Question 1

How many shares of KLAC does CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM own?

Accepted Answer

As of 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds 200,858 shares of KLAC (KLA CORP).

Question 2

What is CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's KLAC position worth?

Accepted Answer

As of 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's KLAC position is worth $295.7M.

Question 3

Is CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM buying or selling KLAC?

Accepted Answer

In 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM decreased their KLAC position (-2.5% change in shares).

Question 4

When did CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM first buy KLAC?

Accepted Answer

Based on available 13F filings, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM first reported a position in KLAC in 2024-Q2. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Decreased	200,858	-2.5%	$295.7M	0.3%	$1,441.35	0
2025-Q4	Decreased	206,116	-2.0%	$250.4M	0.3%	$1,243.65	0
2025-Q3	Increased	210,398	+0.7%	$226.9M	0.2%	$1,062.35	37
2025-Q2	Decreased	208,917	-0.1%	$187.1M	0.2%	$886.45	0
2025-Q1	Decreased	209,103	-0.9%	$142.1M	0.2%	$669.40	0
2024-Q4	Decreased	210,932	-3.7%	$132.9M	0.2%	$628.27	0
2024-Q3	Decreased	218,954	-0.7%	$169.6M	0.2%	$773.62	0
2024-Q2	Decreased	220,572	-1.1%	$181.9M	0.2%	$813.77	0