BILLIONTOONE INC

Ticker: BLLN CUSIP: 090168105 Class: Common Stock

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2025

Shares 163,400 Value ($000) $13,373 Avg Close $101.40 Range $80.51 - $138.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	163,400	$13,373	$101.40	$80.51 - $138.70