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.
Key figures
- Insider buysLast 90 days, $19.1M in total
- 1
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026
- 0
- 13F valueReported value at the end of Q2 2026
- $0
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding STDN, Q2 2026
No superinvestor reported holding STDN at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Standard Nuclear, Inc. insiders from Form 4, newest first.
| 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 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Standard Nuclear, Inc. at the end of Q2 2026; share changes are against Q1 2026.
No institution reported holding STDN in 13F filings for Q2 2026.