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Detailed Insider History for:
MERRIMACK PHARMACEUTICALS INC: MACK

Price: 11/21/14 52-Wk
High
52-Wk
Low
Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)
Ind. Yield Short Int
% Float
Inst. Owned Insider Owned
$9.03 $9.59 $2.95 $956 106 2,369 0.0% 20.3% 51.64% 2.56%
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
1y
3
33%
-22%
DIR
B
$105,685
11,909
11/20/14
11/21/14
$8.76
$9.00
625,164
1.9
D
---
11/24/14 - 4:40:01 pm
2
3m
1
100%
-12%
VP,PR
OS
$42,760
5,000
11/17/14
11/18/14
$8.44
$9.00
21,385
-19.0
D
10b
11/18/14 - 5:07:48 pm
3
    
 
VP,PR
OE
$8,550
5,000
11/17/14
11/18/14
---
$1.71
25,385
24.5
D
10b
11/18/14 - 5:07:48 pm
4
1y
3
33%
-22%
DIR
B
$41,450
5,000
---
11/14/14
---
$8.29
613,255
0.8
D
---
11/18/14 - 5:08:41 pm
5
1y
4
50%
-19%
DIR
B
$121,884
14,390
11/12/14
11/13/14
---
$8.37
2,858,961
0.5
I
---
11/14/14 - 10:11:40 am
6
    
 
DIR
3
---
---
---
11/12/14
---
---
---
---
---
---
11/18/14 - 5:07:07 pm
7
1y
3
33%
-22%
DIR
B
$334,800
40,000
---
11/12/14
---
$8.37
608,255
7.0
D
---
11/13/14 - 9:50:49 am
8
3m
1
100%
-12%
VP,PR
OS
$27,150
3,000
---
10/23/14
---
$9.05
21,385
-12.3
D
10b
10/24/14 - 4:14:27 pm
9
    
 
VP,PR
OE
$5,130
3,000
---
10/23/14
---
$1.71
24,385
14.0
D
10b
10/24/14 - 4:14:27 pm
10
3m
1
100%
-12%
VP,PR
OS
$32,000
4,000
---
10/15/14
---
$8.00
21,385
-15.8
D
10b
10/17/14 - 4:44:11 pm
11
    
 
VP,PR
OE
$6,840
4,000
---
10/15/14
---
$1.71
25,385
18.7
D
10b
10/17/14 - 4:44:11 pm
12
--
--
--
--
CFO,TR
OS
$906,443
105,282
9/29/14
9/30/14
$8.40
$8.94
11,000
-90.5
D
10b
10/1/14 - 5:04:41 pm
13
    
 
CFO,TR
OE
$246,498
105,282
9/29/14
9/30/14
$2.12
$2.69
75,404
---
D
10b
10/1/14 - 5:04:41 pm
14
3m
1
100%
-12%
VP,PR
OS
$98,640
12,000
---
9/24/14
---
$8.22
21,385
-35.9
D
10b
9/26/14 - 4:14:42 pm
15
    
 
VP,PR
OE
$20,520
12,000
---
9/24/14
---
$1.71
33,385
56.1
D
10b
9/26/14 - 4:14:42 pm
16
1y
2
50%
26%
PR,CEO,DIR
OB
$24,790
19,832
---
8/29/14
---
$1.25
1,246,069
1.6
D
---
9/2/14 - 10:45:51 am
17
1y
1
0%
-35%
VP
OB
$62,500
50,000
---
8/26/14
---
$1.25
226,811
28.3
D
---
8/28/14 - 4:25:08 pm
18
3m
1
100%
-12%
VP,PR
OS
$164,880
24,000
---
8/26/14
---
$6.87
21,385
-52.9
D
10b
8/28/14 - 4:23:04 pm
19
    
 
VP,PR
OE
$30,000
24,000
---
8/26/14
---
$1.25
45,385
112.2
D
10b
8/28/14 - 4:23:04 pm
20
1y
4
25%
-21%
DIR
OB
$31,250
25,000
---
8/25/14
---
$1.25
422,543
6.3
D
---
8/27/14 - 8:22:43 am
21
1y
2
50%
26%
PR,CEO,DIR
OB
$350,210
280,168
---
8/21/14
---
$1.25
1,226,237
29.6
D
---
8/25/14 - 10:04:28 am
22
1y
3
33%
-22%
DIR
B
$221,548
32,390
---
6/23/14
---
$6.84
568,255
6.0
D
---
6/24/14 - 9:16:17 am
23
1y
4
50%
-19%
DIR
B
$246,240
36,000
---
6/23/14
---
$6.84
2,844,571
1.3
I
---
6/24/14 - 9:15:18 am
24
1y
3
0%
-24%
DIR
OB
$31,250
25,000
---
6/2/14
---
$1.25
168,974
17.4
D
---
6/3/14 - 1:26:15 pm
25
1y
2
100%
-25%
VP
OS
$841,050
105,000
---
5/27/14
---
$8.01
176,811
-37.3
D
10b
5/29/14 - 7:18:28 pm
26
    
