MP
AACB

Mangrove Partners’s Artius II Acquisition Inc AACB Stock Holding History

Mangrove Partners’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 		$3.74M Hold
356,172
– – 0.25% 74
2026
Q1 		$3.68M Sell
356,172
-93,826
-21% -$970K 0.3% 59
2025
Q4 		$4.63M Sell
449,998
-2
-0% -$21 0.38% 32
2025
Q3 		$4.58M Buy
+450,000
New +$4.56M 0.34% 39

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

Mangrove Partners's AACB Position: Q2 2026 in Review

Mangrove Partners held its Artius II Acquisition Inc (AACB) position steady in Q2 2026 at 356,172 shares worth $3.74M. The position accounts for 0.25% of the portfolio, ranked #74.

Mangrove Partners first reported a position in AACB in Q3 2025 and has held it in 4 quarters since. The position peaked at $4.63M in Q4 2025. 51 funds tracked by Wall St. Rank hold AACB as of Q2 2026.

  • Mangrove Partners held 356,172 shares of Artius II Acquisition Inc worth $3.74M as of Q2 2026.
  • Mangrove Partners left its Artius II Acquisition Inc share count unchanged in Q2 2026.
  • Artius II Acquisition Inc made up 0.25% of Mangrove Partners's portfolio in Q2 2026, its #74 holding.
  • Mangrove Partners first reported a position in Artius II Acquisition Inc in Q3 2025 and has held it in 4 quarters since.
  • Mangrove Partners's Artius II Acquisition Inc position peaked at $4.63M in Q4 2025.
  • 51 funds tracked by Wall St. Rank held Artius II Acquisition Inc as of Q2 2026.

Based on Mangrove Partners's 13F filing for Q2 2026, filed 14 Aug 2026.