ASP Isotopes Inc. (ASPI)
Nasdaq · Miscellaneous Chemical Products · Manufacturing · CIK 1921865 · fiscal year ends in Dec
Closing price $2.02 on 30 Oct 2026; 52-week range $1.94 to $10.76.
Key figures
The last twelve months reported, with the latest price and balance sheet.
- Revenue, last twelve months
- $30.9M
- Revenue growth
- 573.4%
- Net income, last twelve months
- -$117.3M
- Earnings per share
- -$1.29
- Gross margin
- 18.3%
- Operating margin
- -321.1%
- Net margin
- -380.3%
- Free cash flow
- -$83.6M
- Return on equity
- -44.3%
- Market value
- $262.9M
- Cash
- $219.6M
- Debt
- $263.1M
- Debt to equity
- 0.99
- Shares outstanding
- 130.1M
Financial statements
Revenue, profit and cash flow by fiscal year, each year linked to its annual report.
| Fiscal year | Year end | Revenue | Operating income | Net income | EPS | Free cash flow | Filing |
|---|---|---|---|---|---|---|---|
| FY2025 | 31 Dec 2025 | $23.8M | -$59.9M | -$159.8M | -$2.11 | -$47.4M | 10-K filed 10 Apr 2026 |
| FY2024 | 31 Dec 2024 | $4.1M | -$26.4M | -$32.4M | -$0.63 | -$26.4M | 10-K filed 31 Mar 2025 |
| FY2023 | 31 Dec 2023 | $433.0K | -$16.0M | -$16.3M | -$0.49 | -$7.7M | 10-K filed 10 Apr 2024 |
| FY2022 | 31 Dec 2022 | $0 | -$5.1M | -$4.9M | -$0.18 | -$7.4M | 10-K filed 10 Apr 2024 |
By quarter
| Quarter | Quarter end | Revenue | Net income | EPS |
|---|---|---|---|---|
| Q2 FY2026 | 30 Jun 2026 | $5.1M | -$34.0M | -$0.27 |
| Q1 FY2026 | 31 Mar 2026 | $4.2M | -$7.1M | -$0.06 |
| Q4 FY2025 | 31 Dec 2025 | $16.7M | -$63.3M | -$0.81 |
| Q3 FY2025 | 30 Sep 2025 | $4.9M | -$12.9M | -$0.15 |
| Q2 FY2025 | 30 Jun 2025 | $1.2M | -$75.2M | -$1.03 |
| Q1 FY2025 | 31 Mar 2025 | $1.1M | -$8.5M | -$0.12 |
| Q4 FY2024 | 31 Dec 2024 | $1.2M | -$9.2M | -$0.11 |
| Q3 FY2024 | 30 Sep 2024 | $1.1M | -$7.4M | -$0.12 |
Revenue by segment
As the company reports it in the segment note of its annual report.
By product, FY2025
| Segment | Revenue | Share |
|---|---|---|
| Construction Services Revenue | $18.2M | 76.2% |
| Product Revenue | $5.7M | 23.8% |
By region, FY2025
| Segment | Revenue | Share |
|---|---|---|
| Hong Kong | $18.2M | 76.2% |
| ZA | $4.8M | 20.2% |
| United States | $852.0K | 3.6% |
Company events
The newest 8-K filings of 121 held.
| Filed | Form | Event | Items |
|---|---|---|---|
| 26 Oct 2026 | 8-K | Investor update | 7.01, 9.01 |
| 15 Oct 2026 | 8-K | Investor update | 7.01, 9.01 |
| 2 Oct 2026 | 8-K | Investor update | 7.01 |
| 8 Sep 2026 | 8-K | Investor update | 7.01, 9.01 |
| 20 Aug 2026 | 8-K | Material agreement, Agreement ended, New debt | 1.01, 1.02, 2.03, 9.01 |
| 20 Aug 2026 | 8-K | Investor update | 7.01, 9.01 |
| 18 Aug 2026 | 8-K | Investor update | 7.01, 9.01 |
| 6 Aug 2026 | 8-K | Investor update | 7.01, 9.01 |
| 5 Aug 2026 | 8-K | Investor update | 7.01, 9.01 |
| 4 Aug 2026 | 8-K | Results, Investor update | 2.02, 7.01, 9.01 |
| 30 Jul 2026 | 8-K | Investor update | 7.01, 9.01 |
| 28 Jul 2026 | 8-K | Investor update | 7.01, 9.01 |
Every filing
The newest filings with the SEC of 238 held.
