STDN insider trading — Standard Nuclear, Inc.
No open-market insider purchases or sales were filed for Standard Nuclear, Inc. (STDN) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.
Updated Oct 16, 2026.
Recent STDN insider transactions
Every Form 4 filed by Standard Nuclear, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 12, 2026 | Cohen Seth Michael | Director | A · Grant/award | Direct | 13,255 | — | — | Form 4 |
| Jul 17, 2026 | Fundomo Sn-001, Lp, Fundomo Sn-002, Lp, Fundomo Sn-001 Gp, Llc, Fundomo Sn-002 Gp, Llc, Nobile Corey L. | 10% Owner | C · Conversion | Direct | 3,849,782 | — | — | Form 4 |
| Jul 17, 2026 | Fundomo Sn-001, Lp, Fundomo Sn-002, Lp, Fundomo Sn-001 Gp, Llc, Fundomo Sn-002 Gp, Llc, Nobile Corey L. | 10% Owner | C · Conversion | Indirect | 16,027,576 | — | — | Form 4 |
| Jul 17, 2026 | St-1014 Fund I, A Series Of Fundomo Syndicates, Lp | 10% Owner | C · Conversion | Direct | 14,000,000 | — | — | Form 4 |
| Jul 17, 2026 | Welara Capital Partners Llc Series 3 | 10% Owner | C · Conversion | Direct | 20,243,094 | — | — | Form 4 |
| Jul 20, 2026 | Terrani Kurt Amir | CEO and Director | G · Gift | Direct | 1,284,374 | — | — | Form 4 |
| Jul 20, 2026 | Terrani Kurt Amir | CEO and Director | G · Gift | Indirect | 1,284,374 | — | — | Form 4 |
| Jul 17, 2026 | Fundomo Sn-001, Lp, Fundomo Sn-002, Lp | 10% Owner | C · Conversion | Direct | 3,849,782 | — | — | Form 4 |
| Jul 17, 2026 | Fundomo Sn-001, Lp, Fundomo Sn-002, Lp | 10% Owner | C · Conversion | Indirect | 16,027,576 | — | — | Form 4 |
STDN insider trading FAQ
Are insiders buying STDN stock?
Not on the open market. In the last 90 days, Standard Nuclear, Inc. insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading STDN?
No insider bought or sold on the open market in the last 90 days.
Where does STDN insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.