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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ALTIMMUNE INC: ALT
Price: 2/6/26 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
$4.87 $7.73 $2.90 $610 125 4,986 0.0% 25.5% 40.08% 0.64%
Exch Sector Industry Sub-Industry
NasdaqGM Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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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
    
 
ROBERTS M SCOT
O
JS
$28,936
5,188
1/30/26
2/2/26
---
$5.55
101,811
-4.8
D
R
2/3/26 - 4:15:42 pm
2
    
 
ROBERTS M SCOT
O
JB
$17,091
22,617
1/30/26
2/2/26
---
$3.07
115,153
24.4
D
R
2/3/26 - 4:15:42 pm
3
    
 
GARG VIPIN K
DIR
JB
$21,263
33,701
1/30/26
1/31/26
---
$3.07
429,225
8.5
D
R
2/2/26 - 4:15:29 pm
4
    
 
JORDT RAYMOND M
O
JB
$14,033
4,571
---
1/31/26
---
$3.07
70,107
7.0
D
---
2/2/26 - 4:10:06 pm
5
    
 
GARG VIPIN K
DIR
JS
$65,139
11,632
---
1/30/26
---
$5.60
417,593
-2.7
D
R
2/2/26 - 4:15:29 pm
6
    
 
JORDT RAYMOND M
O
JS
$26,135
4,229
---
1/27/26
---
$6.18
65,536
-6.1
D
R
1/29/26 - 4:15:08 pm
7
    
 
JORDT RAYMOND M
O
JB
---
15,850
---
1/27/26
---
---
69,765
29.4
D
R
1/29/26 - 4:15:08 pm
8
    
 
GARG VIPIN K
DIR
JS
$110,610
17,898
---
1/27/26
---
$6.18
402,450
-4.3
D
R
1/29/26 - 4:10:07 pm
9
    
 
GARG VIPIN K
DIR
JB
---
41,200
---
1/27/26
---
---
420,348
10.9
D
R
1/29/26 - 4:10:07 pm
10
    
 
ROBERTS M SCOT
O
JS
$29,343
4,748
---
1/27/26
---
$6.18
95,395
-4.7
D
R
1/29/26 - 4:05:07 pm
11
    
 
ROBERTS M SCOT
O
JB
---
15,850
---
1/27/26
---
---
100,143
18.8
D
R
1/29/26 - 4:05:07 pm
12
    
 
JORDT RAYMOND M
O
JS
$21,203
3,855
---
1/25/26
---
$5.50
53,915
-6.7
D
R
1/27/26 - 7:10:05 am
13
    
 
JORDT RAYMOND M
O
JB
---
14,600
---
1/25/26
---
---
57,770
33.8
D
R
1/27/26 - 7:10:05 am
14
    
 
GARG VIPIN K
DIR
JS
$98,912
17,984
---
1/25/26
---
$5.50
379,148
-4.5
D
R
1/27/26 - 7:05:05 am
15
    
 
GARG VIPIN K
DIR
JB
---
42,050
---
1/25/26
---
---
397,132
11.8
D
R
1/27/26 - 7:05:05 am
16
    
 
ROBERTS M SCOT
O
JS
$24,052
4,373
---
1/25/26
---
$5.50
84,293
-4.9
D
R
1/27/26 - 7:00:04 am
17
    
 
ROBERTS M SCOT
O
JB
---
14,600
---
1/25/26
---
---
88,666
19.7
D
R
1/27/26 - 7:00:04 am
18
1y
1
0%
-53%
2
PISANO WAYNE
DIR
B
$20,410
5,000
---
1/8/26
---
$4.08
13,498
58.8
D
---
1/9/26 - 4:10:05 pm
19
9m
1
0%
-13%
6
SOHN CATHERINE A
DIR
B
$2,118
500
---
1/5/26
---
$4.24
1,500
50.0
D
---
1/5/26 - 4:05:39 pm
20
    
 
JORDT RAYMOND M
O
JS
$8,935
2,475
---
1/1/26
---
$3.61
43,170
-5.4
D
R
1/5/26 - 4:10:21 pm
21
    
 
JORDT RAYMOND M
O
JB
---
9,375
---
1/1/26
---
---
45,645
25.8
D
R
1/5/26 - 4:10:21 pm
22
    
 
JORKASKY DIANE
DIR
B
$2,003
527
---
12/29/25
---
$3.80
527
New
D
---
12/29/25 - 4:10:05 pm
23
1y
1
0%
-83%
1
GILL JOHN
DIR
B
$51,250
12,500
---
12/23/25
---
$4.10
12,500
New
D
---
12/23/25 - 4:10:05 pm
24
    
