TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

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

Q4 2025

Shares 164 Value ($000) $3 Avg Close $18.58 Range $14.60 - $26.00

Q3 2025

Shares 164 Value ($000) $3 Avg Close $20.64 Range $14.39 - $27.33

Q2 2025

Shares 283 Value ($000) $6 Avg Close $20.27 Range $13.70 - $25.75

Q1 2025

Shares 283 Value ($000) $5 Avg Close $32.59 Range $15.30 - $61.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	164	$3	$18.58	$14.60 - $26.00
Q3 2025	164	$3	$20.64	$14.39 - $27.33
Q2 2025	283	$6	$20.27	$13.70 - $25.75
Q1 2025	283	$5	$32.59	$15.30 - $61.07