
(Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2019-10-17
Option Award
2019-10-21
07:55 am
N/A
2029-10-16
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
President
8,000 $0 8,000
(Direct)
View
2019-10-17
Option Award
2019-10-21
07:58 am
N/A
2029-10-16
MERRIMACK PHARMACEUTICALS INC MACK RAY RUSSELL T
Director
7,000 $0 7,000
(Direct)
View
2019-10-17
Option Award
2019-10-21
08:01 am
N/A
2029-10-16
MERRIMACK PHARMACEUTICALS INC MACK Nielsen Ulrik B.
Director
7,000 $0 7,000
(Direct)
View
2020-07-30
Option Award
2020-08-03
9:07 pm
N/A
2030-07-29
MERRIMACK PHARMACEUTICALS INC MACK CROCKER GARY L
Director
8,000 $0 8,000
(Direct)
View
2020-07-30
Option Award
2020-08-03
9:08 pm
N/A
2030-07-29
MERRIMACK PHARMACEUTICALS INC MACK Nielsen Ulrik B.
Director
7,000 $0 7,000
(Direct)
View
2020-07-30
Option Award
2020-08-03
9:09 pm
N/A
2030-07-29
MERRIMACK PHARMACEUTICALS INC MACK RAY RUSSELL T
Director
7,000 $0 7,000
(Direct)
View
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