WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Position in TSM — Taiwan Semiconductor Manufacturing Co Ltd
CIK 1644956
CHICAGO, IL
Position in TSM
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$2,357,480,368
+$492,584,401 QoQ
Shares Held
4,936,408
-10.5% QoQ
Ownership
0.095%
of shares outstanding
% of Portfolio
7.16%
of 13F equity value
Holder Rank
#32
of 3,554 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 78%
Shared 0%
None 22%
Common Shares in TSM Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Jun 30, 2026WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $6,354,141,039 across 17 Semiconductors names. TSM ranks #1 (37.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
This page
|
4,936,408 | $2,357,480,368 | |
| 2 | NVDA |
Nvidia Corp
|
8,599,021 | $1,720,578,111 | |
| 3 | AVGO |
Broadcom Inc.
|
2,056,135 | $776,704,996 | |
| 4 | AMD |
Advanced Micro Devices Inc
|
763,517 | $443,534,660 | |
| 5 | POWI |
Power Integrations Inc
|
2,382,007 | $199,516,906 | |
| 6 | DIOD |
Diodes Inc /Del/
|
1,682,686 | $184,153,155 | |
| 7 | LSCC |
Lattice Semiconductor Corp
|
1,160,417 | $177,497,384 | |
| 8 | SYNA |
SYNAPTICS Inc
|
1,239,622 | $153,998,241 |
All Filings in TSM
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,357,480,368 | 4,936,408 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $1,864,895,967 | 5,518,260 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $1,818,881,933 | 5,985,330 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $1,793,644,507 | 6,422,158 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $1,499,874,534 | 6,622,255 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $1,222,039,378 | 7,361,683 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $1,525,025,679 | 7,722,040 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $1,427,241,942 | 8,218,126 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $1,545,752,468 | 8,893,346 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $1,293,221,370 | 9,505,486 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $1,167,836,904 | 11,229,201 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $1,023,694,513 | 11,780,144 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $1,152,964,072 | 11,424,535 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $1,041,000,586 | 11,191,148 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $727,188,587 | 9,762,231 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $627,092,267 | 9,146,620 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $768,794,903 | 9,404,219 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $1,124,039,779 | 10,781,122 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $1,360,827,011 | 11,311,005 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $1,229,566,056 | 11,012,683 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $1,301,901,517 | 10,834,733 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $1,222,885,210 | 10,338,901 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $1,333,790,473 | 12,232,121 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $1,080,740,359 | 13,330,953 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $850,027,996 | 14,973,190 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $827,686,240 | 17,319,235 | Shares | Sole | 2020-05-08 | |
| No filing history on record for this holder in this stock. | ||||||