Archimedes Tech SPAC Partners II Co. (NASDAQ:ATIIW) has 38 institutional investors that have filed 13F reports for the period ending March 2026.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| Harraden Circle Investments, LLC | 31 Mar, 2026 | 1,609,715 | -125,000 | -7.21% | $820,955.00 |
| LINDEN ADVISORS LP | 31 Mar, 2026 | 860,962 | 0 | 0.00% | $378,823.00 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 31 Mar, 2026 | 750,000 | 0 | 0.00% | $382,500.00 |
| Magnetar Financial LLC | 31 Mar, 2026 | 650,000 | 0 | 0.00% | $331,500.00 |
| Toronto Dominion Bank | 31 Mar, 2026 | 554,674 | 515,405 | 1,312.50% | $282,884.00 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 31 Mar, 2026 | 500,000 | 0 | 0.00% | $255,000.00 |
| Shaolin Capital Management LLC | 31 Mar, 2026 | 500,000 | 0 | 0.00% | $255,000.00 |
| CSS LLC/IL | 31 Mar, 2026 | 487,619 | -52,807 | -9.77% | $248,686.00 |
| AQR Arbitrage LLC | 31 Mar, 2026 | 479,208 | -10,483 | -2.14% | $244,396.00 |
| LMR Partners LLP | 31 Mar, 2026 | 425,000 | 0 | 0.00% | $216,750.00 |
| Alberta Investment Management Corp | 31 Mar, 2026 | 375,000 | -375,000 | -50.00% | $191,250.00 |
| D. E. Shaw & Co., Inc. | 31 Mar, 2026 | 287,500 | 0 | 0.00% | $146,625.00 |
| K2 PRINCIPAL FUND, L.P. | 31 Mar, 2026 | 239,895 | 239,895 | 0.00% | $122,346.00 |
| MOORE CAPITAL MANAGEMENT, LP | 31 Mar, 2026 | 225,000 | 0 | 0.00% | $114,750.00 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 224,942 | 0 | 0.00% | $114,720.00 |
| Westchester Capital Management, LLC | 31 Mar, 2026 | 199,999 | 0 | 0.00% | $101,999.00 |
| PERISCOPE CAPITAL INC. | 31 Mar, 2026 | 198,600 | 0 | 0.00% | $101,286.00 |
| Governors Lane LP | 31 Mar, 2026 | 197,403 | 0 | 0.00% | $100,676.00 |
| BNP PARIBAS FINANCIAL MARKETS | 31 Mar, 2026 | 161,927 | 0 | 0.00% | $82,583.00 |
| Clear Street Group Inc. | 31 Mar, 2026 | 153,619 | 40,379 | 35.66% | $78,346.00 |