 
DURSO JEROME BENEDICT
DIR
B
$51,569
12,500
---
12/22/25
---
$4.13
12,500
New
D
---
12/22/25 - 4:10:38 pm
25
    
 
WEAVER GREGORY L
CFO
JS
$24,276
5,672
---
11/11/25
---
$4.28
23,078
-19.7
D
R
11/12/25 - 4:07:21 pm
26
    
 
WEAVER GREGORY L
CFO
JB
---
18,750
---
11/11/25
---
---
28,750
187.5
D
R
11/12/25 - 4:07:21 pm
27
    
 
ARBET ENGELS CHRISTOPHE
O
3
---
---
---
10/1/25
---
---
---
---
---
---
10/3/25 - 4:21:37 pm
28
    
 
RICHARDSON LINDA M
O
3
---
---
---
9/16/25
---
---
---
---
---
---
9/17/25 - 4:36:31 pm
29
    
 
JORDT RAYMOND M
O
JB
$4,296
1,368
---
7/31/25
---
$3.14
36,270
3.9
D
---
8/4/25 - 4:06:54 pm
30
    
 
HARRIS MATTHEW SCOTT
O
JB
$6,337
2,018
---
7/31/25
---
$3.14
16,087
14.3
D
---
8/4/25 - 4:05:50 pm
31
    
 
ROBERTS M SCOT
O
JB
$2,656
846
---
7/31/25
---
$3.14
74,066
1.2
D
---
8/4/25 - 4:05:21 pm
32
9m
1
0%
-13%
6
SOHN CATHERINE A
DIR
B
$5,785
1,000
---
3/17/25
---
$5.78
1,000
New
D
---
3/18/25 - 4:15:22 pm
33
9m
1
0%
-11%
7
WEAVER GREGORY L
CFO
B
$51,996
10,000
---
3/13/25
---
$5.20
10,000
New
D
---
3/14/25 - 7:27:34 am
34
    
 
HARRIS MATTHEW SCOTT
O
JS
---
67,787
---
3/7/25
---
---
14,069
-82.8
D
---
3/11/25 - 4:05:11 pm
35
    
 
LAWVER TERI L
DIR
3
---
---
---
2/24/25
---
---
---
---
---
---
2/26/25 - 6:46:15 pm
36
    
 
DURSO JEROME BENEDICT
DIR
3
---
---
---
2/24/25
---
---
---
---
---
---
2/25/25 - 5:44:25 pm
37
    
 
GARG VIPIN K
PR,CEO,DIR
JS
$184,913
27,214
1/30/25
2/2/25
---
$6.64
330,995
-7.6
D
R
2/3/25 - 8:50:04 pm
38
    
 
GARG VIPIN K
PR,CEO,DIR
JB
$21,264
66,375
1/30/25
2/2/25
---
$5.18
363,364
22.3
D
R
2/3/25 - 8:50:04 pm
39
    
 
HARRIS MATTHEW SCOTT
O
JS
$54,196
7,990
1/30/25
2/2/25
---
$6.64
70,827
-10.1
D
R
2/3/25 - 8:48:13 pm
40
    
 
HARRIS MATTHEW SCOTT
O
JB
$9,868
25,121
1/30/25
2/2/25
---
$5.18
84,564
42.3
D
R
2/3/25 - 8:48:13 pm
41
    
 
ROBERTS M SCOT
O
JS
$46,300
6,826
1/30/25
2/2/25
---
$6.64
60,212
-10.2
D
R
2/3/25 - 8:43:47 pm
42
    
 
ROBERTS M SCOT
O
JB
$16,493
26,400
1/30/25
2/2/25
---
$5.18
75,536
53.7
D
R
2/3/25 - 8:43:47 pm
43
    
 
JORDT RAYMOND M
O
JB
$13,541
2,614
---
1/31/25
---
$5.18
34,902
8.1
D
---
2/3/25 - 8:45:33 pm
44
    
 
ROBERTS M SCOT
O
JS
$29,763
4,264
---
1/25/25
---
$6.98
53,646
-7.4
D
R
1/28/25 - 9:06:36 pm
45
    
 
ROBERTS M SCOT
O
JB
---
14,600
---
1/25/25
---
---
57,910
33.7
D
R
1/28/25 - 9:06:36 pm
46
    
 
JORDT RAYMOND M
O
JS
$26,957
3,862
---
1/25/25
---
$6.98
32,288
-10.7
D
R
1/28/25 - 9:05:53 pm
47
    
 
JORDT RAYMOND M
O
JB
---
14,600
---
1/25/25
---
---
36,150
67.7
D
R
1/28/25 - 9:05:53 pm
48
    
 
HARRIS MATTHEW SCOTT
O
JS
$34,858
4,994
---
1/25/25
---
$6.98
64,725
-7.2
D
R
1/28/25 - 9:05:20 pm
49
    
 
HARRIS MATTHEW SCOTT
O
JB
---
14,600
---
1/25/25
---
---
69,719
26.5
D
R
1/28/25 - 9:05:20 pm
50
    
 
GARG VIPIN K
PR,CEO,DIR
JS
$126,736
18,157
---
1/25/25
---
$6.98
315,921
-5.4
D
R
1/28/25 - 9:04:23 pm
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