NET Power Inc. (NPWR) Stock Price History
Historical prices from 2021 to 2026
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NPWR Historical Performance
Short-Term Returns
NPWR Stock Price Trajectory (2021–2026)
As of May 8, 2026, NET Power Inc. (NPWR) trades at $2.05, representing a +13.3% return over the past year. The stock has delivered a -79.2% total return over five years (-26.9% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $17.62 on September 18, 2023. From this peak, NPWR has corrected -88.4%, currently trading 18% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers CLNE (+44.4% 1Y), HYLN (+52.5% 1Y), and AMRC (+134.3% 1Y), NPWR has underperformed the peer group average. Compare NPWR vs CLNE →
NPWR Historical Price Data (2025–2026)
Showing 30 of 1,194 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 2.19 | 2.24 | 2.03 | 2.05 | 906K | -5.53% |
| 2026-05-06 | 2.05 | 2.18 | 1.97 | 2.17 | 852K | +6.37% |
| 2026-05-05 | 2.01 | 2.06 | 1.97 | 2.04 | 804K | +3.03% |
| 2026-05-04 | 1.97 | 2.08 | 1.94 | 1.98 | 824K | -0.50% |
| 2026-05-01 | 1.93 | 2.02 | 1.88 | 1.99 | 767K | +4.19% |
| 2026-04-30 | 1.85 | 1.99 | 1.80 | 1.91 | 783K | +4.95% |
| 2026-04-29 | 1.80 | 1.89 | 1.72 | 1.82 | 999K | -0.55% |
| 2026-04-28 | 1.77 | 1.84 | 1.74 | 1.83 | 417K | +2.81% |
| 2026-04-27 | 1.72 | 1.80 | 1.71 | 1.78 | 476K | +2.89% |
| 2026-04-24 | 1.71 | 1.75 | 1.68 | 1.73 | 388K | +1.76% |
| 2026-04-23 | 1.77 | 1.77 | 1.66 | 1.70 | 464K | -1.73% |
| 2026-04-22 | 1.65 | 1.82 | 1.65 | 1.73 | 656K | +6.79% |
| 2026-04-21 | 1.68 | 1.72 | 1.62 | 1.62 | 469K | -2.99% |
| 2026-04-20 | 1.66 | 1.70 | 1.59 | 1.67 | 507K | -1.18% |
| 2026-04-17 | 1.68 | 1.85 | 1.64 | 1.69 | 1.51M | +5.62% |
| 2026-04-16 | 1.67 | 1.67 | 1.54 | 1.60 | 562K | -1.84% |
| 2026-04-15 | 1.54 | 1.65 | 1.54 | 1.63 | 675K | +4.49% |
| 2026-04-14 | 1.54 | 1.57 | 1.52 | 1.56 | 495K | +1.96% |
| 2026-04-13 | 1.49 | 1.57 | 1.48 | 1.53 | 410K | +1.32% |
| 2026-04-10 | 1.52 | 1.54 | 1.49 | 1.51 | 380K | 0.00% |
| 2026-04-09 | 1.52 | 1.57 | 1.50 | 1.51 | 230K | -3.21% |
| 2026-04-08 | 1.63 | 1.65 | 1.54 | 1.56 | 362K | +2.63% |
| 2026-04-07 | 1.51 | 1.55 | 1.46 | 1.52 | 508K | -1.30% |
| 2026-04-06 | 1.54 | 1.60 | 1.54 | 1.54 | 257K | -1.28% |
| 2026-04-02 | 1.52 | 1.57 | 1.48 | 1.56 | 551K | +0.65% |
| 2026-04-01 | 1.62 | 1.63 | 1.53 | 1.55 | 767K | -0.64% |
| 2026-03-31 | 1.53 | 1.64 | 1.53 | 1.56 | 622K | +4.70% |
| 2026-03-30 | 1.58 | 1.58 | 1.47 | 1.49 | 934K | -4.49% |
| 2026-03-27 | 1.63 | 1.64 | 1.53 | 1.56 | 1.04M | -5.45% |
| 2026-03-26 | 1.72 | 1.80 | 1.62 | 1.65 | 553K | -5.71% |
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View ValuationCompare NPWR vs SPIR
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Start ComparisonNPWR — Frequently Asked Questions
Quick answers to the most common questions about buying NPWR stock.
How has NPWR stock performed recently?
NPWR returned +13.3% over the past year, beating its 5-year annualized CAGR of -26.9%. The stock trades below its 200-day moving average, confirming the uptrend.
What is NPWR's all-time high price?
NET Power Inc. reached $17.62 on 2023-09-18. The 52-week high is $5.20. Current 1-year return of +13.3% places the stock closer to historical peaks.
Where can I download NPWR historical price data?
This page provides NPWR daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2021-2026, downloadable in CSV format.