Michelle Rosenberg - 03 Feb 2026 Form 4 Insider Report for JANUS HENDERSON GROUP PLC (JHG)

Role: CAO & GENERAL COUNSEL
Signature: /s/ Lisa Kish, by Power of Attorney for Michelle Rosenberg
Issuer symbol: JHG
Transactions as of: 03 Feb 2026
Net transactions value: +$705,211
Form type: 4
Filing time: 04 Feb 2026, 18:13:38 UTC
Previous filing: 04 Mar 2025
Next filing: 19 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
ROSENBERG MICHELLE	CAO & GENERAL COUNSEL	201 BISHOPGATE, LONDON, UNITED KINGDOM	/s/ Lisa Kish, by Power of Attorney for Michelle Rosenberg	04 Feb 2026	0001898845

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	JHG	Common Stock	Award	$1,253,740	+26,022	+27%	$48.18	121,190	02 Feb 2026	Direct	F1, F2
transaction	JHG	Common Stock	Tax liability	$548,529	-11,385	-9.4%	$48.18	109,805	02 Feb 2026	Direct	F3
holding	JHG	Common Stock (401k)						130	03 Feb 2026	By 401(k) Plan

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

Explanation of Responses:

Id	Content
F1	Represents shares of the Issuer's common stock acquired upon the vesting of a performance share unit award previously granted to the Reporting Person.
F2	Includes shares purchased under the Issuer's Employee Stock Purchase Plan.
F3	Represents the number of shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of performance share units.