ASP Isotopes (ASPI) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
ASPI slides 3.2% to $2.14. Closed at $2.14, -3.17% vs the prior close of $2.21. Day range $2.12–$2.24, opened at $2.19.
ASPI daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — ASPI slides 3.2% to $2.14
- Closed at $2.14, -3.17% vs the prior close of $2.21. Day range $2.12–$2.24, opened at $2.19.
- Volume was 3.96M shares, 1.0x its 50-day average of 4.09M.
- Price is -37.1% vs its 50-day average ($3.40) and -57.9% vs its 200-day average ($5.08).
- 52-week range $2.03–$13.19; today's close sits at 1% of that range, 83.8% below the 52-week high.
Oct 15, 2026 — ASPI jumps 6.8% to $2.21 on 1.9x normal volume
- Closed at $2.21, +6.76% vs the prior close of $2.07. Day range $2.03–$2.22, opened at $2.17.
- Volume was 7.83M shares, 1.9x its 50-day average of 4.03M — unusually heavy trading.
- Price is -35.8% vs its 50-day average ($3.44) and -56.7% vs its 200-day average ($5.10).
- 52-week range $2.03–$13.75; today's close sits at 2% of that range, 83.9% below the 52-week high.
- SEC filings that day: 8-K.
Oct 14, 2026 — ASPI slides 9.2% to $2.07, a 52-week low, 5 down days in a row
- Closed at $2.07, -9.21% vs the prior close of $2.28. Day range $2.05–$2.23, opened at $2.21.
- Volume was 5.19M shares, 1.3x its 50-day average of 4.04M.
- Price is -40.5% vs its 50-day average ($3.48) and -59.5% vs its 200-day average ($5.12).
- 52-week range $2.05–$14.49; today's close sits at 0% of that range, 85.7% below the 52-week high.
- That makes 5 straight losses.
Oct 13, 2026 — ASPI slides 6.6% to $2.28, a 52-week low, 4 down days in a row
- Closed at $2.28, -6.56% vs the prior close of $2.44. Day range $2.25–$2.38, opened at $2.37.
- Volume was 5.01M shares, 1.3x its 50-day average of 4.00M.
- Price is -35.3% vs its 50-day average ($3.52) and -55.6% vs its 200-day average ($5.13).
- 52-week range $2.25–$14.49; today's close sits at 0% of that range, 84.3% below the 52-week high.
- That makes 4 straight losses.
Oct 12, 2026 — ASPI slides 7.9% to $2.44, a 52-week low, 3 down days in a row
- Closed at $2.44, -7.92% vs the prior close of $2.65. Day range $2.41–$2.67, opened at $2.64.
- Volume was 5.26M shares, 1.3x its 50-day average of 3.94M.
- Price is -31.5% vs its 50-day average ($3.56) and -52.6% vs its 200-day average ($5.15).
- 52-week range $2.41–$14.49; today's close sits at 0% of that range, 83.2% below the 52-week high.
- That makes 3 straight losses.
Oct 9, 2026 — ASPI slides 6.4% to $2.65
- Closed at $2.65, -6.36% vs the prior close of $2.83. Day range $2.62–$2.86, opened at $2.86.
- Volume was 3.80M shares, 1.0x its 50-day average of 3.95M.
- Price is -26.2% vs its 50-day average ($3.59) and -48.7% vs its 200-day average ($5.17).
- 52-week range $2.51–$14.49; today's close sits at 1% of that range, 81.7% below the 52-week high.
Oct 8, 2026 — ASPI dips 1.0% to $2.83
- Closed at $2.83, -1.05% vs the prior close of $2.86. Day range $2.75–$2.93, opened at $2.80.
- Volume was 4.96M shares, 1.3x its 50-day average of 3.96M.
- Price is -21.8% vs its 50-day average ($3.62) and -45.4% vs its 200-day average ($5.19).
- 52-week range $2.51–$14.49; today's close sits at 3% of that range, 80.5% below the 52-week high.
Oct 7, 2026 — ASPI rises 0.4% to $2.86
- Closed at $2.86, +0.35% vs the prior close of $2.85. Day range $2.69–$2.90, opened at $2.76.
- Volume was 4.23M shares, 1.1x its 50-day average of 3.99M.
- Price is -21.3% vs its 50-day average ($3.63) and -45.0% vs its 200-day average ($5.20).
