Archimedes Tech SPAC Partners II Co.
ATIIU- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002028516
No open-market purchases or sales by Archimedes Tech SPAC Partners II Co. insiders were filed in the last 90 days; 4 institutions reported holding it in 13F filings for Q2 2026, worth $1.32M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Archimedes Tech SPAC Partners II Co. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Archimedes Tech SPAC Partners II Co., 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 |
|---|---|---|---|---|
| Long Long | Chief Executive Officer | 6,280,000Indirect | Feb 12, 2025 | 0 |
| Archimedes Tech SPAC Sponsors II LLC | 10% Owner | 6,280,000 | Feb 12, 2025 | 0 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Feb 12, 2025 (view filing) | Feb 12 | Same day | Archimedes Tech SPAC Sponsors II LLC10% Owner | PPurchase | +530.0K | – | – | +9.2%6.28M after | Duplicate filing |
| Feb 12, 2025 (view filing) | Feb 12 | Same day | Archimedes Tech SPAC Sponsors II LLC10% Owner | PPurchase | +265.0K | – | – | –265.0K after | DerivativeDuplicate filing |
| Feb 12, 2025 (view filing) | Feb 12 | Same day | Long LongChief Executive Officer | PPurchase | +530.0K | – | – | +9.2%6.28M after | |
| Feb 12, 2025 (view filing) | Feb 12 | Same day | Long LongChief Executive Officer | PPurchase | +265.0K | – | – | –265.0K after | Derivative |