NPWR NET Power Inc.

NYSE
$1.75

NET Power Inc. (NPWR) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

30D 90D 6M 1Y
Insider signal In line Selling ran in line with NPWR's own trailing one-year pace, with 0% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 2 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
3
129 transactions
Purchases
$0
0 shares
Sales
$42.9M
16,032,316 shares
Net activity
-$42.9M
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $42.9M 129 transactions · 16,032,316 shares

Largest single sale: $3.2M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

No open-market insider purchase on record.

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Sell 150,000 $1.84 $276.1K 750,000 −16.7% of holding
NPEH, LLC 10% Owner Sell 150,000 $1.84 $276.1K 750,000 −16.7% of holding
Sell 100,000 $1.94 $193.5K 900,000 −10% of holding
NPEH, LLC 10% Owner Sell 100,000 $1.94 $193.5K 900,000 −10% of holding
Sell 507,100 $1.95 $990.5K 1,242,900 −29% of holding
NPEH, LLC 10% Owner Sell 507,100 $1.95 $990.5K 1,242,900 −29% of holding
Sell 200,000 $1.62 $323.8K 1,750,000 −10.3% of holding
NPEH, LLC 10% Owner Sell 200,000 $1.62 $323.8K 1,750,000 −10.3% of holding
Sell 50,000 $1.63 $81.6K 1,950,000 −2.5% of holding
NPEH, LLC 10% Owner Sell 50,000 $1.63 $81.6K 1,950,000 −2.5% of holding
Sell 35,000 $1.60 $56.0K 2,000,000 −1.7% of holding
NPEH, LLC 10% Owner Sell 35,000 $1.60 $56.0K 2,000,000 −1.7% of holding
Sell 55,400 $1.55 $86.1K 2,035,000 −2.7% of holding
NPEH, LLC 10% Owner Sell 55,400 $1.55 $86.1K 2,035,000 −2.7% of holding
Sell 60,345 $1.53 $92.1K 2,090,400 −2.8% of holding
NPEH, LLC 10% Owner Sell 60,345 $1.53 $92.1K 2,090,400 −2.8% of holding
Sell 89,255 $1.51 $134.4K 2,150,745 −4% of holding
NPEH, LLC 10% Owner Sell 89,255 $1.51 $134.4K 2,150,745 −4% of holding
Sell 140,000 $1.51 $211.5K 2,240,000 −5.9% of holding
NPEH, LLC 10% Owner Sell 140,000 $1.51 $211.5K 2,240,000 −5.9% of holding
Sell 120,000 $1.54 $184.7K 2,380,000 −4.8% of holding
NPEH, LLC 10% Owner Sell 120,000 $1.54 $184.7K 2,380,000 −4.8% of holding
Sell 155,000 $1.43 $221.4K 2,500,000 −5.8% of holding
NPEH, LLC 10% Owner Sell 155,000 $1.43 $221.4K 2,500,000 −5.8% of holding
Sell 45,000 $1.41 $63.3K 2,655,000 −1.7% of holding
NPEH, LLC 10% Owner Sell 45,000 $1.41 $63.3K 2,655,000 −1.7% of holding
Sell 55,858 $1.47 $82.2K 2,700,000 −2% of holding
NPEH, LLC 10% Owner Sell 55,858 $1.47 $82.2K 2,700,000 −2% of holding
Sell 39,142 $1.51 $59.0K 2,755,858 −1.4% of holding
NPEH, LLC 10% Owner Sell 39,142 $1.51 $59.0K 2,755,858 −1.4% of holding
Sell 90,000 $1.53 $137.3K 2,795,000 −3.1% of holding
NPEH, LLC 10% Owner Sell 90,000 $1.53 $137.3K 2,795,000 −3.1% of holding
Sell 80,000 $1.53 $122.4K 2,885,000 −2.7% of holding
NPEH, LLC 10% Owner Sell 80,000 $1.53 $122.4K 2,885,000 −2.7% of holding
Sell 35,000 $2.43 $85.2K 2,965,000 −1.2% of holding
NPEH, LLC 10% Owner Sell 35,000 $2.43 $85.2K 2,965,000 −1.2% of holding
