Polar Asset Management Partners’s Artius II Acquisition Inc Units AACBU Stock Holding History

Polar Asset Management Partners’s Portfolio AACBU Stock Details AACBU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-1,500,000	Closed	-$15.1M	–	749
2025 Q1	$15.1M	Buy	+1,500,000	New	+$15.1M	0.35%	65

Other funds holding AACBU

HIM

HGC Investment Management Toronto, Ontario, Canada $451M AUM 8.78% 1-Year Est. Return

LMR Partners London, United Kingdom $45.4B AUM 60.68% 1-Year Est. Return

RCM

Rivernorth Capital Management West Palm Beach, Florida $2B AUM 0.66% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Clear Street New York $24.6B AUM 56.26% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Polar Asset Management Partners's AACBU Position: Q2 2025 in Review

Polar Asset Management Partners sold out of Artius II Acquisition Inc Units (AACBU) in Q2 2025, closing a stake of 1,500,000 shares — an estimated $15.1M sold.

Polar Asset Management Partners first reported a position in AACBU in Q1 2025 and held it in 1 quarter. The position peaked at $15.1M in Q1 2025. 6 funds tracked by Wall St. Rank hold AACBU as of Q2 2025.

Polar Asset Management Partners reported no remaining Artius II Acquisition Inc Units position as of Q2 2025 after selling out during the quarter.
Polar Asset Management Partners sold 1,500,000 Artius II Acquisition Inc Units shares in Q2 2025, an estimated $15.1M.
Polar Asset Management Partners first reported a position in Artius II Acquisition Inc Units in Q1 2025 and held it in 1 quarter.
Polar Asset Management Partners's Artius II Acquisition Inc Units position peaked at $15.1M in Q1 2025.
6 funds tracked by Wall St. Rank held Artius II Acquisition Inc Units as of Q2 2025.

Based on Polar Asset Management Partners's 13F filing for Q2 2025, filed 14 Aug 2025.