Security Snapshot

Hall Chadwick Acquisition Corp - Class A Ordinary Shares, par value $0.0001 per share (HCACU) Institutional Ownership

CUSIP: G42386121

13F Institutional Holders and Ownership History from Q4 2025 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

10

Shares (Excl. Options)

2,446,238

Price

$10.25

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
-17,359,037
Value change
-$173,909,944
Number of holders
10
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
21,315,789
SEC-reported price per share
$10.30
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • HCACU - Hall Chadwick Acquisition Corp - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G42386121.
  • 10 institutions reported positions in Q1 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 58 to 10 between Q4 2025 and Q1 2026.
  • SEC-reported value moved from $202,288,265 to $24,953,015.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 10 institutions filings for Q1 2026.

Open SEC evidence

Security key

G42386121

Latest holder period

Q1 2026

13F holders

10

13D/G owners

1

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
1
Security
HCACU
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Adage Capital Management, L.P. 7.6% $16,248,600 1,620,000 Adage Capital Management, L.P. 31 Dec 2025

As of 31 Mar 2026, 10 institutional investors reported holding 2,446,238 shares of Hall Chadwick Acquisition Corp - Class A Ordinary Shares, par value $0.0001 per share (HCACU). This represents 11% of the company’s total 21,315,789 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
11%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 2.3% 500,000 0% 0.01% $5,125,000
LMR Partners LLP 2.1% 450,000 0% 0.04% $4,612,500
OMERS ADMINISTRATION Corp 1.7% 359,984 +50% 0.02% $3,689,836
TORONTO DOMINION BANK 1.5% 328,227 +46% 0.01% $3,364,327
Clear Street Group Inc. 1.3% 271,382 +3.5% 0.01% $2,661,741
HGC Investment Management Inc. 0.94% 200,000 0% 0.45% $2,050,000
MMCAP International Inc. SPC 0.82% 175,000 0% 0.15% $1,793,750
Cable Car Capital, LP 0.35% 75,000 0% 0.27% $768,750
JPMORGAN CHASE & CO 0.23% 50,000 0% 0% $511,500
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.17% 36,645 0% 0% $375,611
Periscope Capital Inc. 0% 0 -100% $0
GRITSTONE ASSET MANAGEMENT LLC 0% 0 -100% $0
Virtu Financial LLC 0% 0 -100% $0
Warberg Asset Management LLC 0% 0 -100% $0
Centiva Capital, LP 0% 0 -100% $0
Alberta Investment Management Corp 0% 0 -100% $0
Magnetar Financial LLC 0% 0 -100% $0
WOLVERINE ASSET MANAGEMENT LLC 0% 0 -100% $0
Verition Fund Management LLC 0% 0 -100% $0
Radcliffe Capital Management, L.P. 0% 0 -100% $0
HEIGHTS CAPITAL MANAGEMENT, INC 0% 0 -100% $0
Mint Tower Capital Management B.V. 0% 0 -100% $0
ADAGE CAPITAL PARTNERS GP, L.L.C. 0% 0 -100% $0
HIGHBRIDGE CAPITAL MANAGEMENT LLC 0% 0 -100% $0
Hudson Bay Capital Management LP 0% 0 -100% $0

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
2
Latest
Q1 2026
Rows shown
1-2 of 2
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 2,446,238 $24,953,015 -$173,909,944 $10.25 10
2025 Q4 20,197,408 $202,288,265 +$193,848,382 $10.02 58
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