ASP Isotopes Inc. (ASPI) Stock

About ASP Isotopes Inc.

ASP Isotopes Inc. is led by CEO Paul Elliot Mann, publicly traded since 2022.

ASP Isotopes Inc. (ASPI) stock trades at $1.95 with a market capitalization of $298.19M. The stock is valued at a negative price-to-earnings (P/E) ratio of -2.21, reflecting a net loss over the last twelve months, price-to-book of 1.35, price-to-sales of 11.88. Over the past 52 weeks the stock has ranged between $1.95 and $14.49, and currently trades 86.5% below its 52-week high.

On profitability, ASP Isotopes Inc. generates a return on equity (ROE) of -63.49% (negative, reflecting a net loss), return on capital employed of -19.20%, an operating margin of -237.50%, a net profit margin of -428.00%.

ASP Isotopes Inc. by the numbers, 2019–2025

Between 2019 and 2025 ASP Isotopes Inc. reported revenue of $23.0M rising to $24.0M, a change of +4.3% across 6 years. Compounded, revenue has grown 0.8% a year over five years, —% over three, 500.0% over the last twelve months. Net profit fell to $-175.0M.

Operating margin went from -45.3% in 2019 to -239.8% in 2025, a fall of 194.5 percentage points. The most recent net margin is -428.00%. On a trailing twelve-month basis to Jun '26, revenue is $31.0M and net profit $-133.0M.

Borrowings stand at $216.0M, cash from operations was $-38.0M in the latest year, positive in 0 of the last 6.

Return on equity has averaged -70.5% over five years, and was -85.8% in the most recent year.

The share price itself has compounded at —% a year over five years, —% over three, —% over the last year. Past price movement is history, not a forecast.

Figures are as reported and in the company's own reporting currency. They describe what has already happened and carry no implication about what follows.

ASP Isotopes Inc. (ASPI) — frequently asked questions