Position in SRRK
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$109,962,906
+$31,810,807 QoQ
Shares Held
2,236,837
+26.1% QoQ
Ownership
1.87%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2023
13 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 96.16646183874819.ToString("F0")%
None 3.833538161251803.ToString("F0")%
Common Shares in SRRK 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. SRRK ranks #28 (0.7% 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 SRRK
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $109,962,906 | 2,236,837 | Shares | Defined | 2026-05-18 | |
| 2025-12-31 | $78,152,099 | 1,774,168 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $112,220,690 | 3,013,445 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $86,789,129 | 2,450,286 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $53,696,511 | 1,670,187 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $36,701,472 | 849,178 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $112,404 | 14,033 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $116,894 | 14,033 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $254,465 | 14,328 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $269,234 | 14,321 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $101,416 | 14,284 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $107,512 | 14,259 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $114,288 | 14,286 | Shares | Defined | 2023-05-15 | |
| No filing history on record for this holder in this stock. | ||||||