| Filed | Form | Period |
|---|---|---|
| 26 Oct 2026 | 425 | – |
| 26 Oct 2026 | 8-K | 26 Oct 2026 |
| 15 Oct 2026 | 8-K | 15 Oct 2026 |
| 2 Oct 2026 | 8-K | 2 Oct 2026 |
| 9 Sep 2026 | 425 | – |
| 9 Sep 2026 | 425 | – |
| 8 Sep 2026 | 8-K | 8 Sep 2026 |
| 21 Aug 2026 | 425 | – |
| 20 Aug 2026 | 8-K | 14 Aug 2026 |
| 20 Aug 2026 | 425 | – |
| 20 Aug 2026 | 8-K | 20 Aug 2026 |
| 18 Aug 2026 | 8-K | 18 Aug 2026 |
Insider trades
Form 4 trades by officers, directors and 10% owners, last 12 months.
| Traded | Insider | Type | Shares | Price | Value | Held after | Form 4 |
|---|---|---|---|---|---|---|---|
| 16 Oct 2026 | Kiessling Heather, Chief Financial Officer | Sale outside a trading plan | 21,830 | $2.19 | $47.8K | 1,504,422 | 21 Oct 2026 |
| 14 Oct 2026 | Ainscow Robert, COO | Sale under a trading plan | 22,500 | $2.11 | $47.6K | 2,225,941 | 16 Oct 2026 |
| 30 Sep 2026 | Ryan Robert John Andrew, Director | Purchase | 15,000 | $2.68 | $40.2K | 675,222 | 1 Oct 2026 |
| 28 Sep 2026 | Ryan Robert John Andrew, Director | Purchase | 8,000 | $2.70 | $21.6K | 660,222 | 30 Sep 2026 |
| 8 Sep 2026 | Ainscow Robert, COO | Sale under a trading plan | 8,438 | $4.29 | $36.2K | 2,248,441 | 10 Sep 2026 |
| 4 Sep 2026 | Mann Paul Elliot, Chairman and CEO | Sale under a trading plan | 83,759 | $4.10 | $343.4K | 9,328,570 | 4 Sep 2026 |
| 3 Sep 2026 | Mann Paul Elliot, Chairman and CEO | Sale under a trading plan | 83,758 | $3.92 | $328.3K | 9,412,329 | 4 Sep 2026 |
| 2 Sep 2026 | Ainscow Donald George, EVP, Gen Counsel, Secretary | Sale outside a trading plan | 23,678 | $3.89 | $92.1K | 776,322 | 4 Sep 2026 |
| 2 Sep 2026 | Ainscow Robert, COO | Sale under a trading plan | 25,000 | $3.90 | $97.6K | 2,256,879 | 4 Sep 2026 |
| 2 Sep 2026 | Mann Paul Elliot, Chairman and CEO | Sale under a trading plan | 83,758 | $3.91 | $327.5K | 9,496,087 | 4 Sep 2026 |
| 1 Jul 2026 | Kiessling Heather, Chief Financial Officer | Sale under a trading plan | 23,124 | $6.28 | $145.2K | 1,526,252 | 2 Jul 2026 |
| 30 Jun 2026 | Ainscow Donald George, EVP, Gen Counsel, Secretary | Sale outside a trading plan | 100,000 | $6.14 | $614.0K | 800,000 | 2 Jul 2026 |
Planned insider sales
Form 144 notices, filed when the sell order goes to the broker.
