Artius II Acquisition Inc

Q1 2026 vs Q2 2026

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options 13D/13G Peers Targeting Trading Summary Profile

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Healthcare of Ontario Pension Plan Trust Fund

UNCHANGED

Shares2,000,000 from 2,000,000

Change0 (0%)

Value$420.0K (-$124.8K)

Filed 2026-08-13

Sculptor Capital LP

UNCHANGED

Shares1,980,000 from 1,980,000

Change0 (0%)

Value$415.8K (-$148.6K)

Filed 2026-08-14

HGC Investment Management Inc.

UNCHANGED

Shares1,500,000 from 1,500,000

Change0 (0%)

Value$315.0K (-$138.0K)

Filed 2026-08-14

Polar Asset Management Partners Inc.

UNCHANGED

Shares1,500,000 from 1,500,000

Change0 (0%)

Value$315.0K (-$135.0K)

Filed 2026-08-14

AQR Arbitrage LLC

INCREASED

Shares1,499,545 from 1,487,405

Change+12,140 (+1%)

Value$314.9K (-$90.3K)

Filed 2026-08-14

Linden Advisors LP

UNCHANGED

Shares1,375,000 from 1,375,000

Change0 (0%)

Value$312.8K (-$99.0K)

Filed 2026-08-14

Harraden Circle Investments, LLC

UNCHANGED

Shares1,341,436 from 1,341,436

Change0 (0%)

Value$281.7K (-$123.3K)

Filed 2026-08-14

Alberta Investment Management Corp

UNCHANGED

Shares980,000 from 980,000

Change0 (0%)

Value$205.8K (-$90.1K)

Filed 2026-08-06

Millennium Management LLC

UNCHANGED

Shares700,000 from 700,000

Change0 (0%)

Value$147.0K (-$64.3K)

Filed 2026-08-14

Magnetar Financial LLC

UNCHANGED

Shares600,000 from 600,000

Change0 (0%)

Value$126.0K (-$37.4K)

Filed 2026-08-14

Meteora Capital, LLC

DECREASED

Shares559,649 from 559,705

Change-56 (0%)

Value$117.5K (-$33.7K)

Filed 2026-08-14

Toronto Dominion Bank

DECREASED

Shares542,153 from 600,285

Change-58,132 (-10%)

Value$113.9K (-$67.4K)

Filed 2026-08-14

Shaolin Capital Management LLC

INCREASED

Shares504,369 from 500,000

Change+4,369 (+1%)

Value$105.9K (-$45.0K)

Filed 2026-08-14

Moore Capital Management, LP

UNCHANGED

Shares500,000 from 500,000

Change0 (0%)

Value$105.0K (-$46.0K)

Filed 2026-08-14

Picton Mahoney Asset Management

UNCHANGED

Shares500,000 from 500,000

Change0 (0%)

Value$105.0K (-$46.0K)

Filed 2026-08-13

HBK Investments L P

UNCHANGED

Shares500,000 from 500,000

Change0 (0%)

Value$105.0K (-$31.2K)

Filed 2026-09-16

BNP Paribas Financial Markets

UNCHANGED

Shares462,795 from 462,795

Change0 (0%)

Value$97.2K (-$34.7K)

Filed 2026-08-13

Commonwealth of Pennsylvania Public School Empls Retrmt SYS

UNCHANGED

Shares364,209 from 364,209

Change0 (0%)

Value$76.5K (-$27.3K)

Filed 2026-07-17

Alpine Global Management, LLC

UNCHANGED

Shares324,602 from 324,602

Change0 (0%)

Value$68.2K (-$19.5K)

Filed 2026-08-14

Rivernorth Capital Management, LLC

UNCHANGED

Shares299,872 from 299,872

Change0 (0%)

Value$33.0K (-$57.5K)

Filed 2026-08-14

Glazer Capital, LLC

UNCHANGED

Shares275,000 from 275,000

Change0 (0%)

Value$58 (-$16)

Filed 2026-08-17

Radcliffe Capital Management, L.P.

