TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q2 2025

Shares 18,322 Value ($000) $0 Avg Close $20.27 Range $13.70 - $25.75

Q1 2025

Shares 12,807 Value ($000) $0 Avg Close $32.59 Range $15.30 - $61.07

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	18,322	$0	$20.27	$13.70 - $25.75
Q1 2025	12,807	$0	$32.59	$15.30 - $61.07