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AACBR

Artius II Acquisition Inc Rights
AACBR

32 hedge funds and large institutions have $4.75M invested in Artius II Acquisition Inc Rights in 2025 Q2 according to their latest regulatory filings, with 32 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
32
Holders Change
+32
Holders Change %
–
% of All Funds
0.42%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
32
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
+$448K
2
AA
AQR Arbitrage
Connecticut
+$444K
3
SC
Sculptor Capital
New York
+$444K
4
PAMP
Polar Asset Management Partners
Ontario, Canada
+$336K
5
LA
Linden Advisors
New York
+$308K

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
1
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$560K +$448K +2,000,000 New
AA
2
AQR Arbitrage
Connecticut
$554K +$444K +1,980,000 New
SC
3
Sculptor Capital
New York
$475K +$444K +1,980,000 New
PAMP
4
Polar Asset Management Partners
Ontario, Canada
$360K +$336K +1,500,000 New
LA
5
Linden Advisors
New York
$344K +$308K +1,375,000 New
AIMCA
6
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$235K +$220K +980,000 New
Toronto Dominion Bank
7
Toronto Dominion Bank
Ontario, Canada
$227K +$212K +945,819 New
SCM
8
Shaolin Capital Management
Florida
$204K +$191K +850,000 New
GCL
9
Glazer Capital LLC
New York
$185K +$173K +771,348 New
MF
10
Magnetar Financial
Illinois
$168K +$135K +600,000 New
HI
11
HBK Investments
Texas
$140K +$112K +500,000 New
MCM
12
Moore Capital Management
New York
$140K +$112K +500,000 New
HCI
13
Harraden Circle Investments
New York
$126K +$117K +523,500 New
PMAM
14
Picton Mahoney Asset Management
Ontario, Canada
$121K +$112K +500,000 New
Millennium Management
15
Millennium Management
New York
$120K +$112K +500,000 New
COPPSERS
16
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$112K +$89.4K +398,909 New
DAM
17
Decagon Asset Management
United Kingdom
$84.1K +$78.5K +350,296 New
AGM
18
Alpine Global Management
New York
$79.2K +$74K +330,002 New
SSA
19
Schonfeld Strategic Advisors
New York
$69K +$64.5K +287,641 New
MC
20
Meteora Capital
Florida
$55.9K +$52.2K +232,800 New
CS
21
Clear Street
New York
$55.3K +$51.6K +230,242 New
GAM
22
Gritstone Asset Management
Maryland
$48K +$44.8K +200,000 New
PC
23
Periscope Capital
Ontario, Canada
$42K +$39.2K +175,000 New
CCM
24
Context Capital Management
California
$38.9K +$36.4K +162,191 New
Verition Fund Management
25
Verition Fund Management
Connecticut
$34.5K +$27.6K +123,059 New
1
2

AACBR Hedge Fund Activity: Q2 2025 in Review

32 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Artius II Acquisition Inc Rights (AACBR) for Q2 2025, worth a combined $4.75M.

Buyers outnumbered sellers: 32 funds opened new AACBR positions and 0 closed out — a net gain of 32 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Healthcare of Ontario Pension Plan (HOOPP) Trust Fund, opening a new position worth an estimated $448K.

  • 32 institutional investors held Artius II Acquisition Inc Rights (AACBR) as of Q2 2025, up from 0 in Q1 2025.
  • Funds reported $4.75M of Artius II Acquisition Inc Rights stock for Q2 2025.
  • 32 funds opened new Artius II Acquisition Inc Rights positions in Q2 2025 and 0 closed out, a net change of +32 holders.
  • The largest Artius II Acquisition Inc Rights buyer in Q2 2025 was Healthcare of Ontario Pension Plan (HOOPP) Trust Fund, an estimated $448K added.

Based on aggregated 13F filings for Q2 2025.