TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

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

Q3 2025

Shares 1 Value ($000) $0 Avg Close $20.64 Range $14.39 - $27.33

Q1 2025

Shares 87 Value ($000) $2 Avg Close $32.59 Range $15.30 - $61.07

Q4 2024

Shares 87 Value ($000) $4 Avg Close $42.29 Range $27.21 - $53.41

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1	$0	$20.64	$14.39 - $27.33
Q1 2025	87	$2	$32.59	$15.30 - $61.07
Q4 2024	87	$4	$42.29	$27.21 - $53.41