SERA PROGNOSTICS INC

Ticker: SERA CUSIP: 81749D107 Class: CLASS A COM

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 186,751 Value ($000) $551 Avg Close $3.23 Range $2.30 - $3.95

Q3 2025

Shares 178,977 Value ($000) $548 Avg Close $2.85 Range $2.17 - $3.56

Q2 2025

Shares 145,279 Value ($000) $402 Avg Close $2.47 Range $1.37 - $4.09

Q1 2025

Shares 1,538,059 Value ($000) $5,660 Avg Close $5.09 Range $3.33 - $8.73

Q4 2024

Shares 1,564,310 Value ($000) $12,733 Avg Close $7.35 Range $5.90 - $9.13

Q3 2024

Shares 1,540,281 Value ($000) $12,014 Avg Close $7.26 Range $5.23 - $8.56

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	186,751	$551	$3.23	$2.30 - $3.95
Q3 2025	178,977	$548	$2.85	$2.17 - $3.56
Q2 2025	145,279	$402	$2.47	$1.37 - $4.09
Q1 2025	1,538,059	$5,660	$5.09	$3.33 - $8.73
Q4 2024	1,564,310	$12,733	$7.35	$5.90 - $9.13
Q3 2024	1,540,281	$12,014	$7.26	$5.23 - $8.56