Form 4: NPEH Sells NET Power Shares

NPEH, LLC, a 10% owner and director of NET Power Inc., reported selling 588,653 shares of Class A Common Stock in two transactions.

Summary

• NPEH, LLC, identified as both a Director and a 10% Owner of NET Power Inc. (NPWR), reported the disposition of Class A Common Stock.
• On November 17, 2025, NPEH, LLC sold 338,653 shares of Class A Common Stock at a weighted average price of $2.8096 per share. The individual sales prices ranged from $2.76 to $2.885.
• On November 19, 2025, NPEH, LLC sold an additional 250,000 shares of Class A Common Stock at a weighted average price of $2.568 per share. The individual sales prices ranged from $2.505 to $2.715.
• These transactions were made pursuant to a contract, instruction, or written plan for the purchase or sale of equity securities of the issuer, intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).
• Following these reported transactions, NPEH, LLC beneficially owns 3,250,000 shares of Class A Common Stock directly.

Sentiment

Score: 3

Explanation: The sale of a substantial number of shares by a 10% owner and director, NPEH, LLC, is typically viewed negatively by investors as it may signal a lack of confidence or a belief that the stock is overvalued. However, the sales were conducted under a Rule 10b5-1 plan, which suggests the transactions were pre-scheduled and not based on immediate, non-public information, mitigating the negative impact slightly.

Positives

• The transactions were executed pursuant to a Rule 10b5-1(c) plan, indicating that the sales were pre-scheduled and not based on immediate, non-public information.

Negatives

• A significant 10% owner and director, NPEH, LLC, sold a total of 588,653 shares of Class A Common Stock, which can be perceived as a negative signal by the market.
• The sales occurred at weighted average prices of $2.8096 and $2.568, which may be lower than previous trading highs for NPWR stock.

Future Outlook

NA

Industry Context

NA

Related Party Transactions

• NPEH, LLC, a 10% owner and director of NET Power Inc., engaged in the sale of company stock, which constitutes a related party transaction.

Stakeholder Impact

• Shareholders may perceive the insider selling as a negative signal, potentially leading to downward pressure on the stock price due to concerns about management's confidence or future prospects.

Key Dates

Recommendation

While insider selling by a significant owner and director is generally a negative signal, the fact that these sales were executed under a pre-arranged 10b5-1 plan suggests they are not necessarily indicative of new, adverse information. Investors should monitor future insider activity and company performance, but a 'hold' recommendation is appropriate given the context, rather than an immediate 'sell' based solely on this Form 4.

Keywords

NET Power Inc., NPWR, NPEH LLC, insider selling, Form 4, stock sale, beneficial ownership, 10b5-1 plan, director transaction