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

Historical Holders from Q3 2016 to Q3 2025

Symbol: JHG on NYSE
Type / Class: Equity / Ordinary Shares, $1.50 per share par value
Shares outstanding: 154,698,058
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares, excl. options: 139,468,313
Holdings value: $6,207,739,419
% of all portfolios: 0.003%
Number of holders: 410
Number of buys: 228
Number of sells: -186
Average buys %: +0%
Average sells %: -0%

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Significant Owners of JANUS HENDERSON GROUP PLC - Ordinary Shares, $1.50 per share par value (JHG)

Filer	Ownership	Change %	Holdings Value	Nb Shares	Change %	Reporting Name	Report Period
TRIAN FUND MANAGEMENT, L.P.	20.6%	+0.85%	$1,417,161,066	31,867,800	0%	TRIAN FUND MANAGEMENT, L.P.	21 Dec 2025
MILLENNIUM MANAGEMENT LLC	5%		$261,156,985	7,875,663		Millennium Management LLC	12 May 2025
Capital Research Global Investors	4.5%		$238,947,080	7,205,883		Capital Research Global Investors	30 Sep 2024
MASSACHUSETTS MUTUAL LIFE INSURANCE CO	0.1%		$412,815	9,283		MASSACHUSETTS MUTUAL LIFE INSURANCE CO	21 Dec 2025

Institutional Holders of JANUS HENDERSON GROUP PLC - Ordinary Shares, $1.50 per share par value (JHG)

Period	Reported Shares, Excl. Options	Value, Excl. Options	Change	Puts Notional Value	Calls Notional Value	Price	Investors
2025 Q3	139,468,313	$6,207,739,419	-$98,829,355		$2,728,963	$44.51	410
2025 Q2	142,414,348	$5,531,121,444	-$35,959,206	$0	$0	$38.84	391
2025 Q1	143,639,571	$5,190,041,100	-$43,085,388	$235,301	$133,755	$36.15	412
2024 Q4	143,551,104	$6,105,375,966	+$135,453,764	$25,518	$557,143	$42.53	399
2024 Q3	145,654,447	$5,546,482,329	-$4,503,267	$72,333	$711,909	$38.07	382
2024 Q2	146,253,548	$4,930,326,767	-$36,790,174	$340,471	$886,573	$33.71	332
2024 Q1	147,165,936	$4,839,539,578	+$55,806,366	$1,756,326	$1,154,439	$32.89	313
2023 Q4	145,567,479	$4,388,378,008	+$39,295,615	$84,420	$349,740	$30.15	297
2023 Q3	144,483,742	$3,730,512,936	+$25,975,993	$64,550	$196,232	$25.82	288
2023 Q2	143,248,724	$3,902,584,363	+$77,856,519	$155,325	$218,000	$27.25	284
2023 Q1	140,778,717	$3,748,708,791	+$180,939	$676,656	$1,859,472	$26.64	280
2022 Q4	140,720,003	$3,310,089,650	-$18,038,616	$811,440	$1,628,595	$23.52	270
2022 Q3	141,620,175	$2,877,200,424	+$38,358,373	$1,491,000	$926,000	$20.31	248
2022 Q2	138,952,739	$3,266,099,226	+$211,739,681	$1,330,000	$875,000	$23.51	259
2022 Q1	130,457,031	$4,568,866,663	+$63,595,740	$417,000	$452,000	$35.02	268
2021 Q4	128,117,503	$5,372,639,064	+$1,026,502,852	$549,000	$1,145,000	$41.94	279
2021 Q3	103,501,277	$4,277,888,126	-$54,834,385	$2,960,000	$347,000	$41.33	264
2021 Q2	104,953,881	$4,072,779,989	-$25,267,934	$551,000	$1,246,000	$38.81	248
2021 Q1	106,177,251	$3,306,903,484	+$587,131,719		$0	$31.15	247
2020 Q4	117,976,657	$3,834,287,379	-$177,146,964	$0	$1,219,000	$32.51	231
2020 Q3	123,422,181	$2,680,327,684	-$284,245,351	$426,000	$843,000	$21.72	187
2020 Q2	137,555,108	$2,910,935,620	+$40,897,436		$0	$21.16	219
2020 Q1	136,093,391	$2,084,930,470	+$4,665,772	$0	$193,000	$15.32	201
2019 Q4	134,774,080	$3,295,099,784	-$2,578,401	$293,000		$24.45	209
2019 Q3	134,130,235	$3,012,165,352	+$30,025,482	$272,000		$22.46	201
2019 Q2	132,854,370	$2,842,266,519	+$213,755,630		$0	$21.4	193
2019 Q1	123,055,272	$3,071,962,911	+$131,551,980		$874,000	$24.98	186
2018 Q4	117,878,394	$2,441,042,275	+$94,027,722		$414,000	$20.72	180
2018 Q3	112,749,679	$3,036,958,061	+$105,234,395		$1,415,000	$26.96	183
2018 Q2	109,195,138	$3,353,151,206	+$197,048,854		$2,689,000	$30.73	188
2018 Q1	102,699,585	$3,396,816,524	+$175,880,741			$33.09	188
2017 Q4	97,114,787	$3,716,025,555	+$79,727,839			$38.26	188
2017 Q3	95,041,835	$3,311,123,082	-$69,759,992	$0		$34.84	176
2017 Q2	97,065,292	$3,214,031,964	+$3,208,360,967	$370,000	$7,000	$33.11	159
2016 Q3	14,741	$514,000				$34.87	1