NORTHERN TECHNOLOGIES INTL C

Ticker: NTIC CUSIP: 665809109 Class: Common Stock

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

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

Q4 2025

Shares 10 Value ($000) $0 Avg Close $7.67 Range $7.34 - $8.30

Q3 2025

Shares 10 Value ($000) $0 Avg Close $7.76 Range $7.12 - $8.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10	$0	$7.67	$7.34 - $8.30
Q3 2025	10	$0	$7.76	$7.12 - $8.94