- 52-week range $2.51–$14.49; today's close sits at 3% of that range, 80.3% below the 52-week high.
Oct 6, 2026 — ASPI dips 2.7% to $2.85
- Closed at $2.85, -2.73% vs the prior close of $2.93. Day range $2.79–$3.00, opened at $2.93.
- Volume was 4.23M shares, 1.1x its 50-day average of 3.97M.
- Price is -21.9% vs its 50-day average ($3.65) and -45.4% vs its 200-day average ($5.22).
- 52-week range $2.51–$14.49; today's close sits at 3% of that range, 80.3% below the 52-week high.
Oct 5, 2026 — ASPI rises 0.7% to $2.93, 5 up days in a row
- Closed at $2.93, +0.69% vs the prior close of $2.91. Day range $2.84–$3.06, opened at $2.93.
- Volume was 5.26M shares, 1.3x its 50-day average of 3.91M.
- Price is -20.3% vs its 50-day average ($3.67) and -44.0% vs its 200-day average ($5.23).
- 52-week range $2.51–$14.49; today's close sits at 4% of that range, 79.8% below the 52-week high.
- That makes 5 straight gains.
Oct 2, 2026 — ASPI jumps 7.8% to $2.91, 4 up days in a row
- Closed at $2.91, +7.78% vs the prior close of $2.70. Day range $2.75–$2.92, opened at $2.90.
- Volume was 4.20M shares, 1.1x its 50-day average of 3.88M.
- Price is -21.2% vs its 50-day average ($3.69) and -44.5% vs its 200-day average ($5.25).
- 52-week range $2.51–$14.49; today's close sits at 3% of that range, 79.9% below the 52-week high.
- That makes 4 straight gains.
- SEC filings that day: 8-K.
ASPI latest news & SEC filings
Every SEC filing by or about ASPI in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 16, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Ainscow Robert sold 22,500 shares at $2.11 (≈$47.56K) on Oct 14, 2026; now holds 2,225,941
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Oct 16, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Oct 15, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Oct 14, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Oct 8, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Oct 8, 2026 · Form SCHEDULE 13D — Activist-style stake (13D)
Activist-style stake (13D) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Oct 2, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Oct 1, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Ryan Robert John Andrew bought 15,000 shares at $2.68 (≈$40.20K) on Sep 30, 2026; now holds 675,222
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 30, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Ryan Robert John Andrew bought 8,000 shares at $2.70 (≈$21.60K) on Sep 28, 2026; now holds 660,222
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 8, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Aug 20, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 1.01 — Signed a material agreement.
- Item 1.02 — Ended a material agreement.
- Item 2.03 — Took on a new material debt or financial obligation.
Things to know before you trade ASPI
- Last results release: Aug 4, 2026 (8-K Item 2.02).
- How much it moves: over the last 20 sessions the average daily move was 4.01% (largest 11.1%). That is a volatile stock.
- Liquidity: about 4.78M shares (≈$10.23M) trade per day on average.
- 52-week position: $2.14 vs a range of $2.03–$13.19 (1% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 4 open-market buys, 21 sales; latest: Robert John Andrew Ryan bought 8,000 shares on Sep 28, 2026.
- Latest filings: 8-K Oct 15, 2026; 8-K Oct 2, 2026; 8-K Sep 8, 2026.
- Share count: 153.31M shares outstanding (Aug 14, 2026), +66.8% vs a year earlier — notable dilution.
- Listing: Nasdaq · industry: Miscellaneous Chemical Products.