Sell 400,000 $2.44 $975.6K 3,000,000 −11.8% of holding
NPEH, LLC 10% Owner Sell 400,000 $2.44 $975.6K 3,000,000 −11.8% of holding
Sell 100,000 $2.04 $204.3K 400,000 −20% of holding
NPEH, LLC 10% Owner Sell 100,000 $2.04 $204.3K 400,000 −20% of holding
Sell 79,858 $2.05 $163.8K 500,000 −13.8% of holding
NPEH, LLC 10% Owner Sell 79,858 $2.05 $163.8K 500,000 −13.8% of holding
Sell 4,744 $2.00 $9.5K 579,858 −0.8% of holding
NPEH, LLC 10% Owner Sell 4,744 $2.00 $9.5K 579,858 −0.8% of holding
Sell 1,881 $2.00 $3.8K 584,602 −0.3% of holding
NPEH, LLC 10% Owner Sell 1,881 $2.00 $3.8K 584,602 −0.3% of holding
Sell 63,517 $2.03 $129.2K 586,483 −9.8% of holding
NPEH, LLC 10% Owner Sell 63,517 $2.03 $129.2K 586,483 −9.8% of holding
Sell 125,000 $2.14 $267.6K 650,000 −16.1% of holding
NPEH, LLC 10% Owner Sell 125,000 $2.14 $267.6K 650,000 −16.1% of holding
Sell 75,000 $2.07 $155.2K 775,000 −8.8% of holding
NPEH, LLC 10% Owner Sell 75,000 $2.07 $155.2K 775,000 −8.8% of holding
Sell 100,000 $2.14 $214.1K 850,000 −10.5% of holding
NPEH, LLC 10% Owner Sell 100,000 $2.14 $214.1K 850,000 −10.5% of holding
Sell 150,000 $2.03 $304.6K 950,000 −13.6% of holding
NPEH, LLC 10% Owner Sell 150,000 $2.03 $304.6K 950,000 −13.6% of holding
Sell 60,000 $2.02 $121.4K 1,100,000 −5.2% of holding
NPEH, LLC 10% Owner Sell 60,000 $2.02 $121.4K 1,100,000 −5.2% of holding
Sell 40,000 $2.08 $83.2K 1,160,000 −3.3% of holding
NPEH, LLC 10% Owner Sell 40,000 $2.08 $83.2K 1,160,000 −3.3% of holding
Sell 54,780 $2.35 $128.7K 1,200,000 −4.4% of holding
NPEH, LLC 10% Owner Sell 54,780 $2.35 $128.7K 1,200,000 −4.4% of holding
Sell 65,220 $2.38 $155.4K 1,254,780 −4.9% of holding
NPEH, LLC 10% Owner Sell 65,220 $2.38 $155.4K 1,254,780 −4.9% of holding
Sell 100,000 $2.38 $238.4K 1,320,000 −7% of holding
NPEH, LLC 10% Owner Sell 100,000 $2.38 $238.4K 1,320,000 −7% of holding
Sell 130,000 $2.35 $306.1K 1,420,000 −8.4% of holding
NPEH, LLC 10% Owner Sell 130,000 $2.35 $306.1K 1,420,000 −8.4% of holding
Sell 230,000 $2.63 $605.5K 1,550,000 −12.9% of holding
NPEH, LLC 10% Owner Sell 230,000 $2.63 $605.5K 1,550,000 −12.9% of holding
Sell 135,000 $2.57 $347.2K 1,780,000 −7% of holding
NPEH, LLC 10% Owner Sell 135,000 $2.57 $347.2K 1,780,000 −7% of holding
Sell 135,000 $2.74 $369.6K 1,915,000 −6.6% of holding
NPEH, LLC 10% Owner Sell 135,000 $2.74 $369.6K 1,915,000 −6.6% of holding
Sell 170,000 $2.21 $375.6K 2,050,000 −7.7% of holding
NPEH, LLC 10% Owner Sell 170,000 $2.21 $375.6K 2,050,000 −7.7% of holding
Sell 130,000 $2.17 $281.7K 2,220,000 −5.5% of holding
NPEH, LLC 10% Owner Sell 130,000 $2.17 $281.7K 2,220,000 −5.5% of holding
Sell 100,000 $2.26 $226.5K 2,350,000 −4.1% of holding
NPEH, LLC 10% Owner Sell 100,000 $2.26 $226.5K 2,350,000 −4.1% of holding
Sell 100,000 $2.34 $234.3K 2,450,000 −3.9% of holding
NPEH, LLC 10% Owner Sell 100,000 $2.34 $234.3K 2,450,000 −3.9% of holding
