TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 676 Value ($000) $14 Avg Close $18.58 Range $14.60 - $26.00

Q3 2025

Shares 684 Value ($000) $11 Avg Close $20.64 Range $14.39 - $27.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	676	$14	$18.58	$14.60 - $26.00
Q3 2025	684	$11	$20.64	$14.39 - $27.33