CARTESIAN THERAPEUTICS INC

Ticker: RNAC CUSIP: 816212302 Class: Common Stock

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

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

Q4 2025

Shares 80 Value ($000) $1 Avg Close $8.09 Range $5.98 - $10.48

Q3 2025

Shares 80 Value ($000) $1 Avg Close $11.24 Range $9.12 - $15.57

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	80	$1	$8.09	$5.98 - $10.48
Q3 2025	80	$1	$11.24	$9.12 - $15.57