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BCS

Beneficial Ownership Report · SCHEDULE 13G/A

Andersen Group Inc.

ANDGNYSEEQUITYCurrent

Beneficial Ownership Report

Filed Oct 16, 2026Accepted Oct 16, 2026, 2:01 PM EDTFiling CIK 2065708Accession 0000019617-26-000390
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Structured filing — SCHEDULE 13G/A

primary_doc.xml

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Amendment · This filing reports the amendment as submitted.

Subject company

Company
Andersen Group Inc.
Company CIK
0002065708
Street
333 Bush Street
Street (continued)
Suite 1700
City
San Francisco
State / country code
CA
Postal code
94104

Statement details

Amendment number
2
Security class
Class A common stock, $0.0001 par value
Event date
09/30/2026
Rule designation
Rule 13d-1(b)

Reporting person 1

Name
JPMORGAN CHASE & CO.
Citizenship / organization
DE
Reporting person type
HC
Aggregate amount owned
1,278,125.0
Percent of class
6.9
Sole voting power
1,238,377.0
Shared voting power
1.0
Sole dispositive power
1,278,124.0
Shared dispositive power
1.0

Item 1

Issuer

Andersen Group Inc.

Principal executive office address

333 Bush Street Suite 1700 San Francisco CA 94104

Item 2

Citizenship

DE

Filing person

JPMORGAN CHASE & CO.

Principal business or residence address

270 Park Avenue,,New York, NY 10017

Item 3

Not applicable indication

N

Type of filing person

HC

Item 4

Percent of class

6.9

Amount beneficially owned

1278125

Sole voting power

1238377

Shared voting power

1

Sole dispositive power

1278124

Shared dispositive power

1

Item 5

Not applicable indication

Y

Ownership of 5% or less

N

Item 6

Not applicable indication

N

Ownership on behalf of another person

Not Applicable

Item 7

Not applicable indication

N

Subsidiaries

J.P. Morgan Securities LLC; JPMorgan Asset Management (UK) Limited; JPMorgan Chase Bank, National Association; J.P. Morgan Investment Management Inc.; J.P. Morgan Wealth Management Solutions Inc.

Item 8

Not applicable indication

N

Group members

Not Applicable

Item 9

Not applicable indication

N

Item 10

Not applicable indication

N

Certifications

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

Signature 1

Reporting person
JPMORGAN CHASE & CO.
Signed
Rachel Tsvaygoft
Title
Vice President
Date
10/16/2026

Company context

We are a leading provider of independent tax, valuation and financial advisory services to individuals and family offices, businesses and institutional clients in the United States. We have strategically expanded our business to build an integrated platform of service offerings that enables us to solve our clients’ most complex tax and financial challenges. The success of our approach is reflected in our consistent growth to date, having delivered a revenue compound annual growth rate (CAGR) of 15% since 2003, the first full fiscal year following our formation, through December 31, 2025. We have achieved this by delivering specialized technical expertise combined with practical advice, supported by our widely recognized and strong firm culture, integrated services offerings and global capabilities. Our global reach is facilitated through our membership in Andersen Global, a Swiss association of over 300 member and collaborating firms.

Current securities

Recent company filings

  1. SCHEDULE 13G/A - filed by ROYCE & ASSOCIATES LP regarding Andersen Group Inc.Oct 29, 2026
  2. SCHEDULE 13G/A - filed by FRANKLIN TEMPLETON INC regarding Andersen Group Inc.Oct 28, 2026
  3. Unregistered Sales of Equity SecuritiesOct 15, 2026
  4. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory ArrangementsOct 14, 2026
  5. SCHEDULE 13G/A - filed by BROWN ADVISORY INC regarding Andersen Group Inc.Oct 7, 2026

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