HI
AACB

HBK Investments’s Artius II Acquisition Inc AACB Stock Holding History

HBK Investments’s Portfolio AACB Stock Details AACB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$5.24M Hold
499,998
– – 0.05% 122
2026
Q1 		$5.17M Hold
499,998
– – 0.05% 137
2025
Q4 		$5.15M Hold
499,998
– – 0.04% 131
2025
Q3 		$5.09M Sell
499,998
-2
-0% -$20 0.06% 127
2025
Q2 		$5.06M Buy
+500,000
New +$5.01M 0.07% 117

Other funds holding AACB

HIM
HGC Investment Management Toronto, Ontario, Canada $507M AUM 6.15% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return
LA
Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.04B AUM 31.03% 1-Year Est. Return
AIMCA
Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $17.9B AUM 27.56% 1-Year Est. Return
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $71.2B AUM 48.86% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return
PMAM
Picton Mahoney Asset Management Toronto, Ontario, Canada $13.5B AUM 51.46% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

HBK Investments's AACB Position: Q2 2026 in Review

HBK Investments held its Artius II Acquisition Inc (AACB) position steady in Q2 2026 at 499,998 shares worth $5.24M. The position accounts for 0.05% of the portfolio, ranked #122.

HBK Investments first reported a position in AACB in Q2 2025 and has held it in 5 quarters since. 51 funds tracked by Wall St. Rank hold AACB as of Q2 2026.

  • HBK Investments held 499,998 shares of Artius II Acquisition Inc worth $5.24M as of Q2 2026.
  • HBK Investments left its Artius II Acquisition Inc share count unchanged in Q2 2026.
  • Artius II Acquisition Inc made up 0.05% of HBK Investments's portfolio in Q2 2026, its #122 holding.
  • HBK Investments first reported a position in Artius II Acquisition Inc in Q2 2025 and has held it in 5 quarters since.
  • 51 funds tracked by Wall St. Rank held Artius II Acquisition Inc as of Q2 2026.

Based on HBK Investments's 13F filing for Q2 2026, filed 14 Aug 2026.