JANUS HENDERSON GROUP PLC — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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144
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425
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SUPPL
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001104659-26-036161 | Mar 27, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-035457 | Mar 27, 2026 | — |
| SCHEDULE 13G/A | — | 0000102909-26-000423 | Mar 26, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-034516 | Mar 25, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-034515 | Mar 25, 2026 | Mar 24, 2026 |
| DEFA14A | DEFA14A | 0001104659-26-034197 | Mar 25, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-034192 | Mar 25, 2026 | — |
| SCHEDULE 13D/A | — | 0000930413-26-000860 | Mar 24, 2026 | — |
| DFAN14A | — | 0000930413-26-000857 | Mar 24, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-033935 | Mar 24, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-033933 | Mar 24, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-033899 | Mar 24, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-033653 | Mar 24, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-033652 | Mar 24, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-033642 | Mar 24, 2026 | — |
| DFAN14A | — | 0000930413-26-000844 | Mar 23, 2026 | — |
| 425 | 425 | 0001104659-26-033000 | Mar 23, 2026 | — |
| DFAN14A | — | 0000930413-26-000829 | Mar 20, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-032168 | Mar 19, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-031459 | Mar 19, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-029715 | Mar 18, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-029545 | Mar 17, 2026 | — |
| 425 | 425 | 0001104659-26-029606 | Mar 17, 2026 | — |
| 425 | 425 | 0001104659-26-028988 | Mar 17, 2026 | — |
| 425 | 425 | 0001104659-26-028976 | Mar 17, 2026 | — |
| DFAN14A | — | 0000930413-26-000733 | Mar 11, 2026 | — |
| 4 | FORM 4 | 0001437749-26-007682 | Mar 11, 2026 | Mar 10, 2026 |
| SC 13E3/A | SC 13E3/A | 0001104659-26-026215 | Mar 11, 2026 | — |
| DFAN14A | — | 0000930413-26-000725 | Mar 11, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-026160 | Mar 11, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-026157 | Mar 11, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-026150 | Mar 11, 2026 | — |
| DEFM14A | DEFM14A | 0001104659-26-026145 | Mar 11, 2026 | — |
| 425 | 425 | 0001104659-26-026455 | Mar 11, 2026 | — |
| 144 | — | 0001959173-26-002136 | Mar 10, 2026 | — |
| 425 | 425 | 0001104659-26-024211 | Mar 5, 2026 | — |
| 425 | 425 | 0001104659-26-023559 | Mar 4, 2026 | — |
| 4 | FORM 4 | 0001437749-26-006763 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | FORM 4 | 0001437749-26-006762 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | FORM 4 | 0001437749-26-006761 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | FORM 4 | 0001437749-26-006742 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | FORM 4 | 0001437749-26-006740 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | FORM 4 | 0001437749-26-006738 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | FORM 4 | 0001437749-26-006720 | Mar 3, 2026 | Feb 27, 2026 |
| DEFA14A | DEFA14A | 0001104659-26-022568 | Mar 3, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-26-022296 | Mar 2, 2026 | — |
| 425 | 425 | 0001104659-26-022302 | Mar 2, 2026 | — |
| 144 | — | 0001959173-26-001596 | Feb 27, 2026 | — |
| SC 13E3/A | SC 13E3/A | 0001104659-26-020974 | Feb 27, 2026 | — |
| PRER14A | PRER14A | 0001104659-26-020924 | Feb 27, 2026 | — |