TRIAN FUND MANAGEMENT, L.P.

Holdings History for JANUS HENDERSON GROUP PLC - Ordinary Shares, $1.50 per share par value (JHG)

Symbol: JHG on NYSE
Investment type: Equity / Ordinary Shares, $1.50 per share par value
Latest Disclosed Shares Owned: 31,867,800 shares
Security Ownership %: 21%

Shares, Excluding Options vs Price

Value, Excluding Options

TRIAN FUND MANAGEMENT, L.P. ownership in JANUS HENDERSON GROUP PLC Ordinary Shares, $1.50 per share par value (JHG)

22 Dec 2025 - TRIAN FUND MANAGEMENT, L.P. has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 31,867,800 shares of JANUS HENDERSON GROUP PLC Ordinary Shares, $1.50 per share par value (JHG). This represents 21% ownership of the company. In their previous filing dated 27 Oct 2025, TRIAN FUND MANAGEMENT, L.P. had reported owning 31,867,800 shares, indicating a new holding.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Price	Form	Report date	Filing time
TRIAN FUND MANAGEMENT, L.P.	21%	+0.85%	$1,417,161,066	31,867,800	0	$44.47	13D/A	21 Dec 2025	22 Dec 2025, 21:56
Nelson Peltz	20%	+1%	$1,418,435,778	31,867,800	0	$44.51	13D/A	26 Oct 2025	27 Oct 2025, 08:12
Nelson Peltz	20%		$1,056,736,248	31,867,800		$33.16	13D/A	01 May 2025	02 May 2025, 17:02

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	38%	0%	$1,515,951,246	31,867,800	0		$47.57	Q4 2025
30 Sep 2025	35%	0%	$1,418,435,778	31,867,800	0		$44.51	Q3 2025
30 Jun 2025	33%	0%	$1,237,745,352	31,867,800	0		$38.84	Q2 2025
31 Mar 2025	31%	0%	$1,152,020,970	31,867,800	0		$36.15	Q1 2025
31 Dec 2024	35%	0%	$1,355,337,534	31,867,800	0		$42.53	Q4 2024
30 Sep 2024	31%	0%	$1,213,207,146	31,867,800	0		$38.07	Q3 2024
30 Jun 2024	26%	0%	$1,074,263,538	31,867,800	0		$33.71	Q2 2024
31 Mar 2024	13%	0%	$1,048,131,942	31,867,800	0		$32.89	Q1 2024
31 Dec 2023	14%	0%	$960,814,170	31,867,800	0		$30.15	Q4 2023
30 Sep 2023	13%	0%	$822,826,596	31,867,800	0		$25.82	Q3 2023
30 Jun 2023	22%	0%	$868,397,550	31,867,800	0		$27.25	Q2 2023
31 Mar 2023	23%	0%	$848,958,192	31,867,800	0		$26.64	Q1 2023
31 Dec 2022	15%	0%	$749,530,656	31,867,800	0		$23.52	Q4 2022
30 Sep 2022	17%	0%	$647,235,000	31,867,800	0		$20.31	Q3 2022
30 Jun 2022	16%	0%	$749,212,000	31,867,800	0		$23.51	Q2 2022
31 Mar 2022	19%	+2.1%	$1,116,010,000	31,867,800	+3,595,152	+13%	$35.02	Q1 2022
31 Dec 2021	16%	+16%	$1,185,755,000	28,272,648	+28,272,648	NEW	$41.94	Q4 2021
30 Sep 2020		-3.4%	$0	0	-8,932,350	-100%	$50.20	Q3 2020
30 Jun 2020	3.4%	+3.7%	$189,009,000	8,932,350	+8,932,350	NEW	$21.16	Q2 2020

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.