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| Keyboard |
| ASP Isotopes Inc | |
|---|---|
| Ticker | ASPI |
| CIK # | 0001921865 |
| CUSIP | 00218A105 |
| Sector | Life Sciences - Miscellaneous Chemical Products |
| Address | 433 Plaza Real, Suite 275, Boca Raton, FL 33432 |
| Source | [EDGAR] |
| Reg D Offering (Form D) | Filed | Raised | Terms |
|---|---|---|---|
| ASP Isotopes Inc | 2023-03-21 | 5.0 M | Exemption: 506(b) · Minimum: $5,000,000 · Duration: One year or less · Commission: $400,000 · Revenue: No Revenues |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0001921865] | 10-K | |
| [0001921865] | 10-Q | |
| [0001921865] | 3 | |
| [0001921865] | 4 | |
| [0001921865] | 5 | |
| [0001921865] | 8-K | |
| [0001921865] | D | |
| [0001921865] | SC 13G |
| Form 13D/13G Filer | Form 13D/13G Subject | Filed | % Owned |
|---|---|---|---|
| Vanguard Group Inc | ASP Isotopes Inc | [2026-01-30] | 0.0 |
| Encompass Capital Advisors LLC | ASP Isotopes Inc | [2026-01-23] | 0.0 |
| AWM Investment Company Inc | ASP Isotopes Inc | [2025-08-14] | 0.0 |
| BNP Paribas Asset Management UK Ltd | ASP Isotopes Inc | [2025-04-11] | 0.0 |
| Mann Paul Elliot | ASP Isotopes Inc | [2025-02-14] | 0.0 |
| BlackRock Inc | ASP Isotopes Inc | [2025-02-04] | 0.0 |
| AWM Investment Company Inc | ASP Isotopes Inc | [2024-11-14] | 5.1 |
| AK Jensen Investment Management Ltd | ASP Isotopes Inc | [2023-11-03] | 13.8 |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Ainscow Robert
Common Stock
|
2026-03-06 | Sell | 8,438 | $5.44 | 45,903 |
|
Mann Paul Elliot
Common Stock
|
2026-03-02 | Sell | 162,153 | $5.44 | 882,112 |
|
Wider Todd
Common Stock
|
2025-12-18 | Grant | 36,548 | ||
|
Ryan Robert John Andrew
Common Stock
|
2025-12-18 | Grant | 36,548 | ||
|
Gorley Michael
Common Stock
|
2025-12-18 | Grant | 36,548 | ||
|
Hunter Ralph L JR
Common Stock
|
2025-12-18 | Grant | 36,548 | ||
|
Kiessling Heather
Common Stock
|
2025-12-18 | Sell | 80,000 | $5.80 | 464,000 |
|
Ainscow Robert
Common Stock
|
2025-12-08 | Sell | 8,438 | $6.20 | 52,316 |
|
Mann Paul Elliot
Common Stock
|
2025-12-01 | Sell | 162,153 | $5.75 | 932,380 |
|
Ainscow Robert
Common Stock
|
2025-11-25 | Sell | 25,000 | $5.77 | 144,250 |
|
Mann Paul Elliot
Common Stock
|
2025-11-25 | Sell | 50,000 | $5.77 | 288,500 |
|
Mann Paul Elliot
Common Stock
|
2025-11-17 | Sell | 112,500 | $7.51 | 844,875 |
|
Ainscow Robert
Common Stock
|
2025-11-17 | Sell | 67,500 | $7.51 | 506,925 |
|
Wider Todd
Common Stock
|
2025-11-12 | Grant | 25,469 | ||
|
Ainscow Robert
Common Stock
|
2025-10-14 | Sell | 22,500 | $13.60 | 306,000 |
|
Gorley Michael
Common Stock
|
2025-09-30 | Sell | 64,000 | $9.75 | 624,000 |
|
Wider Todd
Common Stock
|
2025-09-15 | Sell | 74,108 | $8.76 | 649,186 |
|
Wider Todd
Common Stock
|
2025-09-14 | Option exercise | 96,000 | $2.00 | 192,000 |
|
Wider Todd
Stock Option (right to buy) · derivative
|
2025-09-14 | Option exercise | 96,000 | $0.00 | |
|
Wider Todd
Common Stock
|
2025-09-14 | Tax withheld | 21,892 | $8.77 | 191,993 |
| showing 20 of 108 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 180 | 73,711,128 |
| 2025-12-31 | 177 | 68,205,211 |
| 2025-09-30 | 161 | 61,425,268 |
| 2025-06-30 | 132 | 44,902,215 |
| 2025-03-31 | 103 | 30,991,901 |
| 2024-12-31 | 99 | 28,480,922 |
| 2024-09-30 | 70 | 22,418,520 |
| 2024-06-30 | 52 | 8,812,285 |
| 2024-03-31 | 32 | 3,881,038 |
| 2023-12-31 | 20 | 1,674,542 |
| 2023-09-30 | 12 | 308,068 |
| 2023-06-30 | 5 | 551,482 |
| Form 13F Holdings | ||||
|---|---|---|---|---|
| Firm | Period | DFND | Voting | Shares |
| Fort Washington Investment Advisors Inc /OH/ | [2026-06-30] | SOLE | 67,136 | 67,136 |
| Farther Finance Advisors LLC | [2026-06-30] | SOLE | 0 | 62,618 |
| Ninety One SA PTY Ltd | [2026-06-30] | SOLE | 40,489 | 40,489 |
| Valeo Financial Advisors LLC | [2026-06-30] | SOLE | 30,000 | 30,000 |
| Silverberg Bernstein Capital Management LLC | [2026-06-30] | SOLE | 0 | 12,440 |
| Bank of New Hampshire | [2026-06-30] | SOLE | 0 | 3,000 |
| Adirondack Trust Co | [2026-06-30] | SOLE | 986 | 986 |
| Gamma Investing LLC | [2026-06-30] | DFND | 248 | 248 |
| FNY Investment Advisers LLC | [2026-06-30] | SOLE | 80,100 | 80 |
| MassMutual Private Wealth & Trust FSB | [2026-06-30] | SOLE | 72 | 72 |
| Hughes Financial Services LLC | [2026-06-30] | SOLE | 2 | 2 | Prev | Page 1 | Next |