Sell 40,000 $2.82 $112.9K 2,550,000 −1.5% of holding
NPEH, LLC 10% Owner Sell 40,000 $2.82 $112.9K 2,550,000 −1.5% of holding
Sell 140,000 $2.81 $393.3K 2,590,000 −5.1% of holding
NPEH, LLC 10% Owner Sell 140,000 $2.81 $393.3K 2,590,000 −5.1% of holding
Sell 105,000 $2.91 $305.2K 2,730,000 −3.7% of holding
NPEH, LLC 10% Owner Sell 105,000 $2.91 $305.2K 2,730,000 −3.7% of holding
Sell 65,000 $2.94 $191.3K 2,835,000 −2.2% of holding
NPEH, LLC 10% Owner Sell 65,000 $2.94 $191.3K 2,835,000 −2.2% of holding
Sell 200,000 $2.94 $587.1K 2,900,000 −6.5% of holding
NPEH, LLC 10% Owner Sell 200,000 $2.94 $587.1K 2,900,000 −6.5% of holding
Sell 17,163 $2.50 $42.9K 3,100,000 −0.6% of holding
NPEH, LLC 10% Owner Sell 17,163 $2.50 $42.9K 3,100,000 −0.6% of holding
Sell 132,837 $2.60 $345.0K 3,117,163 −4.1% of holding
NPEH, LLC 10% Owner Sell 132,837 $2.60 $345.0K 3,117,163 −4.1% of holding
Sell 250,000 $2.57 $642.0K 3,250,000 −7.1% of holding
NPEH, LLC 10% Owner Sell 250,000 $2.57 $642.0K 3,250,000 −7.1% of holding
Sell 338,653 $2.81 $951.5K 3,500,000 −8.8% of holding
NPEH, LLC 10% Owner Sell 338,653 $2.81 $951.5K 3,500,000 −8.8% of holding
Sell 8,477 $4.00 $33.9K 1,838,653 −0.5% of holding
NPEH, LLC 10% Owner Sell 8,477 $4.00 $33.9K 1,838,653 −0.5% of holding
Sell 18,116 $4.05 $73.4K 1,847,130 −1% of holding
NPEH, LLC 10% Owner Sell 18,116 $4.05 $73.4K 1,847,130 −1% of holding
Beauchamp Cynda 10% Owner Sell 18,116 $4.05 $73.4K 1,847,130 −1% of holding
Sell 107,754 $4.04 $435.1K 1,865,246 −5.5% of holding
NPEH, LLC 10% Owner Sell 107,754 $4.04 $435.1K 1,865,246 −5.5% of holding
Sell 786,832 $4.12 $3.2M 1,973,000 −28.5% of holding
NPEH, LLC 10% Owner Sell 786,832 $4.12 $3.2M 1,973,000 −28.5% of holding
Sell 7,585 $3.77 $28.6K 2,759,832 −0.3% of holding
NPEH, LLC 10% Owner Sell 7,585 $3.77 $28.6K 2,759,832 −0.3% of holding
Sell 200,000 $3.77 $753.2K 2,767,417 −6.7% of holding
NPEH, LLC 10% Owner Sell 200,000 $3.77 $753.2K 2,767,417 −6.7% of holding
Sell 32,583 $3.70 $120.7K 2,967,417 −1.1% of holding
NPEH, LLC 10% Owner Sell 32,583 $3.70 $120.7K 2,967,417 −1.1% of holding
Sell 284,100 $3.69 $1.0M 3,000,000 −8.7% of holding
NPEH, LLC 10% Owner Sell 284,100 $3.69 $1.0M 3,000,000 −8.7% of holding
Sell 89,000 $3.31 $294.3K 3,284,100 −2.6% of holding
NPEH, LLC 10% Owner Sell 89,000 $3.31 $294.3K 3,284,100 −2.6% of holding
Sell 189,300 $3.53 $668.4K 3,373,100 −5.3% of holding
NPEH, LLC 10% Owner Sell 189,300 $3.53 $668.4K 3,373,100 −5.3% of holding
Sell 201,000 $3.58 $719.3K 3,562,400 −5.3% of holding
NPEH, LLC 10% Owner Sell 201,000 $3.58 $719.3K 3,562,400 −5.3% of holding
Sell 13,959 $4.71 $65.7K 3,763,400 −0.4% of holding
NPEH, LLC 10% Owner Sell 13,959 $4.71 $65.7K 3,763,400 −0.4% of holding
2 fills Sell 222,641 $4.86 $1.1M 3,900,000 −5.4% of holding
NPEH, LLC 2 fills 10% Owner Sell 222,641 $4.86 $1.1M 3,900,000 −5.4% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.