CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in MIRM — Mirum Pharmaceuticals, Inc.
CIK 884546
SAN FRANCISCO, CA
Position in MIRM
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$39,454,574
+$7,125,073 QoQ
Shares Held
427,090
+4.4% QoQ
Ownership
0.700%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MIRM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $6,182,986,350 across 288 Biotechnology names. MIRM ranks #34 (0.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
1,920,871 | $857,745,736 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
804,508 | $621,595,061 | |
| 3 | MRNA |
Moderna, Inc.
|
4,734,356 | $240,505,284 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
673,356 | $222,793,299 | |
| 5 | INSM |
INSMED Inc
|
1,069,390 | $174,866,652 | |
| 6 | RVMD |
Revolution Medicines, Inc.
|
1,735,476 | $168,775,041 | |
| 7 | INCY |
Incyte Corp
|
1,729,102 | $162,743,080 | |
| 8 | BBIO |
BridgeBio Pharma, Inc.
|
1,976,094 | $146,744,740 |
All Filings in MIRM
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $39,454,574 | 427,090 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $32,329,501 | 409,286 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $28,919,988 | 394,489 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $19,499,012 | 383,160 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $14,770,903 | 327,878 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $13,754,622 | 332,639 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $12,798,279 | 328,161 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $10,633,500 | 311,012 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $6,823,948 | 271,654 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $7,872,423 | 266,681 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $7,096,443 | 224,571 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $1,869,987 | 72,284 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $1,266,790 | 52,739 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $1,009,768 | 51,783 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $1,057,916 | 50,353 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $827,264 | 42,511 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $341,310 | 15,500 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $234,401 | 14,696 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $292,744 | 14,696 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $1,303,977 | 75,418 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,512,602 | 76,317 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $1,039,795 | 59,553 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $1,127,044 | 58,487 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $298,380 | 15,333 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $155,092 | 11,078 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||