Archimedes Tech SPAC Partners II Co.
ATIIW- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002028516
Insider trades, last 90 days
None
- No open-market purchases or sales were filed in the last 90 days.
13F holders, Q2 2026
33
- −4 vs. Q1 2026
- Total value $18.1M
Superinvestors holding ATIIW
0
- None of the superinvestors held ATIIW at the end of Q2 2026.
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by ATIIW insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Feb 12, 2025 | Feb 12, 2025 | Archimedes Tech SPAC Sponsors II LLC10% Owner | PPurchaseOrdinary shares | +530K | – | – | 6.28M | +9.2% | SEC |
| Feb 12, 2025 | Feb 12, 2025 | Archimedes Tech SPAC Sponsors II LLC10% Owner | PPurchaseOrdinary shares · Derivative | +265K | – | – | 265K | – | SEC |
| Feb 12, 2025 | Feb 12, 2025 | Long LongChief Executive Officer | PPurchaseOrdinary shares | +530K | – | – | 6.28M | +9.2% | SEC |
| Feb 12, 2025 | Feb 12, 2025 | Long LongChief Executive Officer | PPurchaseOrdinary shares · Derivative | +265K | – | – | 265K | – | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in ATIIW at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Harraden Circle Investments, LLC | 1,131,600 | $2.48M | 0.32% | −478,115−29.7% | Reduced |
| ARISTEIA CAPITAL LLC | 788,491 | $1.71M | 0.03% | +663,491+530.8% | Added |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 750,000 | $1.64M | 0.02% | 00.0% | Unchanged |
| LMR Partners LLP | 613,701 | $1.34M | 0.01% | +188,701+44.4% | Added |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 500,000 | $1.09M | 0.00% | 00.0% | Unchanged |