ATIIU — Archimedes Tech Spac Partner Institutional Holders · Q2 2026
Who owns Archimedes Tech Spac Partner (ATIIU)? 5 institutions reported holding $1.32M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: JPMorgan Chase & Co ($587,510), Jane Street Group, LLC ($533,380), Clear Street Group Inc. ($169,826).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JPMORGAN CHASE & CO | $587,510 | 49,000 | Trimmed |
| 2 | JANE STREET GROUP, LLC | $533,380 | 45,049 | Trimmed |
| 3 | Clear Street Group Inc. | $169,826 | 14,164 | Added |
| 4 | UBS Group AG | $25,178 | 2,152 | Trimmed |
| 5 | GLAZER CAPITAL, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30