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 JS
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Detailed Insider History for:
NET POWER INC: NPWR
Price: 1/23/26 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
$2.44 $9.45 $1.48 $205 84 1,234 0.0% 8.3% 40.73% 50.83%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Electronic And Other Electrical Equipment And Components, Except Computer Equipment Electrical Industrial Apparatus
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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
    
 
8 RIVERS CAPITAL LLC
BO
S
$699,926
295,220
1/26/26
1/28/26
$2.35
$2.38
1,254,780
-19.0
I
---
1/28/26 - 6:00:56 pm
2
    
 
NPEH LLC
BO
S
$699,926
295,220
1/26/26
1/28/26
$2.35
$2.38
1,254,780
-19.0
D
---
1/28/26 - 6:00:13 pm
3
    
 
8 RIVERS CAPITAL LLC
BO
S
$605,475
230,000
---
1/16/26
---
$2.63
1,550,000
-12.9
I
---
1/16/26 - 7:20:31 pm
4
    
 
NPEH LLC
BO
S
$605,475
230,000
---
1/16/26
---
$2.63
1,550,000
-12.9
D
---
1/16/26 - 7:17:54 pm
5
    
 
8 RIVERS CAPITAL LLC
BO
S
$716,810
270,000
1/14/26
1/15/26
---
$2.57
1,780,000
-13.2
I
---
1/16/26 - 7:20:31 pm
6
    
 
NPEH LLC
BO
S
$716,810
270,000
1/14/26
1/15/26
---
$2.57
1,780,000
-13.2
D
---
1/16/26 - 7:17:54 pm
7
    
 
NPEH LLC
BO
S
$375,632
170,000
---
12/24/25
---
$2.21
2,050,000
-7.7
D
---
12/29/25 - 7:49:54 pm
8
    
 
8 RIVERS CAPITAL LLC
BO
S
$375,632
170,000
---
12/24/25
---
$2.21
2,050,000
-7.7
I
---
12/29/25 - 7:48:27 pm
9
    
 
NPEH LLC
BO
S
$281,658
130,000
---
12/23/25
---
$2.17
2,220,000
-5.5
D
---
12/23/25 - 5:19:31 pm
10
    
 
8 RIVERS CAPITAL LLC
BO
S
$281,658
130,000
---
12/23/25
---
$2.17
2,220,000
-5.5
I
---
12/23/25 - 5:18:28 pm
11
    
 
NPEH LLC
BO
S
$460,770
200,000
12/19/25
12/22/25
---
$2.26
2,350,000
-7.8
D
---
12/23/25 - 5:19:31 pm
12
    
 
8 RIVERS CAPITAL LLC
BO
S
$460,770
200,000
12/19/25
12/22/25
---
$2.26
2,350,000
-7.8
I
---
12/23/25 - 5:18:28 pm
13
    
 
NPEH LLC
BO
S
$112,940
40,000
---
12/9/25
---
$2.82
2,550,000
-1.5
D
---
12/11/25 - 6:01:01 pm
14
    
 
8 RIVERS CAPITAL LLC
BO
S
$112,940
40,000
---
12/9/25
---
$2.82
2,550,000
-1.5
I
---
12/11/25 - 6:00:20 pm
15
    
 
NPEH LLC
BO
S
$889,702
310,000
12/4/25
12/8/25
---
$2.81
2,590,000
-10.7
D
---
12/8/25 - 5:15:42 pm
16
    
 
8 RIVERS CAPITAL LLC
BO
S
$889,702
310,000
12/4/25
12/8/25
---
$2.81
2,590,000
-10.7
I
---
12/8/25 - 5:14:34 pm
17
    
 
8 RIVERS CAPITAL LLC
BO
S
$587,080
200,000
---
11/28/25
---
$2.94
2,900,000
-6.5
I
---
12/2/25 - 5:22:28 pm
18
    
 
NPEH LLC
BO
S
$587,080
200,000
---
11/28/25
---
$2.94
2,900,000
-6.5
D
---
12/2/25 - 5:21:11 pm
19
    
 
NPEH LLC
BO
S
$387,919
150,000
11/20/25
11/21/25
---
$2.50
3,100,000
-4.6
D
---
11/24/25 - 6:39:00 pm
20
    
 
8 RIVERS CAPITAL LLC
BO
S
$387,919
150,000
11/20/25
11/21/25
---
$2.50
3,100,000
-4.6
I
---
11/24/25 - 6:36:34 pm
21
    
 
NPEH LLC
BO
S
$1,593,480
588,653
11/17/25
11/19/25
---
$2.57
3,250,000
-15.3
D
---
11/19/25 - 5:45:54 pm
22
    
 
8 RIVERS CAPITAL LLC
BO
S
$1,593,480
588,653
11/17/25
11/19/25
---
$2.57
3,250,000
-15.3
I
---
11/19/25 - 5:44:40 pm
23
    
 
8 RIVERS CAPITAL LLC
BO
S
$107,348
