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AACB

Artius II Acquisition Inc
AACB

Delisted

AACB was delisted on the 19th of August, 2026.

51 hedge funds and large institutions have $222M invested in Artius II Acquisition Inc in 2026 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 7 increasing their positions, 7 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

1% more capital invested

Capital invested by funds: $220M → $222M (+$2.14M)

0% more repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 7

0.45% less ownership

Funds ownership: 95.9%95.45% (-0.45%)

2% less funds holding

Funds holding: 5251 (-1)

33% less first-time investments, than exits

New positions opened: 2 | Existing positions closed: 3

Holders
51
Holders Change
-1
Holders Change %
-1.92%
% of All Funds
0.62%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
2
Increased
7
Reduced
7
Closed
3
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
HIM
1
HGC Investment Management
Ontario, Canada
$15.7M
AA
2
AQR Arbitrage
Connecticut
$15.1M +$83.9K +8,042 +0.6%
GCL
3
Glazer Capital LLC
New York
$13.6M +$1.05K +101 +0%
LA
4
Linden Advisors
New York
$10.5M
WCMNY
5
Westchester Capital Management (New York)
New York
$10.4M
AIMCA
6
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$10.3M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
7
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$8.91M
PAMP
8
Polar Asset Management Partners
Ontario, Canada
$8.39M
PMAM
9
Picton Mahoney Asset Management
Ontario, Canada
$7.87M
Two Sigma Investments
10
Two Sigma Investments
New York
$7.61M
RCM
11
Radcliffe Capital Management
Pennsylvania
$7.12M
D.E. Shaw & Co
12
D.E. Shaw & Co
New York
$6.29M
MF
13
Magnetar Financial
Illinois
$6.29M
Hudson Bay Capital Management
14
Hudson Bay Capital Management
Connecticut
$5.76M
MCM
15
Moore Capital Management
New York
$5.25M
SC
16
Sculptor Capital
New York
$5.25M
GL
17
Governors Lane
New York
$5.25M +$2.61M +250,000 +100%
HI
18
HBK Investments
Texas
$5.24M
Goldman Sachs
19
Goldman Sachs
New York
$4.85M
PC
20
Periscope Capital
Ontario, Canada
$4.46M +$521K +50,000 +13%
COPPSERS
21
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$4.17M
WRBC
22
W.R. Berkley Corp
Connecticut
$4.16M
FTCM
23
First Trust Capital Management
Illinois
$3.99M
Toronto Dominion Bank
24
Toronto Dominion Bank
Ontario, Canada
$3.94M +$1.57M +150,190 +67%
MP
25
Mangrove Partners
Connecticut
$3.74M

AACB Hedge Fund Activity: Q2 2026 in Review

51 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in Artius II Acquisition Inc (AACB) for Q2 2026, worth a combined $222M — up 0.97% from $220M a quarter earlier.

Sellers outnumbered buyers: 3 funds closed out of AACB and 2 opened new positions — a net loss of 1 holder — while 7 trimmed existing stakes and 7 added.

The largest buyer was Governors Lane, adding an estimated $2.61M. The largest seller was Fort Baker Capital Management, exiting entirely with an estimated $2.41M sold.

  • 51 institutional investors held Artius II Acquisition Inc (AACB) as of Q2 2026, down from 52 in Q1 2026.
  • Funds reported $222M of Artius II Acquisition Inc stock for Q2 2026, up 0.97% quarter-over-quarter.
  • 2 funds opened new Artius II Acquisition Inc positions in Q2 2026 and 3 closed out, a net change of -1 holder.
  • The largest Artius II Acquisition Inc buyer in Q2 2026 was Governors Lane, an estimated $2.61M added.
  • The largest Artius II Acquisition Inc seller in Q2 2026 was Fort Baker Capital Management, an estimated $2.41M sold.

Based on aggregated 13F filings for Q2 2026.