Security Snapshot

Highview Merger Corp. - Class A Ordinary Shares, $0.0001 par value (HVMC) Institutional Ownership

CUSIP: G4569C101

13F Institutional Holders and Ownership History from Q4 2025 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

57

Shares (Excl. Options)

21.28MFull value: 21,275,701 · shares · 30 Jun 2026

Price

$10.16

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
+220,846
Value change
+$2,253,015
Number of holders
57
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
23,809,524
SEC-reported price per share
$10.27
Insider filing price
$10.27
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • HVMC - Highview Merger Corp. - Class A Ordinary Shares, $0.0001 par value is tracked under CUSIP G4569C101.
  • 57 institutions reported positions in Q2 2026.
  • 5 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 56 to 57 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $211.59MFull value: $211,592,022 · USD · 31 Mar 2026
    to
    $216.08MFull value: $216,080,747 · USD · 30 Jun 2026
    .

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 57 institutions filings for Q2 2026.

Open SEC evidence

Security key

G4569C101

13F reference period

Q2 2026

13F holders

57

13D/G owners

5

CIK / CUSIP context first

13D/G owners

Significant owners

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

Rows
5
Security
HVMC
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Highview Sponsor Co., LLC 21% 6,122,500 Highview Sponsor Co., LLC 11 Aug 2025
Adage Capital Management, L.P. 7.6% 1,800,000 Adage Capital Management, L.P. 30 Sep 2025
AQR CAPITAL MANAGEMENT LLC 5.4% 1,268,226 AQR Capital Management, LLC 30 Sep 2025
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 4.2% $10,000,000 1,000,000 Healthcare of Ontario Pension Plan Trust Fund 31 Dec 2025
MILLENNIUM MANAGEMENT LLC 4.2% $10,029,960 999,996 Millennium Management LLC 31 Dec 2025
As of 30 Jun 2026, 57 institutional investors reported holding
21.28MFull value: 21,275,701 · shares · 30 Jun 2026
shares of Highview Merger Corp. - Class A Ordinary Shares, $0.0001 par value (HVMC). This represents 89% of the company’s total
23.81MFull value: 23,809,524 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

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

Top holder share
71%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
ADAGE CAPITAL PARTNERS GP, L.L.C. 7.6% 1,800,000 0% 0.03% $18,288,000
Alberta Investment Management Corp 5.2% 1,250,000 0% 0.07% $12,687,500
AQR Arbitrage LLC 5.2% 1,246,946 +2.6% 0.18% $12,656,502
GLAZER CAPITAL, LLC 4.7% 1,114,700 +14% 0.28% $11,325,000
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 4.2% 1,000,000 0% 0.01% $10,150,000
Magnetar Financial LLC 3.9% 929,288 0% 0.09% $9,432,273
Hudson Bay Capital Management LP 3.8% 901,878 0% 0.04% $9,154,062
MILLENNIUM MANAGEMENT LLC 3.6% 852,000 +0% 0.01% $8,656,320
Linden Advisors LP 3.1% 750,000 0% 0.04% $7,612,500
TWO SIGMA INVESTMENTS, LP 2.7% 632,853 0% 0% $6,429,786
Radcliffe Capital Management, L.P. 2.3% 556,664 +2.6% 0.43% $5,655,706
Schonfeld Strategic Advisors LLC 2.3% 543,691 +0.68% 0.03% $5,523,900
Verition Fund Management LLC 2.3% 536,599 0% 0.04% $5,446,480
TENOR CAPITAL MANAGEMENT Co., L.P. 2.1% 500,000 0% 0.07% $5,080,000
Sculptor Capital LP 2.1% 500,000 0% 0.05% $5,080,000
BNP PARIBAS FINANCIAL MARKETS 1.9% 453,043 0% 0% $4,598,386
Polar Asset Management Partners Inc. 1.9% 450,100 +13% 0.08% $4,573,016
Shaolin Capital Management LLC 1.7% 410,624 -18% 0.39% $4,171,940
MOORE CAPITAL MANAGEMENT, LP 1.7% 400,000 0% 0.09% $4,064,000
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 1.7% 400,000 0% 0.02% $4,064,000
Lineage Point Capital LP 1.7% 399,900 0% 0.83% $4,062,984
Periscope Capital Inc. 1.5% 350,000 0% 0.57% $3,556,000
Karpus Management, Inc. 1.4% 344,650 +75% 0.1% $3,501,644
BERKLEY W R CORP 1.4% 333,856 0% 0.17% $3,388,638
Irenic Capital Management LP 1.3% 300,000 0% 0.22% $3,045,000

Quarter history

Institutional holders across reporting periods

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

Periods
4
Headline period
Q2 2026
Rows shown
1-4 of 4
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 312,021 $3,207,456 -$4,064,000 $10.27 3
2026 Q2 21,275,701 $216,080,747 +$2,253,015 $10.16 57
2026 Q1 21,054,855 $211,592,022 +$7,559,260 $10.05 56
2025 Q4 20,250,664 $202,502,265 +$194,517,155 $10.00 49
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