 
VP
OE
$133,550
105,000
---
5/27/14
$1.25
$1.71
281,811
59.4
D
10b
5/29/14 - 7:18:28 pm
27
3m
1
100%
-12%
VP,PR
OS
$128,000
16,000
---
5/27/14
---
$8.00
21,385
-42.8
D
10b
5/29/14 - 7:17:45 pm
28
    
 
VP,PR
OE
$20,000
16,000
---
5/27/14
---
$1.25
37,385
74.8
D
10b
5/29/14 - 7:17:45 pm
29
1y
4
50%
-19%
DIR
B
$26,760
4,000
---
5/20/14
---
$6.69
2,808,571
0.1
D
---
5/22/14 - 11:43:39 am
30
1y
1
0%
-55%
DIR
B
$32,900
5,000
---
5/19/14
---
$6.58
56,500
9.7
D
---
5/21/14 - 7:57:01 am
31
1y
4
50%
-19%
DIR
B
$40,260
6,000
---
5/19/14
---
$6.71
2,804,571
0.2
D
---
5/20/14 - 9:53:30 am
32
1y
4
50%
-19%
DIR
B
$22,542
3,400
---
5/16/14
---
$6.63
2,798,571
0.1
I
---
5/20/14 - 9:53:30 am
33
1y
3
33%
-22%
DIR
B
$97,400
15,000
5/14/14
5/16/14
$6.49
$6.50
535,865
2.9
D
---
5/16/14 - 2:26:52 pm
34
    
 
VP
3
---
---
---
5/14/14
---
---
2,000
---
D
---
5/21/14 - 8:57:25 am
35
1y
4
25%
-21%
DIR
B
$33,700
5,000
---
5/13/14
---
$6.74
397,543
1.3
I
---
5/15/14 - 8:18:01 am
36
1y
3
33%
-11%
DIR
OB
$31,250
25,000
---
5/12/14
---
$1.25
215,143
13.1
D
---
5/14/14 - 2:28:30 pm
37
1y
3
33%
-22%
DIR
OB
$38,700
20,000
---
5/8/14
$1.71
$2.12
515,865
4.0
D
---
5/9/14 - 1:15:46 pm
38
1y
3
33%
-22%
DIR
B
$65,900
10,000
5/7/14
5/8/14
---
$6.48
520,865
2.0
D
---
5/9/14 - 1:15:46 pm
39
9m
1
100%
51%
DIR
B
$101,850
15,000
---
5/7/14
---
$6.79
955,296
1.6
D
---
5/9/14 - 10:57:08 am
40
1y
4
50%
-19%
DIR
B
$29,788
4,400
---
5/7/14
---
$6.77
2,795,171
0.2
I
---
5/8/14 - 10:44:08 am
41
1y
4
50%
-19%
DIR
B
$51,375
7,500
---
5/6/14
---
$6.85
2,790,771
0.3
I
---
5/7/14 - 1:19:02 pm
42
1y
3
33%
-22%
DIR
B
$30,600
5,000
---
5/5/14
---
$6.12
490,865
1.0
D
---
5/7/14 - 3:02:07 pm
43
1y
4
50%
-19%
DIR
B
$69,200
10,000
---
5/5/14
---
$6.92
2,783,271
0.4
D
---
5/7/14 - 1:19:02 pm
44
1y
2
50%
26%
PR,CEO,DIR
B
$31,550
5,000
---
5/5/14
---
$6.31
946,069
0.5
D
---
5/7/14 - 10:10:36 am
45
1y
4
50%
-19%
DIR
OB
$43,750
35,000
---
5/5/14
---
$1.25
2,773,271
1.3
D
---
5/6/14 - 10:08:53 am
46
1y
4
50%
-19%
DIR
B
$66,900
10,000
---
5/5/14
---
$6.69
2,738,271
0.4
I
---
5/6/14 - 10:08:53 am
47
1y
3
33%
-22%
DIR
B
$96,150
15,000
---
5/5/14
---
$6.41
485,865
3.2
D
---
5/5/14 - 1:21:28 pm
48
    
 
DIR
JS
---
36,698
---
4/17/14
---
---
940,296
-3.8
I
---
5/9/14 - 10:57:08 am
49
1y
4
50%
-19%
DIR
OB
$62,500
50,000
---
3/12/14
---
$1.25
2,728,271
1.9
D
---
3/14/14 - 8:56:12 am
50
9m
1
100%
57%
CFO,TR
OB
$19,910
11,000
---
12/31/13
---
$1.81
11,000
New
D
---
1/2/14 - 11:38:26 am
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