ARTIUS II ACQUISITION INC (AACB) is held by 24 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is LINDEN ADVISORS LP as of Q1 2026.

Are institutions buying or selling AACB?

In Q1 2026, 3 institutions opened or increased positions in ARTIUS II ACQUISITION INC while 7 reduced or exited — a net selling quarter.

What is the Smart Money Verdict on AACB?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for ARTIUS II ACQUISITION INC.

How many hedge funds hold AACB?

24 institutional investors report holding ARTIUS II ACQUISITION INC (AACB) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into AACB?

As of Q1 2026, tracked institutions in ARTIUS II ACQUISITION INC show 3 buyers versus 7 sellers — net outflows.

ARTIUS II ACQUISITION INC

AACB·G0509J115·US·Common Stock·Financial Services - Shell Companies-13D/G

Holders

(1 Elite)

$103.5M

Total Value

30% (10)

Consensus

3 buying - 7 selling

13F: Mar 31, 2026Insider & Congress: Updated regularly

Smart Money Verdict

View all

Held by 24 funds

1 elite

Who's Trading

ActivistPAPolar Asset Management Partners Inc.3.6%Feb 17, 2026

ActivistHIHGC Investment Management Inc6.8%Feb 17, 2026

Activist

Healthcare of Ontario Pension Plan Trust Fund3.8%Feb 13, 2026

Activist

AQR Capital Management, LLC6.3%Aug 14, 2025

View all activist filings

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
LALINDEN ADVISORS LP	Unchanged	1M	$10.3M	0.1%	+4.06%	0
Alberta Investment Management Corp	Unchanged	980,000	$10.1M	0.1%	+4.06%	0
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	Unchanged	850,000	$8.8M	0.0%	+4.06%	0
PICTON MAHONEY ASSET MANAGEMENT	Unchanged	750,000	$7.8M	0.1%	+4.06%	0
TWO SIGMA INVESTMENTS, LP	Unchanged	725,000	$7.5M	0.0%	+4.06%	0
Magnetar Financial LLC	Unchanged	600,000	$6.2M	0.1%	+4.06%	0
DED. E. Shaw & Co., Inc.	Unchanged	600,000	$6.2M	0.0%	+4.06%	0
Hudson Bay Capital Management LP	Unchanged	550,000	$5.7M	0.0%	+2.04%	0
MOORE CAPITAL MANAGEMENT, LP	Unchanged	500,000	$5.2M	0.1%	+4.06%	0
Sculptor Capital LP	Unchanged	500,000	$5.2M	0.1%	+4.06%	0
HBK INVESTMENTS L P	Unchanged	499,998	$5.2M	0.1%	+4.06%	0
GOLDMAN SACHS GROUP INC	Unchanged	462,806	$4.8M	0.0%	+4.06%	0
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	Decreased	398,075(-0.5%)	$4.1M	0.0%	+4.06%	0
Jain Global LLC	Decreased	366,849(-26.6%)	$3.8M	0.0%	+4.06%	0
Verition Fund Management LLC	Decreased	354,691(-0.8%)	$3.7M	0.0%	+2.23%	0
Schonfeld Strategic Advisors LLC	Increased	245,631(+12.0%)	$2.5M	0.0%	+3.80%	29
TORONTO DOMINION BANK	Decreased	225,000(-38.7%)	$2.3M	0.0%	+2.86%	0
MILLENNIUM MANAGEMENT LLC	Unchanged	200,000	$2.1M	0.0%	+3.24%	0
Centiva Capital, LP	Unchanged	100,000	$1M	0.0%	+4.06%	0
BNP PARIBAS FINANCIAL MARKETS	New	55,222	$570,443	0.0%	+1.64%	34