26,593
10/31/25
11/3/25
---
$4.00
1,838,653
-1.4
I
---
11/4/25 - 9:17:52 pm
24
    
 
8 RIVERS CAPITAL LLC
BO
JS
---
2,000,000
---
11/3/25
---
---
20,729,880
-8.8
I
---
11/4/25 - 9:17:52 pm
25
    
 
8 RIVERS CAPITAL LLC
BO
JB
---
2,000,000
---
11/3/25
---
---
3,838,653
108.8
I
---
11/4/25 - 9:17:52 pm
26
    
 
NPEH LLC
BO
S
$107,348
26,593
10/31/25
11/3/25
---
$4.00
1,838,653
-1.4
D
---
11/4/25 - 9:16:30 pm
27
    
 
NPEH LLC
BO
JS
---
2,000,000
---
11/3/25
---
---
20,729,880
-8.8
D
---
11/4/25 - 9:16:30 pm
28
    
 
NPEH LLC
BO
JB
---
2,000,000
---
11/3/25
---
---
3,838,653
108.8
D
---
11/4/25 - 9:16:30 pm
29
    
 
BEAUCHAMP CYNDA
BO
JS
---
24,577,010
---
11/2/25
---
---
---
All
I
---
11/4/25 - 9:03:36 pm
30
    
 
BEAUCHAMP CYNDA
BO
S
$73,419
18,116
---
10/31/25
---
$4.05
1,847,130
-1.0
I
---
11/4/25 - 9:03:36 pm
31
    
 
NPEH LLC
BO
S
$3,702,732
902,171
10/28/25
10/30/25
$3.77
$4.04
1,865,246
-32.6
D
---
10/30/25 - 7:39:41 pm
32
    
 
8 RIVERS CAPITAL LLC
BO
S
$3,702,732
902,171
10/28/25
10/30/25
$3.77
$4.04
1,865,246
-32.6
I
---
10/30/25 - 7:38:50 pm
33
    
 
NPEH LLC
BO
S
$1,922,282
516,683
10/23/25
10/27/25
$3.69
$3.77
2,767,417
-15.7
D
---
10/27/25 - 7:55:40 pm
34
    
 
8 RIVERS CAPITAL LLC
BO
S
$1,922,282
516,683
10/23/25
10/27/25
$3.69
$3.77
2,767,417
-15.7
I
---
10/27/25 - 7:54:50 pm
35
    
 
8 RIVERS CAPITAL LLC
BO
S
$294,332
89,000
---
10/22/25
---
$3.31
3,284,100
-2.6
I
---
10/22/25 - 8:55:02 pm
36
    
 
NPEH LLC
BO
S
$294,332
89,000
---
10/22/25
---
$3.31
3,284,100
-2.6
D
---
10/22/25 - 8:52:58 pm
37
    
 
8 RIVERS CAPITAL LLC
BO
S
$1,387,620
390,300
10/20/25
10/21/25
---
$3.53
3,373,100
-10.4
I
---
10/22/25 - 8:55:02 pm
38
    
 
NPEH LLC
BO
S
$1,387,620
390,300
10/20/25
10/21/25
---
$3.53
3,373,100
-10.4
D
---
10/22/25 - 8:52:58 pm
39
    
 
NPEH LLC
BO
S
$1,147,219
236,600
10/15/25
10/16/25
---
$4.71
3,763,400
-5.9
D
---
10/16/25 - 9:02:03 pm
40
    
 
8 RIVERS CAPITAL LLC
BO
S
$1,147,219
236,600
10/15/25
10/16/25
---
$4.71
3,763,400
-5.9
I
---
10/16/25 - 9:01:01 pm
41
    
 
NPEH LLC
BO
JS
---
4,000,000
---
10/14/25
---
---
22,729,880
-15.0
D
---
10/16/25 - 9:02:03 pm
42
    
 
NPEH LLC
BO
JB
---
4,000,000
---
10/14/25
---
---
4,000,000
New
D
---
10/16/25 - 9:02:03 pm
43
    
 
8 RIVERS CAPITAL LLC
BO
JS
---
4,000,000
---
10/14/25
---
---
22,729,880
-15.0
I
---
10/16/25 - 9:01:01 pm
44
    
 
8 RIVERS CAPITAL LLC
BO
JB
---
4,000,000
---
10/14/25
---
---
4,000,000
New
I
---
10/16/25 - 9:01:01 pm
45
    
 
BEAUCHAMP DAMIAN R
BO
3
---
---
---
7/30/25
---
---
26,729,880
---
I
---
8/11/25 - 4:30:16 pm
46
    
 
SK INC
BO
JS
---
26,729,880
---
7/30/25
---
---
---
All
I
---
7/31/25 - 7:06:37 pm
47
    
 
SK INC
BO
JS*
$6,525,000
2,500,000
---
7/15/25
---
$2.61
---
All
I
---
7/17/25 - 6:34:38 am
48
    
 
VELTMANN ALEJANDRA
DIR
JB
---
67,568
---
6/3/25
---
---
104,381
183.5
D
R
6/5/25 - 9:28:47 pm
49
    
 
PETERSON CAROL R
DIR
JB
---
67,568
---
6/3/25
---
---
104,381
183.5
D
R
6/5/25 - 9:21:40 pm
50
    
 
KELLIHER JOSEPH T
DIR
JB
---
67,568
---
6/3/25
---
---
104,381
183.5
D
R
6/5/25 - 9:14:35 pm
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