CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in VSTM — Verastem, Inc.
CIK 884546
SAN FRANCISCO, CA
Position in VSTM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$931,889
-$109,566 QoQ
Shares Held
243,950
+24.1% QoQ
Ownership
0.269%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#47
of 158 holders
Holding Since
Jun 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in VSTM 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. VSTM ranks #230 (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 VSTM
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $931,889 | 243,950 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,041,455 | 196,501 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,244,193 | 161,165 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $1,266,160 | 143,393 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $594,948 | 143,361 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $710,237 | 117,784 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $587,317 | 113,601 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $309,766 | 103,601 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $211,013 | 70,810 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $131,676 | 11,159 | Shares | Sole | 2024-05-09 | |
| 2023-03-31 | $36,081 | 85,909 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $34,363 | 85,909 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $63,978 | 75,269 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $87,312 | 75,269 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $649,295 | 460,493 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $921,276 | 449,403 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $1,384,161 | 449,403 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $1,713,661 | 421,047 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,070,964 | 433,589 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $855,471 | 401,630 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $484,333 | 400,276 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $688,474 | 400,276 | Shares | Sole | 2020-08-20 | |
| No filing history on record for this holder in this stock. | ||||||