WCMNY
ATIIW

Westchester Capital Management (New York)’s Archimedes Tech SPAC Partners II Co Warrant ATIIW Stock Holding History

Westchester Capital Management (New York)’s Portfolio ATIIW Stock Details ATIIW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$102K Hold
199,999
– – ﹤0.01% 247
2025
Q4 		$110K Hold
199,999
– – ﹤0.01% 241
2025
Q3 		$70K Hold
199,999
– – ﹤0.01% 219
2025
Q2 		$77.1K Buy
+199,999
New +$61.7K ﹤0.01% 163

Other funds holding ATIIW

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HCI
Harraden Circle Investments New York $499M AUM 19.71% 1-Year Est. Return
TCM
Tenor Capital Management New York $6.49B AUM 3% 1-Year Est. Return
LA
Linden Advisors New York $17.9B AUM 1.72% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.63% 1-Year Est. Return
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $62.2B AUM 31.35% 1-Year Est. Return
SCM
Shaolin Capital Management Miami, Florida $2.71B AUM 64.57% 1-Year Est. Return
CL
CSS LLC Chicago, Illinois $2.09B AUM 58.96% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $6.09B AUM 26.7% 1-Year Est. Return

Westchester Capital Management (New York)'s ATIIW Position: Q1 2026 in Review

Westchester Capital Management (New York) held its Archimedes Tech SPAC Partners II Co Warrant (ATIIW) position steady in Q1 2026 at 199,999 shares worth $102K. The position accounts for ﹤0.01% of the portfolio, ranked #247.

Westchester Capital Management (New York) first reported a position in ATIIW in Q2 2025 and has held it in 4 quarters since. The position peaked at $110K in Q4 2025. 36 funds tracked by Wall St. Rank hold ATIIW as of Q1 2026.

  • Westchester Capital Management (New York) held 199,999 shares of Archimedes Tech SPAC Partners II Co Warrant worth $102K as of Q1 2026.
  • Westchester Capital Management (New York) left its Archimedes Tech SPAC Partners II Co Warrant share count unchanged in Q1 2026.
  • Archimedes Tech SPAC Partners II Co Warrant made up ﹤0.01% of Westchester Capital Management (New York)'s portfolio in Q1 2026, its #247 holding.
  • Westchester Capital Management (New York) first reported a position in Archimedes Tech SPAC Partners II Co Warrant in Q2 2025 and has held it in 4 quarters since.
  • Westchester Capital Management (New York)'s Archimedes Tech SPAC Partners II Co Warrant position peaked at $110K in Q4 2025.
  • 36 funds tracked by Wall St. Rank held Archimedes Tech SPAC Partners II Co Warrant as of Q1 2026.

Based on Westchester Capital Management (New York)'s 13F filing for Q1 2026, filed 15 May 2026.