Position in IMNM
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$17,671,374
-$201,661 QoQ
Shares Held
808,019
-2.9% QoQ
Ownership
0.711%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
10 quarters on record
Voting authority
Sole 0%
Shared 92%
None 8%
Common Shares in IMNM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026JANUS HENDERSON GROUP PLC holds $15,213,180,190 across 182 Biotechnology names. IMNM ranks #78 (0.1% 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 IMNM
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $17,671,374 | 808,019 | Shares | Defined | 2026-05-18 | |
| 2025-12-31 | $17,873,035 | 832,078 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $8,936,778 | 763,175 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $9,675,849 | 1,040,414 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $14,055,571 | 2,088,495 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $36,702,071 | 3,455,939 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $50,996,329 | 3,488,121 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $38,278,434 | 3,163,507 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $37,968,056 | 1,538,414 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $14,888,739 | 1,391,471 | Shares | Defined | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||