MEDIAALPHA INC

Ticker: MAX CUSIP: 58450V104 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q4 2025

Shares 270 Value ($000) $3 Avg Close $12.21 Range $10.36 - $13.92

Q3 2025

Shares 372 Value ($000) $4 Avg Close $11.03 Range $9.21 - $13.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	270	$3	$12.21	$10.36 - $13.92
Q3 2025	372	$4	$11.03	$9.21 - $13.72