TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

BARCLAYS PLC's Holding History (CIK: 0000312069)

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

Q4 2025

Shares 22,443 Value ($000) $468 Avg Close $18.58 Range $14.60 - $26.00

Q3 2025

Shares 1,441 Value ($000) $44 Avg Close $20.64 Range $14.39 - $27.33

Q2 2025

Shares 21,891 Value ($000) $435 Avg Close $20.27 Range $13.70 - $25.75

Q1 2025

Shares 13,710 Value ($000) $243 Avg Close $32.59 Range $15.30 - $61.07

Q4 2024

Shares 15,974 Value ($000) $738 Avg Close $42.29 Range $27.21 - $53.41

Q3 2024

Shares 1,441 Value ($000) $0 Avg Close $18.28 Range $15.08 - $31.66

Q2 2024

Shares 1,441 Value ($000) $24 Avg Close $15.77 Range $1.40 - $18.48

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,443	$468	$18.58	$14.60 - $26.00
Q3 2025	1,441	$44	$20.64	$14.39 - $27.33
Q2 2025	21,891	$435	$20.27	$13.70 - $25.75
Q1 2025	13,710	$243	$32.59	$15.30 - $61.07
Q4 2024	15,974	$738	$42.29	$27.21 - $53.41
Q3 2024	1,441	$0	$18.28	$15.08 - $31.66
Q2 2024	1,441	$24	$15.77	$1.40 - $18.48