Question 1

How many shares of TSM does WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC own?

Accepted Answer

As of 2026-Q2, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds 4.9M shares of TSM (TAIWAN SEMICONDUCTOR MANUFAC).

Question 2

What is WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's TSM position worth?

Accepted Answer

As of 2026-Q2, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's TSM position is worth $2.4B.

Question 3

Is WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC buying or selling TSM?

Accepted Answer

In 2026-Q2, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC decreased their TSM position (-10.5% change in shares).

Question 4

When did WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC first buy TSM?

Accepted Answer

Based on available 13F filings, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC first reported a position in TSM in 2018-Q4. They have held the position across 31 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	4.9M	-10.5%	$2.4B	7.1%	$476.29	0
2026-Q1	Decreased	5.5M	-7.8%	$1.9B	6.2%	$336.26	0
2025-Q4	Decreased	6M	-6.8%	$1.8B	5.1%	$301.52	0
2025-Q3	Decreased	6.4M	-3.0%	$1.8B	4.6%	$276.37	0
2025-Q2	Decreased	6.6M	-10.0%	$1.5B	4.0%	$223.41	0
2025-Q1	Decreased	7.4M	-4.7%	$1.2B	3.4%	$163.15	0
2024-Q4	Decreased	7.7M	-6.0%	$1.5B	3.7%	$193.34	0
2024-Q3	Decreased	8.2M	-7.6%	$1.4B	3.5%	$169.49	0
2024-Q2	Decreased	8.9M	-6.4%	$1.5B	4.1%	$169.00	0
2024-Q1	Decreased	9.5M	-15.3%	$1.3B	3.3%	$131.87	0
2023-Q4	Decreased	11.2M	-4.7%	$1.2B	3.4%	$100.40	0
2023-Q3	Increased	11.8M	+3.1%	$1B	3.4%	$83.49	60
2023-Q2	Increased	11.4M	+2.1%	$1.2B	3.7%	$96.46	60
2023-Q1	Increased	11.2M	+14.6%	$1B	3.6%	$88.54	67
2022-Q4	Increased	9.8M	+6.7%	$727.4M	2.8%	$70.54	58
2022-Q3	Decreased	9.1M	-2.7%	$626.8M	2.5%	$64.56	0
2022-Q2	Decreased	9.4M	-12.8%	$769M	2.8%	$76.54	0
2022-Q1	Decreased	10.8M	-4.7%	$1.1B	3.4%	$97.11	0
2021-Q4	Increased	11.3M	+2.7%	$1.4B	3.7%	$111.52	60
2021-Q3	Increased	11M	+1.6%	$1.2B	3.5%	$103.07	59
2021-Q2	Increased	10.8M	+4.8%	$1.3B	4.1%	$110.47	61
2021-Q1	Decreased	10.3M	-15.5%	$1.2B	4.0%	$108.32	0
2020-Q4	Decreased	12.2M	-8.2%	$1.3B	4.4%	$99.49	0
2020-Q3	Decreased	13.3M	-11.0%	$1.1B	4.2%	$73.66	0
2020-Q2	Decreased	15M	-13.6%	$850.2M	3.5%	$51.31	0
2020-Q1	Decreased	17.3M	-0.1%	$828.3M	4.0%	$42.88	0
2019-Q4	Increased	17.3M	+0.1%	$1B	4.0%	$51.64	58
2019-Q3	Increased	17.3M	+7.0%	$805.1M	3.4%	$41.02	62
2019-Q2	Decreased	16.2M	-1.4%	$634.2M	2.7%	$34.32	0
2019-Q1	Increased	16.4M	+0.0%	$672.3M	2.8%	$34.76	54
2018-Q4	First report	16.4M	-	$605.8M	3.0%	$31.32	0

TSM31 quarters

TSM
31 quarters