DESIGN THERAPEUTICS INC

Ticker: DSGN CUSIP: 25056L103 Class: Common Stock

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

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

Q4 2025

Shares 328 Value ($000) $3 Avg Close $7.83 Range $5.28 - $10.31

Q3 2025

Shares 328 Value ($000) $2 Avg Close $5.01 Range $3.33 - $7.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	328	$3	$7.83	$5.28 - $10.31
Q3 2025	328	$2	$5.01	$3.33 - $7.59