DECREASED

Shares250,049 from 250,059

Change-10 (0%)

Value$56.9K (-$14.4K)

Filed 2026-08-14

Clear Street Group Inc.

DECREASED

Shares224,818 from 226,588

Change-1,770 (-1%)

Value$47.2K (-$21.2K)

Filed 2026-08-12

Gritstone Asset Management LLC

UNCHANGED

Shares197,655 from 197,655

Change0 (0%)

Value$41.5K (-$18.2K)

Filed 2026-08-06

Susquehanna International Group, LLP

NEW

Shares187,011

Change+187,011

Value$39.3K

Filed 2026-08-14

Periscope Capital Inc.

INCREASED

Shares185,000 from 175,000

Change+10,000 (+6%)

Value$38.9K (-$11.0K)

Filed 2026-08-11

Schonfeld Strategic Advisors LLC

UNCHANGED

Shares163,729 from 163,729

Change0 (0%)

Value$34.4K (-$12.3K)

Filed 2026-08-14

Context Capital Management, LLC

UNCHANGED

Shares162,191 from 162,191

Change0 (0%)

Value$34.1K (-$14.6K)

Filed 2026-07-23

Boothbay Fund Management, LLC

INCREASED

Shares125,353 from 125,316

Change+37 (+0%)

Value$26.3K (-$11.5K)

Filed 2026-08-14

K2 Principal Fund, L.P.

UNCHANGED

Shares112,006 from 112,006

Change0 (0%)

Value$23.5K (-$6.7K)

Filed 2026-08-07

DLD Asset Management, LP

UNCHANGED

Shares106,713 from 106,713

Change0 (0%)

Value$22.4K (-$9.8K)

Filed 2026-08-13

Centiva Capital, LP

UNCHANGED

Shares100,000 from 100,000

Change0 (0%)

Value$21.0K (-$6.2K)

Filed 2026-08-13

Verition Fund Management LLC

DECREASED

Shares94,103 from 97,603

Change-3,500 (-4%)

Value$19.8K (-$6.8K)

Filed 2026-08-14

RLH Capital LLC

CLOSED

Shares0 from 100,000

Change-100,000 (-100%)

Value$0 (-$28.5K)

Filed 2026-08-10

Berkley W R Corp

CLOSED

Shares0 from 56,952

Change-56,952 (-100%)

Value$0 (-$16.2K)

