Archimedes Tech SPAC Partners II Ownership | Who Owns Archimedes Tech SPAC Partners II?
Archimedes Tech SPAC Partners II Ownership Summary
Archimedes Tech SPAC Partners II is owned by 12.63% institutional investors, 23.31% insiders, and 64.05% retail investors. Tenor capital management is the largest institutional shareholder, holding 7.39% of ATII shares.
ATII Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Archimedes Tech SPAC Partners II | 12.63% | 23.31% | 64.05% |
| Industry | Shell Companies Stocks | 2299.61% | 18.86% | -2218.47% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Tenor capital management | 1.50M | 7.39% | $15.62M |
| Magnetar financial | 1.30M | 6.41% | $13.57M |
| D. e. shaw | 1.14M | 5.61% | $11.90M |
| Linden advisors lp | 1.00M | 4.93% | $10.44M |
| Aqr arbitrage | 920.67K | 4.54% | $9.58M |
| Westchester capital management | 907.14K | 4.47% | $9.44M |
| Lmr partners llp | 850.00K | 4.19% | $8.85M |
| Ghisallo capital management | 800.00K | 3.94% | $8.35M |
| Governors lane lp | 759.56K | 3.74% | $7.93M |
| Alberta investment management | 750.00K | 3.70% | $7.84M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Rlh capital | 400.91K | 2.13% | $4.18M |
| Gritstone asset management | 99.08K | 1.10% | $1.03M |
| Quarry lp | 285.00K | 0.53% | $2.97M |
| Radcliffe capital management | 661.34K | 0.52% | $6.90M |
| Governors lane lp | 759.56K | 0.51% | $7.93M |
| Westchester capital management | 907.14K | 0.43% | $9.44M |
| Periscope capital | 352.88K | 0.41% | $3.68M |
| Mint tower capital management b.v. | 300.00K | 0.28% | $3.12M |
| Ubs oconnor | 200.00K | 0.24% | $2.07M |
| Tenor capital management | 1.50M | 0.24% | $15.62M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Toronto dominion bank | 650.00K | 0.01% | 500.00K |
| Rlh capital | 400.91K | 2.13% | 400.91K |
| J. goldman & co lp | 369.78K | 0.11% | 369.78K |
| Quarry lp | 285.00K | 0.53% | 285.00K |
| Clear street group | 77.45K | 0.00% | 73.26K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Driehaus capital management | - | - | -573.08K |
| Meteora capital | 295.61K | 0.23% | -422.82K |
| Mizuho securities usa | 19.47K | 0.00% | -284.36K |
| Wolverine asset management | 134.28K | 0.01% | -221.07K |
| Glazer capital | 750.00K | 0.17% | -114.30K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Rlh capital | 400.91K | 2.13% | 400.91K | $4.18M |
| J. goldman & co lp | 369.78K | 0.11% | 369.78K | $3.85M |
| Quarry lp | 285.00K | 0.53% | 285.00K | $2.97M |
| Virtu financial | 53.69K | 0.02% | 53.69K | $561.00K |
| Bnp paribas arbitrage, snc | 37.74K | 0.00% | 37.74K | $392.92K |
Sold Out
| Holder | Change |
|---|---|
| Warberg asset management | -10.00K |
| Stonex group | -50.61K |
| Driehaus capital management | -573.08K |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 10 | -78.72% | 2,905,829 | -86.80% | 12 | 0.23% | 1 | -90.00% | 3 | -70.00% |
| Sep 30, 2025 | 10 | -76.74% | 3,123,039 | -85.22% | 10 | 0.21% | 3 | -92.86% | 2 | - |
| Jun 30, 2025 | 37 | - | 16,833,733 | - | 288 | - | 36 | - | - | - |
ATII Ownership FAQ
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