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Archimedes Tech SPAC Partners II Ownership | Who Owns Archimedes Tech SPAC Partners II?

OverviewFinancialsChart

Archimedes Tech SPAC Partners II Ownership Summary

Archimedes Tech SPAC Partners II is owned by 109.34% institutional investors, 23.31% insiders. Tenor capital management is the largest institutional shareholder, holding 7.39% of ATII shares. Westchester Merger Arbitrage Composite is the top mutual fund, with 2.67% of its assets in Archimedes Tech SPAC Partners II shares.

ATII Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockArchimedes Tech SPAC Partners II109.34%23.31%-32.65%
SectorFinancial Services Stocks 736.16%13.84%-650.00%
IndustryShell Companies Stocks 2321.27%14.18%-2235.45%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Tenor capital management1.50M7.39%$15.62M
Magnetar financial1.30M6.41%$13.57M
D. e. shaw1.14M5.61%$11.90M
Linden advisors lp1.00M4.93%$10.44M
Aqr arbitrage920.67K4.54%$9.58M
Lmr partners llp850.00K4.19%$8.85M
Ghisallo capital management800.00K3.94%$8.35M
Governors lane lp759.56K3.74%$7.93M
Alberta investment management750.00K3.70%$7.84M
Glazer capital750.00K3.70%$7.81M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Radcliffe capital management661.34K0.52%$6.90M
Governors lane lp759.56K0.51%$7.93M
Periscope capital352.88K0.41%$3.68M
Mint tower capital management b.v.300.00K0.28%$3.12M
Ubs oconnor200.00K0.24%$2.07M
Tenor capital management1.50M0.24%$15.62M
Ghisallo capital management800.00K0.23%$8.35M
Glazer capital750.00K0.17%$7.81M
Aqr arbitrage920.67K0.16%$9.58M
Dld asset management, lp150.00K0.14%$1.56M

Top Buyers

HolderShares% AssetsChange
Toronto dominion bank650.00K0.01%500.00K
Clear street group77.45K0.00%73.26K
Bnp paribas arbitrage, snc37.74K0.00%37.74K
Clear street37.53K0.00%37.53K
Geode capital management11.10K-11.10K

Top Sellers

HolderShares% AssetsChange
Westchester capital management---907.14K
Driehaus capital management---573.08K
Picton mahoney asset management---500.00K
Rivernorth capital management---427.50K
Rlh capital---400.91K

New Positions

HolderShares% AssetsChangeValue
Bnp paribas arbitrage, snc37.74K0.00%37.74K$392.92K
Clear street37.53K0.00%37.53K$383.97K
Geode capital management11.10K-11.10K$115.57K
Citadel advisors10.38K-10.38K$108.44K

Sold Out

HolderChange
Warberg asset management-10.00K
Stonex group-50.61K
Virtu financial-53.69K
Css llc/il-57.14K
Gritstone asset management-99.08K

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Mar 31, 20265410.20%22,185,740-0.27%1091.17%157.14%1011.11%
Dec 31, 202510-78.72%2,905,829-86.80%120.23%1-90.00%3-70.00%
Sep 30, 202510-76.74%3,123,039-85.22%100.21%3-92.86%2-
Jun 30, 202537-16,833,733-288-36---

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Westchester Merger Arbitrage Composite789.86K2.67%-
The Merger Fund A789.86K2.67%-
PICTON Arbitrage Plus Alternative Fund F411.50K1.39%-
RiverNorth Opportunities90.00K0.30%-
JNL Multi-Manager Alternative A43.42K0.15%-
AQR Corp Abtg IAU1F USD Acc37.74K0.13%-
PICTON Arbitrage Alternative Fund F27.70K0.09%-
Virtus Westchester Event-Driven Fd I25.82K0.09%-
Westchester Event Driven Composite25.82K0.09%-
Accelerate Arbitrage ETF21.19K0.07%-

Recent Insider Transactions

DateNameRoleActivityValue
Feb 12, 2025Archimedes Tech SPAC Sponsors II LLC-Buy-
Feb 12, 2025Archimedes Tech SPAC Sponsors II LLC-Buy$3.05M
Feb 12, 2025Long Long Chief Executive OfficerBuy-
Feb 12, 2025Long Long Chief Executive OfficerBuy$3.05M

ATII Ownership FAQ

Who Owns Archimedes Tech SPAC Partners II?

Archimedes Tech SPAC Partners II shareholders are primarily institutional investors at 109.34%, followed by 23.31% insiders and -32.65% retail investors. The average institutional ownership in Archimedes Tech SPAC Partners II's industry, Shell Companies Stocks , is 2321.27%, which Archimedes Tech SPAC Partners II falls below.

Who owns the most shares of Archimedes Tech SPAC Partners II?

Archimedes Tech SPAC Partners II’s largest shareholders are Tenor capital management (1.5M shares, 7.39%), Magnetar financial (1.3M shares, 6.41%), and D. e. shaw (1.14M shares, 5.61%). Together, they hold 19.41% of Archimedes Tech SPAC Partners II’s total shares outstanding.

Does Blackrock own Archimedes Tech SPAC Partners II?

BlackRock is not among the top 10 institutional shareholders of Archimedes Tech SPAC Partners II.

Who is Archimedes Tech SPAC Partners II’s biggest shareholder by percentage of total assets invested?

Radcliffe capital management is Archimedes Tech SPAC Partners II’s biggest shareholder by percentage of total assets invested, with 0.52% of its assets in 661.34K Archimedes Tech SPAC Partners II shares, valued at 6.9M$.

Who is the top mutual fund holder of Archimedes Tech SPAC Partners II shares?

Westchester Merger Arbitrage Composite is the top mutual fund holder of Archimedes Tech SPAC Partners II shares, with 2.67% of its total shares outstanding invested in 789.86K Archimedes Tech SPAC Partners II shares.

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