SERA PROGNOSTICS INC

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

Birch Hill Investment Advisors LLC's Holding History (CIK: 0001424177)

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

Q4 2025

Shares 27,293 Value ($000) $81 Avg Close $3.23 Range $2.30 - $3.95

Q3 2025

Shares 27,293 Value ($000) $84 Avg Close $2.85 Range $2.17 - $3.56

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	27,293	$81	$3.23	$2.30 - $3.95
Q3 2025	27,293	$84	$2.85	$2.17 - $3.56