| Filed | Seller | Shares | Value | Planned sale |
|---|---|---|---|---|
| 16 Oct 2026 | Heather Kiessling, Affiliate | 21,830 | $48.0K | 16 Oct 2026 |
| 14 Oct 2026 | Ainscow Robert, OFFICER | 22,500 | $46.6K | 14 Oct 2026 |
| 25 Sep 2026 | Todd Wider, Director | 200,000 | $590.0K | 25 Sep 2026 |
| 2 Sep 2026 | Ainscow Robert, OFFICER | 25,000 | $94.5K | 2 Sep 2026 |
| 2 Sep 2026 | Donald George Ainscow, Affiliate | 50,000 | $194.4K | 2 Sep 2026 |
| 2 Sep 2026 | Mann Paul Elliot, DIRECTOR, OFFICER | 83,758 | $316.6K | 2 Sep 2026 |
| 30 Jun 2026 | Ainscow Donald George, OFFICER | 100,000 | $622.0K | 30 Jun 2026 |
| 29 Jun 2026 | Gorley Michael, DIRECTOR | 30,000 | $186.6K | 29 Jun 2026 |
| 29 Jun 2026 | Todd Wider, Director | 100,000 | $628.0K | 29 Jun 2026 |
| 8 Jun 2026 | Ainscow Robert, OFFICER | 8,438 | $58.1K | 8 Jun 2026 |
Large holders
Schedule 13D and 13G filings by holders of more than 5% of the voting shares.
| Filed | Holder | Schedule | Stake | Shares |
|---|---|---|---|---|
| 27 Apr 2026 | BlackRock, Inc. | 13G amended | 6.6% | 8.3M |
| 26 Mar 2026 | The Vanguard Group | 13G amended | 0% | 0 |
| 17 Feb 2026 | Mann Paul Elliot | 13G amended | 7% | 7.8M |
| 9 Feb 2026 | BNP Paribas Asset Management UK Ltd | 13G amended | 0.9% | 944.3K |
| 30 Jan 2026 | The Vanguard Group | 13G | 5.77% | 6.4M |
| 23 Jan 2026 | Encompass Capital Advisors LLC | 13G | 5.13% | 6.4M |
| 14 Nov 2025 | AK Jensen Investment Management Ltd | 13G amended | 5.4% | 5.0M |
Short interest
Shares sold short and not yet bought back, on each FINRA settlement date.
| Settlement | Shares short | Change | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 29.0M | +9.8% | 5.83 |
| 30 Sep 2026 | 26.5M | +1.48% | 5.31 |
| 15 Sep 2026 | 26.1M | +2.31% | 6.52 |
| 31 Aug 2026 | 25.5M | -4.87% | 8.02 |
| 14 Aug 2026 | 26.8M | +0.55% | 8.71 |
| 31 Jul 2026 | 26.6M | +9.91% | 6.11 |
| 15 Jul 2026 | 24.2M | +2.02% | 6.83 |
| 30 Jun 2026 | 23.8M | +2.87% | 4.8 |
Funds that hold it
From each fund's latest Form 13F.
215 funds held it at 30 Jun 2026: 108 added and 51 trimmed in the quarter. The largest:
| Fund | Shares | Value | Change in the quarter |
|---|---|---|---|
| BlackRock, Inc. | 9,217,198 | $57.3M | +889,054 |
| Encompass Capital Advisors LLC | 6,561,754 | $40.8M | -350,300 |
| Vanguard Capital Management LLC | 4,982,953 | $31.0M | -77,511 |
| Rovida Investment Management Ltd | 4,100,000 | $25.5M | 0 |
| UBS Group AG | 3,247,633 | $20.2M | +405,924 |
| Geode Capital Management, LLC | 2,945,901 | $18.3M | +205,437 |
| Alyeska Investment Group, L.P. | 2,843,503 | $17.7M | +151,337 |
| State Street Corp. | 2,595,573 | $16.1M | +273,414 |
| Exchange Traded Concepts, LLC | 2,255,509 | $14.0M | +71,955 |
| AWM Investment Company, Inc. | 1,581,490 | $9.8M | -543,006 |
Peers
Companies in the same industry.
- Element Solutions Inc. (ESI): revenue $3.5B, market value $8.3B
- Cabot Corp. (CBT): revenue $3.6B, market value $3.8B
- WD-40 Co. (WDFC): revenue $688.0M, market value $3.0B
- Flotek Industries Inc. (FTK): revenue $293.0M, market value $917.9M
- Orion S.A. (OEC): revenue $1.8B, market value $316.0M
- Flexible Solutions International Inc. (FSI): revenue $35.6M, market value $78.6M
- Arq, Inc. (ARQ): revenue $123.4M, market value $76.3M