CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in ALT — Altimmune, Inc.
CIK 884546
SAN FRANCISCO, CA
Position in ALT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,898,476
+$815,299 QoQ
Shares Held
624,499
+77.6% QoQ
Ownership
0.321%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#34
of 210 holders
Holding Since
Sep 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ALT Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $7,402,603,842 across 299 Biotechnology names. ALT ranks #189 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
2,041,282 | $1,013,966,007 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
846,306 | $527,705,642 | |
| 3 | RVMD |
Revolution Medicines, Inc.
|
1,917,025 | $359,020,441 | |
| 4 | MRNA |
Moderna, Inc.
|
4,838,884 | $338,867,045 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
755,377 | $227,391,137 | |
| 6 | INCY |
Incyte Corp
|
1,692,439 | $191,854,884 | |
| 7 | RPRX |
Royalty Pharma plc
|
3,083,528 | $172,893,414 | |
| 8 | CYTK |
Cytokinetics Inc
|
1,565,781 | $133,388,883 |
All Filings in ALT
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,898,476 | 624,499 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,083,177 | 351,681 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,024,045 | 283,669 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $770,772 | 204,449 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $903,668 | 233,506 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $1,059,395 | 211,879 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $1,527,647 | 211,879 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $1,299,383 | 211,626 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $1,375,579 | 206,854 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $1,452,736 | 142,705 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $1,605,431 | 142,705 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $346,827 | 133,395 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $470,884 | 133,395 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $86,071 | 20,396 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $284,157 | 17,274 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $220,588 | 17,274 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $202,105 | 17,274 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $634,711 | 104,222 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $923,511 | 100,820 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $1,111,264 | 98,255 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $2,093,617 | 212,550 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,928,660 | 136,494 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $1,370,756 | 121,521 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $1,568,120 | 118,797 | Shares | Sole | 2020-11-13 | |
| No filing history on record for this holder in this stock. | ||||||