KORRO BIO INC

Ticker: KRRO CUSIP: 500946108 Class: Common Stock

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

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

Q4 2025

Shares 347,718 Value ($000) $2,785 Avg Close $23.38 Range $5.20 - $55.89

Q3 2025

Shares 418,833 Value ($000) $20,058 Avg Close $22.19 Range $12.27 - $48.36

Q2 2025

Shares 418,833 Value ($000) $5,231 Avg Close $14.40 Range $10.29 - $22.15

Q1 2025

Shares 418,833 Value ($000) $7,292 Avg Close $29.65 Range $15.16 - $43.34

Q4 2024

Shares 418,833 Value ($000) $15,945 Avg Close $51.39 Range $30.72 - $98.00

Q3 2024

Shares 418,833 Value ($000) $13,997 Avg Close $42.09 Range $30.46 - $55.06

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	347,718	$2,785	$23.38	$5.20 - $55.89
Q3 2025	418,833	$20,058	$22.19	$12.27 - $48.36
Q2 2025	418,833	$5,231	$14.40	$10.29 - $22.15
Q1 2025	418,833	$7,292	$29.65	$15.16 - $43.34
Q4 2024	418,833	$15,945	$51.39	$30.72 - $98.00
Q3 2024	418,833	$13,997	$42.09	$30.46 - $55.06