ASPI market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 2.19 | 2.24 | 2.12 | 2.14 | 3.96M |
| Oct 15, 2026 | 2.17 | 2.22 | 2.03 | 2.21 | 7.83M |
| Oct 14, 2026 | 2.21 | 2.23 | 2.05 | 2.07 | 5.19M |
| Oct 13, 2026 | 2.37 | 2.38 | 2.25 | 2.28 | 5.01M |
| Oct 12, 2026 | 2.64 | 2.67 | 2.41 | 2.44 | 5.26M |
| Oct 9, 2026 | 2.86 | 2.86 | 2.62 | 2.65 | 3.80M |
| Oct 8, 2026 | 2.80 | 2.93 | 2.75 | 2.83 | 4.96M |
| Oct 7, 2026 | 2.76 | 2.90 | 2.69 | 2.86 | 4.23M |
| Oct 6, 2026 | 2.93 | 3.00 | 2.79 | 2.85 | 4.23M |
| Oct 5, 2026 | 2.93 | 3.06 | 2.84 | 2.93 | 5.26M |
| Oct 2, 2026 | 2.90 | 2.92 | 2.75 | 2.91 | 4.20M |
| Oct 1, 2026 | 2.65 | 2.78 | 2.54 | 2.70 | 5.49M |
| Sep 30, 2026 | 2.76 | 2.81 | 2.63 | 2.65 | 5.92M |
| Sep 29, 2026 | 2.67 | 2.84 | 2.61 | 2.63 | 5.49M |
| Sep 28, 2026 | 2.86 | 2.87 | 2.51 | 2.60 | 8.56M |
| Sep 25, 2026 | 3.00 | 3.02 | 2.90 | 2.92 | 3.55M |
| Sep 24, 2026 | 2.98 | 3.01 | 2.88 | 2.95 | 3.53M |
| Sep 23, 2026 | 3.14 | 3.14 | 3.01 | 3.01 | 2.63M |
| Sep 22, 2026 | 3.19 | 3.21 | 3.07 | 3.18 | 2.90M |
| Sep 21, 2026 | 3.21 | 3.31 | 3.15 | 3.18 | 3.60M |
About ASP Isotopes
ASP Isotopes (ASPI) is listed on the Nasdaq and classified by the SEC under “Miscellaneous Chemical Products”. Its business address is in DALLAS, TX. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1921865.
ASPI board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Michael Gorley | Director | Jul 1, 2026 |
| Ralph L. Jr Hunter | Director | Dec 22, 2025 |
| Paul Elliot Mann | Chairman and CEO | Sep 4, 2026 |
| Duncan Moore | Director | Apr 17, 2026 |
| Robert John Andrew Ryan | Director | Sep 30, 2026 |
| Todd Wider | Director | Jul 1, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Donald George Ainscow | EVP, Gen Counsel, Secretary | Sep 4, 2026 |
| Robert Ainscow | COO | Sep 10, 2026 |
| Heather Kiessling | Chief Financial Officer | Jul 2, 2026 |
| Paul Elliot Mann | Chairman and CEO | Sep 4, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 28, 2026 | Robert John Andrew Ryan | Buy | 8,000 | $2.70 |
| Sep 28, 2026 | Robert John Andrew Ryan | Buy | 8,000 | $2.70 |
| Sep 28, 2026 | Robert John Andrew Ryan | Buy | 8,000 | $2.70 |
| Sep 28, 2026 | Robert John Andrew Ryan | Buy | 8,000 | $2.70 |
| Sep 8, 2026 | Robert Ainscow | Sale | 8,438 | $4.29 |
| Sep 8, 2026 | Robert Ainscow | Sale | 8,438 | $4.29 |
| Sep 8, 2026 | Robert Ainscow | Sale | 8,438 | $4.29 |
| Sep 8, 2026 | Robert Ainscow | Sale | 8,438 | $4.29 |
| Sep 4, 2026 | Paul Elliot Mann | Sale | 83,759 | $4.10 |
| Sep 4, 2026 | Paul Elliot Mann | Sale | 83,759 | $4.10 |
| Sep 4, 2026 | Paul Elliot Mann | Sale | 83,759 | $4.10 |
| Sep 4, 2026 | Paul Elliot Mann | Sale | 83,759 | $4.10 |
| Sep 3, 2026 | Paul Elliot Mann | Sale | 83,758 | $3.92 |
| Sep 3, 2026 | Paul Elliot Mann | Sale | 83,758 | $3.92 |
| Sep 3, 2026 | Paul Elliot Mann | Sale | 83,758 | $3.92 |
ASPI financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $23.85M | $-159.84M | -2.11 | $-37.78M |
| Dec 31, 2024 | $4.14M | $-32.42M | -0.63 | $-16.70M |
| Dec 31, 2023 | $433.03K | $-16.29M | -0.49 | $-5.41M |
| Dec 31, 2022 | $0 | $-4.95M | — | $-2.94M |
Latest balance sheet: total assets $572.05M, total liabilities $297.26M, cash $219.60M (as of Jun 30, 2026).
ASPI earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 4, 2026 | 8-K Item 2.02 (results) | $4.29 |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.