Durable Capital Partners LP - 17 Dec 2025 Form 4 Insider Report for Andersen Group Inc. (ANDG)

Role: 10%+ Owner
Signature: Durable Capital Partners LP, By: Julie Jack, its Authorized Person
Issuer symbol: ANDG
Transactions as of: 17 Dec 2025
Net transactions value: +$7,454,060
Form type: 4
Filing time: 19 Dec 2025, 17:00:23 UTC
Previous filing: 13 Nov 2023
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Durable Capital Partners LP	10%+ Owner	4747 BETHESDA AVENUE, SUITE 1002, BETHESDA	Durable Capital Partners LP, By: Julie Jack, its Authorized Person	19 Dec 2025	0001798849

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ANDG	Class A Common Stock	Purchase	$5,147,500	+250,000	+19%	$20.59	1,562,500	17 Dec 2025	See footnote (1)	F1
transaction	ANDG	Class A Common Stock	Purchase	$2,306,560	+107,985	+6.9%	$21.36	1,670,485	17 Dec 2025	See footnote (1)	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The securities are held directly by Durable Capital Master Fund LP ("Durable Capital Master Fund"). Durable Capital Partners LP ("Durable Capital") acts as the investment adviser to Durable Capital Master Fund and has sole voting power and sole investment power over the securities reported on this Form 4. Durable Capital Partners GP LLC ("Durable GP") is the general partner of Durable Capital, and Henry Ellenbogen is the chief investment officer of Durable Capital and the managing member of Durable GP. Each of Durable Capital Master Fund, Durable Capital, Durable GP and Mr. Ellenbogen disclaim beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein.

Content

The securities are held directly by Durable Capital Master Fund LP ("Durable Capital Master Fund"). Durable Capital Partners LP ("Durable Capital") acts as the investment adviser to Durable Capital Master Fund and has sole voting power and sole investment power over the securities reported on this Form 4. Durable Capital Partners GP LLC ("Durable GP") is the general partner of Durable Capital, and Henry Ellenbogen is the chief investment officer of Durable Capital and the managing member of Durable GP. Each of Durable Capital Master Fund, Durable Capital, Durable GP and Mr. Ellenbogen disclaim beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein.