KALARIS THERAPEUTICS INC

Ticker: KLRS CUSIP: 482929106 Class: Stock

Siren, L.L.C.'s Holding History (CIK: 0002005245)

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

Q4 2025

Shares 435,798 Value ($000) $3,678 Avg Close $6.39 Range $4.27 - $11.88

Q3 2025

Shares 318,264 Value ($000) $1,840 Avg Close $3.31 Range $2.14 - $7.26

Q2 2025

Shares 282,586 Value ($000) $755 Avg Close $4.51 Range $2.28 - $8.60

Q1 2025

Shares 282,586 Value ($000) $2,269 Avg Close $9.79 Range $7.75 - $12.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	435,798	$3,678	$6.39	$4.27 - $11.88
Q3 2025	318,264	$1,840	$3.31	$2.14 - $7.26
Q2 2025	282,586	$755	$4.51	$2.28 - $8.60
Q1 2025	282,586	$2,269	$9.79	$7.75 - $12.90