Russell Investments Group, Ltd.
Position in MIRM — Mirum Pharmaceuticals, Inc.
CIK 1692234
Seattle, WA
Position in MIRM
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$18,207,448
+$1,684,797 QoQ
Shares Held
197,093
-5.8% QoQ
Ownership
0.323%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
19 quarters on record
Voting authority
Sole 91.46895865890042.ToString("F0")%
Shared 0.ToString("F0")%
None 8.531041341099588.ToString("F0")%
Common Shares in MIRM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026Russell Investments Group, Ltd. holds $1,223,802,944 across 266 Biotechnology names. MIRM ranks #16 (1.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | REGN |
Regeneron Pharmaceuticals, Inc.
|
228,086 | $176,228,356 | |
| 2 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
367,691 | $164,188,731 | |
| 3 | RPRX |
Royalty Pharma plc
|
1,397,958 | $67,060,041 | |
| 4 | INCY |
Incyte Corp
|
638,242 | $60,071,331 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
147,533 | $48,814,236 | |
| 6 | MRNA |
Moderna, Inc.
|
710,640 | $36,100,509 | |
| 7 | BMRN |
Biomarin Pharmaceutical Inc
|
606,224 | $34,245,589 | |
| 8 | INSM |
INSMED Inc
|
169,162 | $27,661,365 |
All Filings in MIRM
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $18,207,448 | 197,093 | Shares | Defined | 2026-05-08 | |
| 2025-12-31 | $16,522,651 | 209,174 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $20,436,110 | 278,763 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $12,607,129 | 247,733 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $10,336,673 | 229,449 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $1,073,444 | 25,960 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $936,585 | 24,015 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $598,221 | 17,497 | Shares | Defined | 2024-08-08 | |
| 2024-03-31 | $439,122 | 17,481 | Shares | Defined | 2024-05-08 | |
| 2023-12-31 | $462,163 | 15,656 | Shares | Defined | 2024-02-05 | |
| 2023-09-30 | $518,903 | 16,421 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $454,069 | 17,552 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $343,029 | 14,281 | Shares | Defined | 2023-05-09 | |
| 2022-12-31 | $581,899 | 29,841 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $4,248,955 | 202,235 | Shares | Defined | 2022-11-04 | |
| 2022-06-30 | $1,564,076 | 80,374 | Shares | Defined | 2022-07-29 | |
| 2022-03-31 | $262,764 | 11,933 | Shares | Defined | 2022-05-05 | |
| 2021-12-31 | $607,566 | 38,092 | Shares | Defined | 2022-01-21 | |
| 2021-06-30 | $44,954 | 2,600 | Shares | Defined | 2021-08-04 | |
| No filing history on record for this holder in this stock. | ||||||