SERA PROGNOSTICS INC

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

abrdn plc's Holding History (CIK: 0001716774)

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

Q4 2025

Shares 2,279,699 Value ($000) $6,725 Avg Close $3.23 Range $2.30 - $3.95

Q3 2025

Shares 2,279,699 Value ($000) $6,976 Avg Close $2.85 Range $2.17 - $3.56

Q2 2025

Shares 2,227,367 Value ($000) $6,170 Avg Close $2.47 Range $1.37 - $4.09

Q1 2025

Shares 1,240,000 Value ($000) $4,563 Avg Close $5.09 Range $3.33 - $8.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,279,699	$6,725	$3.23	$2.30 - $3.95
Q3 2025	2,279,699	$6,976	$2.85	$2.17 - $3.56
Q2 2025	2,227,367	$6,170	$2.47	$1.37 - $4.09
Q1 2025	1,240,000	$4,563	$5.09	$3.33 - $8.73