Position in DYN
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$247,426,926
-$24,216,915 QoQ
Shares Held
13,647,376
-1.7% QoQ
Ownership
9.56%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
22 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 96.3602966606914.ToString("F0")%
None 3.6397033393085967.ToString("F0")%
Common Shares in DYN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026JANUS HENDERSON GROUP PLC holds $15,891,382,798 across 182 Biotechnology names. DYN ranks #13 (1.6% 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 DYN
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $247,426,926 | 13,647,376 | Shares | Defined | 2026-05-18 | |
| 2025-12-31 | $271,643,841 | 13,887,722 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $186,530,638 | 14,745,505 | Shares | Defined | 2025-11-14 | |
| 2025-07-31 | $141,790,740 | 14,394,999 | Shares | Sole | 2025-08-07 | |
| 2025-06-30 | $89,849,397 | 9,437,962 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $108,296,731 | 10,353,416 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $173,856,519 | 7,379,309 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $244,728,813 | 6,813,163 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $163,174,748 | 4,623,824 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $75,950,062 | 2,675,240 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $150,688 | 11,330 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $101,820 | 11,364 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $127,686 | 11,350 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $130,624 | 11,339 | Shares | Defined | 2023-05-15 | |
| 2022-09-30 | $9,727,602 | 765,953 | Shares | Defined | 2023-01-13 | |
| 2022-06-30 | $7,284,267 | 1,060,301 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $11,401,284 | 1,182,706 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $6,923,523 | 582,298 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $9,069,763 | 558,483 | Shares | Defined | 2021-11-16 | |
| 2021-06-30 | $11,933,172 | 567,166 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $13,419,069 | 864,074 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $13,226,892 | 629,852 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $19,906,592 | 985,963 | Shares | Defined | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||