Filed 2026-08-24

	Status
Healthcare of Ontario Pension Plan Trust Fund	UNCHANGED	2,000,000	2,000,000	0	0%	$544.8K	$420.0K	-$124.8K	2026-08-13
Sculptor Capital LP	UNCHANGED	1,980,000	1,980,000	0	0%	$564.4K	$415.8K	-$148.6K	2026-08-14
HGC Investment Management Inc.	UNCHANGED	1,500,000	1,500,000	0	0%	$453.0K	$315.0K	-$138.0K	2026-08-14
Polar Asset Management Partners Inc.	UNCHANGED	1,500,000	1,500,000	0	0%	$450.0K	$315.0K	-$135.0K	2026-08-14
AQR Arbitrage LLC	INCREASED	1,499,545	1,487,405	+12,140	+1%	$405.2K	$314.9K	-$90.3K	2026-08-14
Linden Advisors LP	UNCHANGED	1,375,000	1,375,000	0	0%	$411.8K	$312.8K	-$99.0K	2026-08-14
Harraden Circle Investments, LLC	UNCHANGED	1,341,436	1,341,436	0	0%	$405.0K	$281.7K	-$123.3K	2026-08-14
Alberta Investment Management Corp	UNCHANGED	980,000	980,000	0	0%	$295.9K	$205.8K	-$90.1K	2026-08-06
Millennium Management LLC	UNCHANGED	700,000	700,000	0	0%	$211.3K	$147.0K	-$64.3K	2026-08-14
Magnetar Financial LLC	UNCHANGED	600,000	600,000	0	0%	$163.4K	$126.0K	-$37.4K	2026-08-14
Meteora Capital, LLC	DECREASED	559,649	559,705	-56	0%	$151.2K	$117.5K	-$33.7K	2026-08-14
Toronto Dominion Bank	DECREASED	542,153	600,285	-58,132	-10%	$181.3K	$113.9K	-$67.4K	2026-08-14
Shaolin Capital Management LLC	INCREASED	504,369	500,000	+4,369	+1%	$151.0K	$105.9K	-$45.0K	2026-08-14
Moore Capital Management, LP	UNCHANGED	500,000	500,000	0	0%	$151.0K	$105.0K	-$46.0K	2026-08-14
Picton Mahoney Asset Management	UNCHANGED	500,000	500,000	0	0%	$151.0K	$105.0K	-$46.0K	2026-08-13
HBK Investments L P	UNCHANGED	500,000	500,000	0	0%	$136.2K	$105.0K	-$31.2K	2026-09-16
BNP Paribas Financial Markets	UNCHANGED	462,795	462,795	0	0%	$131.9K	$97.2K	-$34.7K	2026-08-13
Commonwealth of Pennsylvania Public School Empls Retrmt SYS	UNCHANGED	364,209	364,209	0	0%	$103.8K	$76.5K	-$27.3K	2026-07-17
Alpine Global Management, LLC	UNCHANGED	324,602	324,602	0	0%	$87.7K	$68.2K	-$19.5K	2026-08-14
Rivernorth Capital Management, LLC	UNCHANGED	299,872	299,872	0	0%	$90.5K	$33.0K	-$57.5K	2026-08-14
Glazer Capital, LLC	UNCHANGED	275,000	275,000	0	0%	$74	$58	-$16	2026-08-17
Radcliffe Capital Management, L.P.	DECREASED	250,049	250,059	-10	0%	$71.3K	$56.9K	-$14.4K	2026-08-14
Clear Street Group Inc.	DECREASED	224,818	226,588	-1,770	-1%	$68.4K	$47.2K	-$21.2K	2026-08-12
Gritstone Asset Management LLC	UNCHANGED	197,655	197,655	0	0%	$59.7K	$41.5K	-$18.2K	2026-08-06
Susquehanna International Group, LLP	NEW	187,011	—	+187,011	—	—	$39.3K	—	2026-08-14
Periscope Capital Inc.	INCREASED	185,000	175,000	+10,000	+6%	$49.9K	$38.9K	-$11.0K	2026-08-11
Schonfeld Strategic Advisors LLC	UNCHANGED	163,729	163,729	0	0%	$46.7K	$34.4K	-$12.3K	2026-08-14
Context Capital Management, LLC	UNCHANGED	162,191	162,191	0	0%	$48.6K	$34.1K	-$14.6K	2026-07-23
Boothbay Fund Management, LLC	INCREASED	125,353	125,316	+37	+0%	$37.8K	$26.3K	-$11.5K	2026-08-14
K2 Principal Fund, L.P.	UNCHANGED	112,006	112,006	0	0%	$30.2K	$23.5K	-$6.7K	2026-08-07
DLD Asset Management, LP	UNCHANGED	106,713	106,713	0	0%	$32.2K	$22.4K	-$9.8K	2026-08-13
Centiva Capital, LP	UNCHANGED	100,000	100,000	0	0%	$27.2K	$21.0K	-$6.2K	2026-08-13
Verition Fund Management LLC	DECREASED	94,103	97,603	-3,500	-4%	$26.6K	$19.8K	-$6.8K	2026-08-14
RLH Capital LLC	CLOSED	0	100,000	-100,000	-100%	$28.5K	$0	-$28.5K	2026-08-10
Berkley W R Corp	CLOSED	0	56,952	-56,952	-100%	$16.2K	$0	-$16.2K	2026-08-24

Showing 35 of 35 institutions