Question 1

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

Accepted Answer

As of 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds 124,195 shares of RMBS (RAMBUS INC).

Question 2

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

Accepted Answer

As of 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's RMBS position is worth $10.7M.

Question 3

Is CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM buying or selling RMBS?

Accepted Answer

In 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM increased their RMBS position (+22.9% change in shares).

Question 4

When did CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM first buy RMBS?

Accepted Answer

Based on available 13F filings, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM first reported a position in RMBS in 2024-Q3. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Increased	124,195	+22.9%	$10.7M	0.0%	$87.59	34
2025-Q4	Decreased	101,025	-0.1%	$9.3M	0.0%	$94.69	0
2025-Q3	Increased	101,119	+1.6%	$10.5M	0.0%	$103.99	28
2025-Q2	Increased	99,552	+0.0%	$6.4M	0.0%	$64.00	27
2025-Q1	Decreased	99,515	-1.1%	$5.2M	0.0%	$53.70	0
2024-Q4	Decreased	100,643	-1.4%	$5.3M	0.0%	$53.60	0
2024-Q3	Decreased	102,031	-3.8%	$4.3M	0.0%	$42.12	0