Standard Nuclear, Inc.
STDN- Exchange
- NYSE
- Industry
- Industrial Inorganic Chemicals
- SEC CIK
- 0002086716
In the last 90 days, Standard Nuclear, Inc. insiders filed 1 open-market purchase and 0 sales; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Standard Nuclear, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 1 filing
- 1 insider, $19.1M in total
- Open-market sells
- 0 filings
- Insiders trading
- 1
- Net value
- +$19.1M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Standard Nuclear, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Cohen Seth Michael | Director | 15,255 | Aug 28, 2026 | 1 |
| Fundomo SN-001, LP | 10% Owner | 14,000,000Indirect | Jul 30, 2026 | 2 |
| Fundomo SN-002, LP | 10% Owner | 14,000,000Indirect | Jul 30, 2026 | 2 |
| Nobile Corey L. | 10% Owner | 14,000,000Indirect | Jul 30, 2026 | 1 |
| Fundomo SN-001 GP, LLC | 10% Owner | 14,000,000Indirect | Jul 30, 2026 | 1 |
| Fundomo SN-002 GP, LLC | 10% Owner | 14,000,000Indirect | Jul 30, 2026 | 1 |
| ST-1014 Fund I, a series of Fundomo Syndicates, LP | 10% Owner | 14,000,000 | Jul 23, 2026 | 1 |
| Welara Capital Partners LLC Series 3 | 10% Owner | 20,243,094 | Jul 22, 2026 | 1 |
| Terrani Kurt Amir | CEO and Director | 175,000Indirect | Jul 22, 2026 | 2 |
| Marrocco Keeley Rose | Chief Operating Officer | 3,564,625 | Jul 17, 2026 | 1 |
| Moul Donald A | Director | 10,964 | Jul 17, 2026 | 1 |
| Miller Austin Scott | Director | 11,436 | Jul 17, 2026 | 1 |
| Matina Alexander C | Director | 16,667 | Jul 17, 2026 | 1 |
| Hendrix Thomas Edward | Chairman of the Board | 0Indirect | Jul 17, 2026 | 1 |
| Ghasemian Shahram | Chief Legal Officer | 600,000 | Jul 17, 2026 | 1 |
| Harrill Kevin J | Chief Financial Officer | 1,588,159 | Jul 17, 2026 | 1 |
| Decisive Point Group, LLC | 10% Owner | 505,478Indirect | Jul 17, 2026 | 1 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 17, 2026 (view filing)4:05 PM ET | Jul 16 | 1 day | Decisive Point Group, LLC10% Owner | PPurchaseClass A Common Stock | +1.28M | $15.00 | +$19.1M | New position1.28M after |