Janus Henderson Group Ltd.
JHGDelisted Jul 1, 2026- Industry
- Investment Advice
- SEC CIK
- 0001274173
Janus Henderson Group Ltd. was delisted on Jul 1, 2026; its insiders filed their last Form 4 on Jul 2, 2026; 423 institutions reported holding it in 13F filings for Q2 2026, worth $7.25B in total; Trian Fund Management was the only superinvestor holding it.
Holders of 5% or more of JHG
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Janus Henderson Group Ltd., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/A | 13.00%0 shares | −3.65 ppfrom 16.65% | May 12, 202118 filings | Jun 30, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 7.50%11.6M shares | – | Apr 24, 20261 filing | Apr 24, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
35 Schedule 13D and 13G filings on Janus Henderson Group Ltd., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 2, 20268:28 PM ET | Massachusetts Mutual Life Insurance Co | 13D/A | 0.00%0 shares | −0.10 ppfrom 0.10%Below 5% | Jun 30, 2026 | SEC |
| Jun 30, 20265:29 PM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 13.00%0 shares | −3.65 ppfrom 16.65% | Jun 30, 2026 | SEC |
| Jun 18, 20268:57 AM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 16.65%25.7M shares | 0.00 ppfrom 16.65% | Jun 16, 2026 | SEC |
| May 14, 20267:37 PM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 16.65%25.7M shares | −4.05 ppfrom 20.70% | May 12, 2026 | SEC |
| Apr 24, 20264:11 PM ET | BlackRock, Inc. | 13G/A | 7.50%11.6M shares | – | Mar 31, 2026 | SEC |
| Mar 26, 202611:43 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Mar 24, 20269:54 PM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 20.70%31.9M shares | +0.10 ppfrom 20.60% | Mar 24, 2026 | SEC |
| Dec 23, 20256:06 PM ET | Massachusetts Mutual Life Insurance Co | 13D | 0.10%9.28K shares | NewBelow 5% | Dec 21, 2025 | SEC |
| Dec 22, 20259:56 PM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 20.60%31.9M shares | +0.17 ppfrom 20.43% | Dec 21, 2025 | SEC |
| Oct 27, 20258:12 AM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 20.43%31.9M shares | +0.20 ppfrom 20.23% | Oct 26, 2025 | SEC |
| May 16, 20254:00 PM ET | Millennium Management LLCand 2 others | 13G | 5.00%7.88M shares | NewBelow 5% | May 12, 2025 | SEC |
| May 2, 20255:02 PM ET | Trian Fund Management, L.P.and 4 othersSuperinvestorTrian Fund Management | 13D/A | 20.23%31.9M shares | – | May 1, 2025 | SEC |
| Feb 7, 20257:50 PM ET | Capital Research Global Investors | 13G/A | 4.50%7.21M shares | –Below 5% | Sep 30, 2024 | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Jan 31, 2023 | Silchester International Investors LLP | 13GOld format | – | – | – | SEC |
| Nov 15, 2022 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Mar 31, 2022 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Mar 9, 2022 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 1, 2022 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Jan 28, 20221:54 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jan 13, 2022 | Silchester International Investors LLP | 13G/AOld format | – | – | – | SEC |
| Jan 6, 2022 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Dec 13, 2021 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Nov 16, 2021 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Oct 4, 2021 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Jul 19, 2021 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Jul 9, 20216:05 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| May 19, 2021 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| May 12, 2021 | Trian Fund Management, L.P.SuperinvestorTrian Fund Management | 13D/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2021 | Dai-ichi Life Holdings, Inc. | 13D/AOld format | – | – | – | SEC |
| Feb 5, 2021 | Silchester International Investors LLP | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2021 | Dai-ichi Life Holdings, Inc. | 13D/AOld format | – | – | – | SEC |
| Jan 29, 20215:21 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Janus Henderson Group Ltd. shares.
No Form 144 notices for Janus Henderson Group Ltd. are on file.