Security Snapshot

JANUS HENDERSON GROUP PLC - Common Stock (JHG) Institutional Ownership

CUSIP: G4474Y214

13F Institutional Holders and Ownership History from Q3 2016 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

463

Shares (Excl. Options)

139,259,164

Price

$47.57

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Type / Class
Equity / Common Stock
Symbol
JHG on NYSE
Shares outstanding
154,700,973
Price per share
$51.50
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
139,259,164
Total reported value
$6,621,130,731
% of total 13F portfolios
0%
Share change
-111,045
Value change
+$3,130,014
Number of holders
463
Price from insider filings
$51.50
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • JHG - JANUS HENDERSON GROUP PLC - Common Stock is tracked under CUSIP G4474Y214.
  • 463 institutions reported positions in Q4 2025.
  • 5 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 463 to 214 between Q4 2025 and Q1 2026.
  • Reported value moved from $6,621,130,731 to $1,226,299,262.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 463 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP G4474Y214?
CUSIP G4474Y214 identifies JHG - JANUS HENDERSON GROUP PLC - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of JANUS HENDERSON GROUP PLC - Common Stock (JHG) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
TRIAN FUND MANAGEMENT, L.P. 21% +0.48% $1,599,763,560 31,867,800 0% TRIAN FUND MANAGEMENT, L.P. 24 Mar 2026
BlackRock, Inc. 7.5% $596,025,335 11,602,573 BlackRock, Inc. 31 Mar 2026
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

As of 31 Dec 2025, 463 institutional investors reported holding 139,259,164 shares of JANUS HENDERSON GROUP PLC - Common Stock (JHG). This represents 90% of the company’s total 154,700,973 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of JANUS HENDERSON GROUP PLC - Common Stock (JHG) together control 72% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
TRIAN FUND MANAGEMENT, L.P. 21% 31,867,800 0% 38% $1,515,951,246
BlackRock, Inc. 11% 17,372,168 +6.1% 0.01% $826,394,025
VANGUARD GROUP INC 7.8% 12,132,303 -12% 0.01% $577,133,654
DIMENSIONAL FUND ADVISORS LP 4.3% 6,603,649 -1.6% 0.07% $314,134,311
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 3.5% 5,343,899 +2.7% 0.04% $254,209,275
AQR CAPITAL MANAGEMENT LLC 2.9% 4,468,042 -6.9% 0.11% $212,544,746
STATE STREET CORP 2.9% 4,409,670 -2.3% 0.01% $209,768,002
Capital Research Global Investors 1.8% 2,771,437 -26% 0.02% $131,837,258
NORGES BANK 1.6% 2,478,057 0.01% $117,881,171
GEODE CAPITAL MANAGEMENT, LLC 1.5% 2,372,074 +4.4% 0.01% $112,861,193
Allianz Asset Management GmbH 1.4% 2,240,342 +27% 0.12% $106,573,069
GOLDMAN SACHS GROUP INC 1.3% 2,047,357 +52% 0.01% $97,392,764
NORTHERN TRUST CORP 1.3% 2,001,212 -3.8% 0.01% $95,197,654
Qube Research & Technologies Ltd 1.2% 1,893,693 +30% 0.13% $90,082,976
Fisher Asset Management, LLC 1.1% 1,698,712 -6% 0.03% $80,807,755
Hudson Bay Capital Management LP 1.1% 1,678,802 0.46% $79,860,611
MORGAN STANLEY 1% 1,562,026 -25% 0% $74,305,687
Balyasny Asset Management L.P. 0.87% 1,349,906 +128% 0.12% $64,215,028
Capital World Investors 0.78% 1,200,041 0% 0.01% $57,085,950
ARIEL INVESTMENTS, LLC 0.76% 1,169,327 -43% 0.6% $55,624,885
Quantinno Capital Management LP 0.66% 1,024,519 +40% 0.1% $48,736,393
SOROS FUND MANAGEMENT LLC 0.64% 996,991 0.64% $47,426,862
Quinn Opportunity Partners LLC 0.64% 986,000 2% $46,904,020
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.61% 946,989 -6.6% 0.01% $45,048,266
Bank of New York Mellon Corp 0.58% 891,524 -6% 0.01% $42,409,813

Institutional Holders of JANUS HENDERSON GROUP PLC - Common Stock (JHG) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 23,933,915 $1,226,299,262 -$271,196,836 $51.37 214
2025 Q4 139,259,164 $6,621,130,731 +$3,130,014 $47.57 463
2025 Q3 139,438,956 $6,206,432,909 -$91,917,139 $44.51 414
2025 Q2 142,414,348 $5,531,121,444 -$35,959,206 $38.84 391
2025 Q1 143,639,571 $5,190,041,100 -$43,085,388 $36.15 412
2024 Q4 143,551,104 $6,105,375,966 +$135,453,764 $42.53 399
2024 Q3 145,654,447 $5,546,482,329 -$4,503,267 $38.07 382
2024 Q2 146,253,548 $4,930,326,767 -$36,790,174 $33.71 332
2024 Q1 147,165,936 $4,839,539,578 +$55,806,366 $32.89 313
2023 Q4 145,567,479 $4,388,378,008 +$39,295,615 $30.15 297
2023 Q3 144,483,742 $3,730,512,936 +$25,975,993 $25.82 288
2023 Q2 143,248,724 $3,902,584,363 +$77,856,519 $27.25 284
2023 Q1 140,778,717 $3,748,708,791 +$180,939 $26.64 280
2022 Q4 140,720,003 $3,310,089,650 -$18,038,616 $23.52 270
2022 Q3 141,620,175 $2,877,200,424 +$38,358,373 $20.31 248
2022 Q2 138,952,739 $3,266,099,226 +$211,739,681 $23.51 259
2022 Q1 130,457,031 $4,568,866,663 +$63,595,740 $35.02 268
2021 Q4 128,117,503 $5,372,639,064 +$1,026,502,852 $41.94 279
2021 Q3 103,501,277 $4,277,888,126 -$54,834,385 $41.33 264
2021 Q2 104,953,881 $4,072,779,989 -$25,267,934 $38.81 248
2021 Q1 106,177,251 $3,306,903,484 +$587,131,719 $31.15 247
2020 Q4 117,976,657 $3,834,287,379 -$177,146,964 $32.51 231
2020 Q3 123,422,181 $2,680,327,684 -$284,245,351 $21.72 187
2020 Q2 137,555,108 $2,910,935,620 +$40,897,436 $21.16 219
2020 Q1 136,093,391 $2,084,930,470 +$4,665,772 $15.32 201
2019 Q4 134,774,080 $3,295,099,784 -$2,578,401 $24.45 209
2019 Q3 134,130,235 $3,012,165,352 +$30,025,482 $22.46 201
2019 Q2 132,854,370 $2,842,266,519 +$213,755,630 $21.40 193
2019 Q1 123,055,272 $3,071,962,911 +$131,551,980 $24.98 186
2018 Q4 117,878,394 $2,441,042,275 +$94,027,722 $20.72 180
2018 Q3 112,749,679 $3,036,958,061 +$105,234,395 $26.96 183
2018 Q2 109,195,138 $3,353,151,206 +$197,048,854 $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 $34.84 176
2017 Q2 97,065,292 $3,214,031,964 +$3,208,360,967 $33.11 159
2016 Q3 14,741 $514,000 $34.87 1
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