MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

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

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

Q3 2025

Shares 38 Value ($000) $3 Avg Close $71.72 Range $55.21 - $103.28

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	38	$3	$71.72	$55.21 - $103.28