Archimedes Tech SPAC Partners II Co. Unit Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| TENOR CAPITAL MANAGEMENT CO., L.P. | 05/15/2025 | 1.50 M | $15.15 M | 100.00% | 30.00% |
| AQR ARBITRAGE LLC | 05/15/2025 | 1.30 M | $13.14 M | 100.00% | 26.06% |
| MAGNETAR FINANCIAL LLC | 05/15/2025 | 1.30 M | $13.12 M | 100.00% | 26.00% |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 05/14/2025 | 1.00 M | $10.10 M | 100.00% | 20.00% |
| LINDEN ADVISORS LP | 05/15/2025 | 1.00 M | $10.09 M | 100.00% | 20.00% |
| LMR PARTNERS LLP | 05/15/2025 | 850.00 K | $8.56 M | 100.00% | 17.00% |
| GLAZER CAPITAL, LLC | 05/15/2025 | 839.37 K | $8.46 M | 100.00% | 16.79% |
| CSS LLC/IL | 05/15/2025 | 820.80 K | $8.27 M | 100.00% | 16.42% |
| GHISALLO CAPITAL MANAGEMENT LLC | 05/15/2025 | 800.00 K | $8.06 M | 100.00% | 16.00% |
| TWO SIGMA INVESTMENTS, LP | 05/15/2025 | 725.00 K | $7.31 M | 100.00% | 14.50% |
| HUDSON BAY CAPITAL MANAGEMENT LP | 05/14/2025 | 700.00 K | $7.07 M | 100.00% | 14.00% |
| SHAOLIN CAPITAL MANAGEMENT LLC | 05/15/2025 | 650.53 K | $6.55 M | 100.00% | 13.01% |
| MIZUHO SECURITIES USA LLC | 05/12/2025 | 600.00 K | $6.01 M | 100.00% | 12.00% |
| D. E. SHAW & CO., INC. | 05/15/2025 | 575.00 K | $5.81 M | 100.00% | 11.50% |
| JPMORGAN CHASE & CO | 05/12/2025 | 543.60 K | $5.49 M | 100.00% | 10.87% |
| MILLENNIUM MANAGEMENT LLC | 05/15/2025 | 500.00 K | $5.04 M | 100.00% | 10.00% |
| MOORE CAPITAL MANAGEMENT, LP | 05/15/2025 | 450.00 K | $4.55 M | 100.00% | 9.00% |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 05/15/2025 | 450.00 K | $4.54 M | 100.00% | 9.00% |
| WESTCHESTER CAPITAL MANAGEMENT, LLC | 05/14/2025 | 400.00 K | $4.03 M | 100.00% | 8.00% |
| SCHONFELD STRATEGIC ADVISORS LLC | 05/15/2025 | 350.00 K | $3.53 M | 100.00% | 7.00% |
| K2 PRINCIPAL FUND, L.P. | 05/15/2025 | 319.79 K | $3.22 M | 100.00% | 6.40% |
| PERISCOPE CAPITAL INC. | 05/13/2025 | 300.00 K | $3.03 M | 100.00% | 6.00% |
| MINT TOWER CAPITAL MANAGEMENT B.V. | 05/15/2025 | 300.00 K | $3.02 M | 100.00% | 6.00% |
| VERITION FUND MANAGEMENT LLC | 05/15/2025 | 291.50 K | $2.94 M | 100.00% | 5.83% |
| ARISTEIA CAPITAL LLC | 05/16/2025 | 250.00 K | $2.52 M | 100.00% | 5.00% |
| PICTON MAHONEY ASSET MANAGEMENT | 05/07/2025 | 250.00 K | $2.52 M | 100.00% | 5.00% |
| CROSSINGBRIDGE ADVISORS, LLC | 05/14/2025 | 250.00 K | $2.52 M | 100.00% | 5.00% |
| WHITEBOX ADVISORS LLC | 05/15/2025 | 250.00 K | $2.52 M | 100.00% | 5.00% |
| BERKLEY W R CORP | 05/15/2025 | 228.21 K | $2.30 M | 100.00% | 4.56% |
| BOOTHBAY FUND MANAGEMENT, LLC | 05/15/2025 | 218.60 K | $2.21 M | 100.00% | 4.37% |
| ATW SPAC MANAGEMENT LLC | 05/14/2025 | 218.60 K | $2.20 M | 100.00% | 4.37% |
| CLEAR STREET LLC | 05/15/2025 | 166.52 K | $1.68 M | 100.00% | 3.33% |
| CENTIVA CAPITAL, LP | 05/15/2025 | 150.00 K | $1.52 M | 100.00% | 3.00% |
| DLD ASSET MANAGEMENT, LP | 05/29/2025 | 150.00 K | $1.51 M | 100.00% | 3.00% |
| MMCAP INTERNATIONAL INC. SPC | 05/12/2025 | 125.00 K | $1.26 M | 100.00% | 2.50% |
| PARALLAX VOLATILITY ADVISERS, L.P. | 05/15/2025 | 100.00 K | $1.01 M | 100.00% | 2.00% |
| GRITSTONE ASSET MANAGEMENT LLC | 05/15/2025 | 100.00 K | $1.01 M | 100.00% | 2.00% |
| WEALTHSPRING CAPITAL LLC | 05/02/2025 | 77.38 K | $779.95 K | 100.00% | 1.55% |
| JANE STREET GROUP, LLC | 05/19/2025 | 65.11 K | $656.96 K | 100.00% | 1.30% |
| WOLVERINE ASSET MANAGEMENT LLC | 05/12/2025 | 25.90 K | $260.81 K | 100.00% | 0.52% |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 05/12/2025 | 25.00 K | $252.50 K | 100.00% | 0.50% |
| TUTTLE CAPITAL MANAGEMENT, LLC | 04/17/2025 | 20.00 K | $201.40 K | 100.00% | 0.40% |
| WARBERG ASSET MANAGEMENT LLC | 05/09/2025 | 10.00 K | $100.90 K | 100.00% | 0.20% |
| UBS GROUP AG | 05/13/2025 | 1.00 K | $10.08 K | 100.00% | 0.02% |
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Archimedes Tech SPAC Partners II Co. Unit institutional Ownership - FAQ's
During the previous two years, 44 institutional investors and hedge funds held shares of Archimedes Tech SPAC Partners II Co. Unit. The most heavily invested institutionals were:
TENOR CAPITAL MANAGEMENT Co., L.P.: 1.5 M
AQR Arbitrage LLC: 1.3 M
Magnetar Financial LLC: 1.3 M
LINDEN ADVISORS LP: 1,000,000
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND: 1,000,000
LMR Partners LLP: 850,000
385.00% of Archimedes Tech SPAC Partners II Co. Unit stock is owned by institutional investors.
Institutional investors have bought a total of 19.25 M shares in the last 24 months. This purchase volume represents approximately $199.82 M in transactions.