KEROS THERAPEUTICS INC

Ticker: KROS CUSIP: 492327101 Class: Common Stock

Madison Avenue Partners, LP's Holding History (CIK: 0001801265)

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

Q4 2025

Shares 823,707 Value ($000) $16,771 Avg Close $17.54 Range $13.60 - $22.55

Q3 2025

Shares 2,708,218 Value ($000) $42,844 Avg Close $14.77 Range $13.13 - $16.30

Q2 2025

Shares 2,691,465 Value ($000) $35,931 Avg Close $13.50 Range $9.12 - $15.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	823,707	$16,771	$17.54	$13.60 - $22.55
Q3 2025	2,708,218	$42,844	$14.77	$13.13 - $16.30
Q2 2025	2,691,465	$35,931	$13.50	$9.12 - $15.40