ARCTURUS THERAPEUTICS HLDGS

Ticker: ARCT CUSIP: 03969T109 Class: Common Stock

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

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

Q4 2025

Shares 122 Value ($000) $1 Avg Close $10.80 Range $5.85 - $24.17

Q3 2025

Shares 206 Value ($000) $4 Avg Close $16.06 Range $11.27 - $22.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	122	$1	$10.80	$5.85 - $24.17
Q3 2025	206	$4	$16.06	$11.27 - $22.40