AA
ATII

AQR Arbitrage’s Archimedes Tech SPAC Partners II Co ATII Stock Holding History

AQR Arbitrage’s Portfolio ATII Stock Details ATII Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.36M Sell
590,262
-330,410
-36% -$3.59M 0.09% 233
2026
Q1 		$9.58M Sell
920,672
-43,710
-5% -$459K 0.16% 157
2025
Q4 		$9.99M Hold
964,382
– – 0.21% 138
2025
Q3 		$9.85M Sell
964,382
-5,000
-0.5% -$51.1K 0.25% 141
2025
Q2 		$9.92M Buy
+969,382
New +$9.77M 0.23% 133

Other funds holding ATII

TCM
Tenor Capital Management New York $7.09B AUM 3.55% 1-Year Est. Return
FBCM
Fort Baker Capital Management Larkspur, California $1.37B AUM 26.91% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $11B AUM 3.37% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
DAM
Decagon Asset Management London, United Kingdom $525M AUM 50.51% 1-Year Est. Return
LA
Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return
GCM
Ghisallo Capital Management Boston, Massachusetts $5.1B AUM 39.13% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $36.8B AUM 42.13% 1-Year Est. Return
SC
Shay Capital New York $1.56B AUM 46.17% 1-Year Est. Return

AQR Arbitrage's ATII Position: Q2 2026 in Review

AQR Arbitrage reduced its Archimedes Tech SPAC Partners II Co (ATII) stake by 36% in Q2 2026, selling an estimated $3.59M and leaving 590,262 shares worth $6.36M. The position accounts for 0.09% of the portfolio, ranked #233.

AQR Arbitrage first reported a position in ATII in Q2 2025 and has held it in 5 quarters since. The position peaked at $9.99M in Q4 2025. 49 funds tracked by Wall St. Rank hold ATII as of Q2 2026.

  • AQR Arbitrage held 590,262 shares of Archimedes Tech SPAC Partners II Co worth $6.36M as of Q2 2026.
  • AQR Arbitrage sold 330,410 Archimedes Tech SPAC Partners II Co shares in Q2 2026, an estimated $3.59M.
  • Archimedes Tech SPAC Partners II Co made up 0.09% of AQR Arbitrage's portfolio in Q2 2026, its #233 holding.
  • AQR Arbitrage first reported a position in Archimedes Tech SPAC Partners II Co in Q2 2025 and has held it in 5 quarters since.
  • AQR Arbitrage's Archimedes Tech SPAC Partners II Co position peaked at $9.99M in Q4 2025.
  • 49 funds tracked by Wall St. Rank held Archimedes Tech SPAC Partners II Co as of Q2 2026.

Based on AQR Arbitrage's 13F filing for Q2 2026, filed 14 Aug 2026.