TECTONIC THERAPEUTIC INC

Ticker: TECX CUSIP: 878972108 Class: Common Stock

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2025

Shares 599,898 Value ($000) $12,514 Avg Close $18.58 Range $14.60 - $26.00

Q3 2025

Shares 569,480 Value ($000) $8,935 Avg Close $20.64 Range $14.39 - $27.33

Q2 2025

Shares 584,393 Value ($000) $11,612 Avg Close $20.27 Range $13.70 - $25.75

Q1 2025

Shares 361,168 Value ($000) $6,396 Avg Close $32.59 Range $15.30 - $61.07

Q4 2024

Shares 361,048 Value ($000) $16,670 Avg Close $42.29 Range $27.21 - $53.41

Q3 2024

Shares 442,814 Value ($000) $13,417 Avg Close $18.28 Range $15.08 - $31.66

Q2 2024

Shares 156,768 Value ($000) $2,582 Avg Close $15.77 Range $1.40 - $18.48

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	599,898	$12,514	$18.58	$14.60 - $26.00
Q3 2025	569,480	$8,935	$20.64	$14.39 - $27.33
Q2 2025	584,393	$11,612	$20.27	$13.70 - $25.75
Q1 2025	361,168	$6,396	$32.59	$15.30 - $61.07
Q4 2024	361,048	$16,670	$42.29	$27.21 - $53.41
Q3 2024	442,814	$13,417	$18.28	$15.08 - $31.66
Q2 2024	156,768	$2,582	$15.77	$1.40 - $18.48