PERMA-FIX ENVIRONMENTAL SVCS

Ticker: PESI CUSIP: 714157203 Class: Common Stock

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

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

Q4 2025

Shares 298 Value ($000) $4 Avg Close $12.75 Range $9.60 - $16.50

Q3 2025

Shares 298 Value ($000) $3 Avg Close $11.05 Range $8.02 - $12.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	298	$4	$12.75	$9.60 - $16.50
Q3 2025	298	$3	$11.05	$8.02 - $12.63