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TSMTSM

Showing 8 of 31 quarters

Position history for William Blair Investment Management, LLCWilliam Blair Investment Management, LLC's holdings in Taiwan Semiconductor Manufacturing Company Ltd.

Yes. William Blair Investment Management holds 4,936,408 shares of TSM (TSMC), worth $2.4B, as of its Q2 2026 13F filing. It reduced the position by 581,852 shares (-10.5%) from Q1 2026. William Blair Investment Management has held TSM in every 13F on record since Q4 2018, 31 quarterly filings. TSM is 7.1% of William Blair Investment Management's reported 13F portfolio.

Current Value

$2.4B

Current Shares

4.9M

Total Value Change

+$930.4M

Total Shares Change

-3.3M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Decreased
4.9M
-10.5%
$2.4B7.1%$476.29
0
2026-Q1
Decreased
5.5M
-7.8%
$1.9B6.2%$336.26
0
2025-Q4
Decreased
6M
-6.8%
$1.8B5.1%$301.52
0
2025-Q3
Decreased
6.4M
-3.0%
$1.8B4.6%$276.37
0
2025-Q2
Decreased
6.6M
-10.0%
$1.5B4.0%$223.41
0
2025-Q1
Decreased
7.4M
-4.7%
$1.2B3.4%$163.15
0
2024-Q4
Decreased
7.7M
-6.0%
$1.5B3.7%$193.34
0
2024-Q3
Decreased
8.2M
-7.6%
$1.4B3.5%$169.49
0

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