D.E. Shaw & Co
ATII

D.E. Shaw & Co’s Archimedes Tech SPAC Partners II Co ATII Stock Holding History

D.E. Shaw & Co’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
Q1 		$11.9M Hold
1,138,500
– – 0.01% 1503
2025
Q4 		$11.8M Hold
1,138,500
– – 0.01% 1610
2025
Q3 		$11.6M Hold
1,138,500
– – 0.01% 1564
2025
Q2 		$11.6M Buy
+1,138,500
New +$11.5M 0.01% 1386

Other funds holding ATII

TCM
Tenor Capital Management New York $6.49B AUM 3.01% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.64% 1-Year Est. Return
LA
Linden Advisors New York $17.9B AUM 1.72% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $6.09B AUM 27.01% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
LP
LMR Partners London, United Kingdom $45.4B AUM 60.68% 1-Year Est. Return
GCM
Ghisallo Capital Management Boston, Massachusetts $3.63B AUM 30.51% 1-Year Est. Return
GL
Governors Lane New York $1.56B AUM 30.42% 1-Year Est. Return
AIMCA
Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $16.7B AUM 23.27% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return

D.E. Shaw & Co's ATII Position: Q1 2026 in Review

D.E. Shaw & Co held its Archimedes Tech SPAC Partners II Co (ATII) position steady in Q1 2026 at 1,138,500 shares worth $11.9M. The position accounts for 0.01% of the portfolio, ranked #1503.

D.E. Shaw & Co first reported a position in ATII in Q2 2025 and has held it in 4 quarters since. 54 funds tracked by Wall St. Rank hold ATII as of Q1 2026.

  • D.E. Shaw & Co held 1,138,500 shares of Archimedes Tech SPAC Partners II Co worth $11.9M as of Q1 2026.
  • D.E. Shaw & Co left its Archimedes Tech SPAC Partners II Co share count unchanged in Q1 2026.
  • Archimedes Tech SPAC Partners II Co made up 0.01% of D.E. Shaw & Co's portfolio in Q1 2026, its #1503 holding.
  • D.E. Shaw & Co first reported a position in Archimedes Tech SPAC Partners II Co in Q2 2025 and has held it in 4 quarters since.
  • 54 funds tracked by Wall St. Rank held Archimedes Tech SPAC Partners II Co as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.