TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025

Shares 30,918 Value ($000) $645 Avg Close $18.58 Range $14.60 - $26.00

Q3 2025

Shares 25,076 Value ($000) $393 Avg Close $20.64 Range $14.39 - $27.33

Q2 2025

Shares 10,678 Value ($000) $212 Avg Close $20.27 Range $13.70 - $25.75

Q1 2025

Shares 53,340 Value ($000) $945 Avg Close $32.59 Range $15.30 - $61.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	30,918	$645	$18.58	$14.60 - $26.00
Q3 2025	25,076	$393	$20.64	$14.39 - $27.33
Q2 2025	10,678	$212	$20.27	$13.70 - $25.75
Q1 2025	53,340	$945	$32.59	$15.30 - $61.07