CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in STTK — Shattuck Labs, Inc.
CIK 884546
SAN FRANCISCO, CA
Position in STTK
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$262,864
+$186,649 QoQ
Shares Held
40,881
+95.8% QoQ
Ownership
0.053%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in STTK Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $5,925,631,926 across 288 Biotechnology names. STTK ranks #234 (0.0% 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 STTK
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $262,864 | 40,881 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $76,215 | 20,881 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $49,905 | 20,881 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $16,557 | 20,906 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $108,432 | 114,139 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $138,108 | 114,139 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $398,345 | 114,139 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $466,901 | 120,959 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $186,676 | 20,881 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $148,881 | 20,881 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $31,739 | 20,881 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $65,148 | 20,881 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $61,390 | 20,881 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $48,026 | 20,881 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $56,378 | 20,881 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $526,448 | 129,667 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $806,775 | 189,384 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $1,671,159 | 196,376 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $3,949,990 | 193,817 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $3,351,504 | 115,609 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $2,550,371 | 87,222 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $4,403,068 | 84,012 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||