Artius II Acquisition Inc. - Class A Ordinary Shares, par value $0.0001 per share (AACBU) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2025 to Q3 2025

Type / Class
Equity / Class A Ordinary Shares, par value $0.0001 per share
Symbol
AACBU on Nasdaq
Shares outstanding
22,172,949
Price per share
$10.99
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
445,391
Total reported value
$4,609,797
% of total 13F portfolios
0%
Share change
-1,999,962
Value change
-$20,744,607
Number of holders
3
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Artius II Acquisition Inc. - Class A Ordinary Shares, par value $0.0001 per share (AACBU) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Polar Asset Management Partners Inc. 6.3% $15,142,500 1,500,000 Polar Asset Management Partners Inc. 31 Mar 2025
GLAZER CAPITAL, LLC 5.5% $12,302,413 1,218,664 Glazer Capital, LLC 31 Mar 2025
Sculptor Capital LP 4.5% -24% $10,590,000 -$4,236,000 1,000,000 -29% Sculptor Capital LP 30 Sep 2025

As of 30 Sep 2025, 3 institutional investors reported holding 445,391 shares of Artius II Acquisition Inc. - Class A Ordinary Shares, par value $0.0001 per share (AACBU). This represents 2% of the company’s total 22,172,949 outstanding shares.

Institutional Holders of Artius II Acquisition Inc. - Class A Ordinary Shares, par value $0.0001 per share (AACBU) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q3 445,391 $4,609,797 -$20,744,607 $10.35 3
2025 Q2 2,444,558 $25,412,859 -$141,842,231 $10.50 6
2025 Q1 16,626,165 $167,761,435 +$167,761,447 $10.08 29