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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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-08-13
12:47 pm
Sale
2026-06-3013GMIRUM PHARMACEUTICALS INC
MIRM
JANUS HENDERSON GROUP Ltd.
JHG
5,909,184
9.700%
-156,124decrease
(-2.57%)
Filing
History
2026-08-13
12:47 pm
Purchase
2026-06-3013GFORTE BIOSCIENCES INC
FBRX
JANUS HENDERSON GROUP Ltd.
JHG
1,894,076
9.300%
1,373,060increase
(+263.54%)
Filing
History
2026-08-13
12:47 pm
Purchase
2026-06-3013GASSEMBLY BIOSCIENCES INC N
ASMB
JANUS HENDERSON GROUP Ltd.
JHG
1,359,514
6.900%
18,006increase
(+1.34%)
Filing
History
2026-08-13
12:47 pm
Purchase
2026-06-3013GTARSUS PHARMACEUTICALS INC
TARS
JANUS HENDERSON GROUP Ltd.
JHG
2,808,796
6.500%
567,833increase
(+25.34%)
Filing
History
2026-08-13
12:47 pm
Sale
2026-06-3013GDYNE THERAPEUTICS INC
DYN
JANUS HENDERSON GROUP Ltd.
JHG
11,997,738
7.300%
-1,649,638decrease
(-12.09%)
Filing
History
2026-08-13
12:47 pm
Sale
2026-06-3013GPROTARA THERAPEUTICS INC
TARA
JANUS HENDERSON GROUP Ltd.
JHG
4,696,709
8.400%
-510,302decrease
(-9.80%)
Filing
History
2026-08-13
12:46 pm
Purchase
2026-06-3013GZIFF DAVIS, INC.
ZD
JANUS HENDERSON GROUP Ltd.
JHG
3,587,806
9.700%
148,713increase
(+4.32%)
Filing
History
2026-08-13
12:46 pm
Purchase
2026-06-3013GI C U MEDICAL INC
ICUI
JANUS HENDERSON GROUP Ltd.
JHG
2,781,621
11.100%
311,475increase
(+12.61%)
Filing
History
2026-08-13
12:46 pm
Purchase
2026-06-3013GIMMIX BIOPHARMA INC
IMMX
JANUS HENDERSON GROUP Ltd.
JHG
9,783,192
14.000%
692,460increase
(+7.62%)
Filing
History
2026-08-13
12:42 pm
Sale
2026-06-3013GJANUX THERAPEUTICS INC
JANX
JANUS HENDERSON GROUP Ltd.
JHG
172,229
0.300%
-4,024,180decrease
(-95.90%)
Filing
History
2026-08-13
12:42 pm
Sale
2026-06-3013GFLEX LTD SHS
FLEX
JANUS HENDERSON GROUP Ltd.
JHG
14,079,718
3.800%
-8,251,727decrease
(-36.95%)
Filing
History
2026-08-13
12:42 pm
Sale
2026-06-3013GBICARA THERAPEUTICS INC
BCAX
JANUS HENDERSON GROUP Ltd.
JHG
3,171,015
4.800%
-168,203decrease
(-5.04%)
Filing
History
2026-08-13
12:42 pm
Sale
2026-06-3013GBEL FUSE INC
BELFB
JANUS HENDERSON GROUP Ltd.
JHG
590,030
4.800%
-170,111decrease
(-22.38%)
Filing
History
2026-08-13
12:41 pm
Sale
2026-06-3013GOCUGEN INC
OCGN
JANUS HENDERSON GROUP Ltd.
JHG
10,000,000
3.000%
-10,000,000decrease
(-50.00%)
Filing
History
2026-08-13
12:31 pm
Purchase
2026-06-3013GREVOLUTION MEDICINES INC
RVMD
JANUS HENDERSON GROUP Ltd.
JHG
10,736,145
5.100%
969,649increase
(+9.93%)
Filing
History
2026-08-13
12:30 pm
Purchase
2026-06-3013GACHIEVE LIFE SCIENCES INC
ACHV
JANUS HENDERSON GROUP Ltd.
JHG
5,502,064
5.400%
5,502,064increase
(New Position)
Filing
History
2026-08-13
12:30 pm
Purchase
2026-06-3013GINSPIRED ENTMT INC
INSE
JANUS HENDERSON GROUP Ltd.
JHG
1,338,988
5.000%
14,431increase
(+1.09%)
Filing
History
2026-08-13
12:30 pm
Purchase
2026-06-3013GLPL FINANCIAL HLDGS INC
LPLA
JANUS HENDERSON GROUP Ltd.
JHG
4,198,356
5.300%
735,532increase
(+21.24%)
Filing
History
2026-08-13
12:30 pm
Purchase
2026-06-3013GOSI SYSTEMS INC
OSIS
JANUS HENDERSON GROUP Ltd.
JHG
905,925
5.500%
133,611increase
(+17.30%)
Filing
History
2026-08-13
12:30 pm
Purchase
2026-06-3013GJATT II ACQUISITION CORP USD O
JATT
JANUS HENDERSON GROUP Ltd.
JHG
500,000
6.200%
500,000increase
(New Position)
Filing
History
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