Position in JANX
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$58,330,084
-$15,506,166 QoQ
Shares Held
4,196,409
-21.6% QoQ
Ownership
6.88%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
20 quarters on record
Voting authority
Sole 0%
Shared 97%
None 3%
Common Shares in JANX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026JANUS HENDERSON GROUP PLC holds $15,891,244,813 across 182 Biotechnology names. JANX ranks #49 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
2,541,732 | $1,856,099,791 | |
| 2 | PRAX |
Praxis Precision Medicines, Inc.
|
3,458,863 | $1,114,411,067 | |
| 3 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
2,018,647 | $1,056,701,142 | |
| 4 | BBIO |
BridgeBio Pharma, Inc.
|
13,179,013 | $978,673,503 | |
| 5 | PCVX |
Vaxcyte, Inc.
|
16,575,875 | $963,224,094 | |
| 6 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
2,131,527 | $951,812,064 | |
| 7 | RVMD |
Revolution Medicines, Inc.
|
9,766,496 | $949,791,733 | |
| 8 | MIRM |
Mirum Pharmaceuticals, Inc.
|
6,945,813 | $641,654,204 |
All Filings in JANX
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $58,330,084 | 4,196,409 | Shares | Defined | 2026-05-18 | |
| 2025-12-31 | $73,836,250 | 5,350,453 | Shares | Defined | 2026-02-17 | |
| 2025-10-31 | $173,234,675 | 6,033,949 | Shares | Sole | 2025-11-07 | |
| 2025-09-30 | $114,895,176 | 4,701,112 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $103,033,668 | 4,460,332 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $124,148,484 | 4,598,092 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $190,731,001 | 3,562,402 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $114,638,333 | 2,523,406 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $75,479,202 | 1,801,843 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $74,002,805 | 1,965,546 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $20,724,747 | 1,931,477 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $20,840,076 | 2,067,468 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $25,037,841 | 2,109,338 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $22,615,818 | 1,869,076 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $24,203,707 | 1,837,791 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $26,538,995 | 1,960,044 | Shares | Defined | 2023-01-13 | |
| 2022-06-30 | $25,980,401 | 2,127,797 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $33,543,353 | 2,339,146 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $47,369,618 | 2,400,893 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $52,266,818 | 2,416,404 | Shares | Defined | 2021-11-16 | |
| 2021-06-30 | $66,571,764 | 2,668,207 | Shares | Defined | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||