JANUS HENDERSON GROUP Ltd. (JHG) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-05-15
11:43 am
Purchase
2026-03-3113GMINERVA NEUROSCIENCES INC
NERV
JANUS HENDERSON GROUP Ltd.
JHG
4,307,759
9.900%
4,307,759increase
(New Position)
Filing
History
2026-05-15
11:43 am
Purchase
2026-03-3113GLONGEVERON INC
LGVN
JANUS HENDERSON GROUP Ltd.
JHG
129,133
5.900%
129,133increase
(New Position)
Filing
History
2026-05-15
11:43 am
Purchase
2026-03-3113GBICARA THERAPEUTICS INC
BCAX
JANUS HENDERSON GROUP Ltd.
JHG
3,339,218
5.100%
3,339,218increase
(New Position)
Filing
History
2026-05-15
11:43 am
Purchase
2026-03-3113GTARSUS PHARMACEUTICALS INC
TARS
JANUS HENDERSON GROUP Ltd.
JHG
2,240,963
5.300%
2,240,963increase
(New Position)
Filing
History
2026-05-15
11:42 am
Purchase
2026-03-3113GSTRIDE INC
LRN
JANUS HENDERSON GROUP Ltd.
JHG
2,277,279
5.400%
2,277,279increase
(New Position)
Filing
History
2026-05-15
11:42 am
Purchase
2026-03-3113GEDGEWISE THERAPEUTICS INC
EWTX
JANUS HENDERSON GROUP Ltd.
JHG
5,915,556
5.500%
936,225increase
(+18.80%)
Filing
History
2026-05-15
11:42 am
Purchase
2026-03-3113GCOLLEGIUM PHARMACEUTICAL INC C
COLL
JANUS HENDERSON GROUP Ltd.
JHG
1,825,651
5.800%
344,481increase
(+23.26%)
Filing
History
2026-05-15
11:24 am
Sale
2026-03-3113GDAYFORCE INC
DAY
JANUS HENDERSON GROUP Ltd.
JHG
0
0.000%
-9,397,885decrease
(Position Closed)
Filing
History
2026-05-15
11:23 am
Sale
2026-03-3113GARDELYX INC
ARDX
JANUS HENDERSON GROUP Ltd.
JHG
8,371,234
3.400%
-5,452,859decrease
(-39.44%)
Filing
History
2026-05-15
11:23 am
Sale
2026-03-3113GOSI SYSTEMS INC
OSIS
JANUS HENDERSON GROUP Ltd.
JHG
772,314
4.700%
-227,977decrease
(-22.79%)
Filing
History
2026-05-15
11:23 am
Sale
2026-03-3113GREVOLUTION MEDICINES INC
RVMD
JANUS HENDERSON GROUP Ltd.
JHG
9,766,496
4.900%
-1,589,558decrease
(-14.00%)
Filing
History
2026-05-15
11:23 am
Purchase
2026-03-3113GXENON PHARMACEUTICALS INC
XENE
JANUS HENDERSON GROUP Ltd.
JHG
4,175,982
4.500%
232,097increase
(+5.88%)
Filing
History
2026-05-15
11:23 am
Sale
2026-03-3113GSS&C TECH HLDGS INC
SSNC
JANUS HENDERSON GROUP Ltd.
JHG
8,425,246
3.500%
-5,592,063decrease
(-39.89%)
Filing
History
2026-05-14
7:37 pm
Sale
2026-05-1213DHENDERSON GROUP PLC
JHG
TRIAN FUND MANAGEMENT L.P.25,654,382
16.650%
-6,213,418decrease
(-19.50%)
Filing
History
2026-05-07
11:29 am
Sale
2026-04-3013GSOLENO THERAPEUTICS INC PA
SLNO
JANUS HENDERSON GROUP Ltd.
JHG
1,205,303
2.300%
-5,973,051decrease
(-83.21%)
Filing
History
2026-05-07
11:29 am
Purchase
2026-04-3013GADAGENE INC ADS
ADAG
JANUS HENDERSON GROUP Ltd.
JHG
6,666,666
10.100%
6,666,666increase
(New Position)
Filing
History
2026-04-24
4:11 pm
Sale
2026-03-3113GHENDERSON GROUP PLC
JHG
BlackRock, Inc.
BLK
11,602,573
7.500%
-4,994,039decrease
(-30.09%)
Filing
History
2026-04-07
4:27 pm
Purchase
2026-03-3113GPROMIS NEUROSCIENCES INC N
PMN
JANUS HENDERSON GROUP Ltd.
JHG
1,292,757
14.400%
1,292,757increase
(New Position)
Filing
History
2026-04-07
3:48 pm
Purchase
2026-03-3113G4D MOLECULAR THERAPEUTICS INC.
FDMT
JANUS HENDERSON GROUP Ltd.
JHG
5,247,151
10.300%
611,276increase
(+13.19%)
Filing
History
2026-03-26
11:43 am
Sale
2026-03-1313GHENDERSON GROUP PLC
JHG
The Vanguard Group0
0.000%
-13,580,920decrease
(Position Closed)
Filing
History
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