LYTIR

Company · ASPI

ASP Isotopes Inc.

Nasdaq's symbol directory lists ASPI on Nasdaq as “ASP Isotopes Inc. - Common Stock”.

In the 12 months to Nov 8, 2026: insiders bought on 2 occasions ($62K); insiders sold on 2 occasions ($95K); 3 planned-sale notices; 3 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $62K in total; Insider sales: $95K in total.Sep: Insider purchases $62KOct: Insider sales $95KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $62KInsider sales below: $95K
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Ryan Robert John Andrew bought on 2 days latest Sep 30, 2026 bought $62K
  2. Kiessling Heather, Chief Financial Officer sold on 1 day latest Oct 16, 2026 sold $48K
  3. Ainscow Robert, COO sold on 1 day all under a 10b5-1 plan latest Oct 14, 2026 sold $48K
Every trade (4)
  1. SELLKiessling Heather, Chief Financial Officer sold Oct 16, 2026 21,830 shares filing $48K
  2. SELLAinscow Robert, COO sold Oct 14, 2026 22,500 shares 10b5-1 plan (scheduled) filing $48K
  3. BUYRyan Robert John Andrew bought Sep 30, 2026 15,000 shares filing $40K
  4. BUYRyan Robert John Andrew bought Sep 28, 2026 8,000 shares filing $22K

Planned sales · SEC Form 144

Notice given

A Form 144 is filed before an insider sells restricted stock. It states an intent; the sale, if it happens, appears later on a Form 4. Every recent notice

  1. Heather Kiessling filed Oct 16, 2026 Affiliate 21,830 shares planned sale date 10/16/2026 filing $48K
  2. Ainscow Robert filed Oct 14, 2026 OFFICER 22,500 shares planned sale date 10/14/2026 filing $47K
  3. Todd Wider filed Sep 25, 2026 Director 200,000 shares planned sale date 09/25/2026 filing $590K

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Regulation FD disclosure filing Oct 26, 2026
  2. Regulation FD disclosure filing Oct 15, 2026
  3. Regulation FD disclosure filing Oct 2, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.