KEROS THERAPEUTICS INC

Ticker: KROS CUSIP: 492327101 Class: Common Stock

TANG CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001232621)

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

Q3 2025

Shares 1,418,984 Value ($000) $22,448 Avg Close $14.77 Range $13.13 - $16.30

Q2 2025

Shares 1,418,984 Value ($000) $18,943 Avg Close $13.50 Range $9.12 - $15.40

Q1 2025

Shares 1,100,000 Value ($000) $11,209 Avg Close $11.61 Range $9.71 - $16.70

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,418,984	$22,448	$14.77	$13.13 - $16.30
Q2 2025	1,418,984	$18,943	$13.50	$9.12 - $15.40
Q1 2025	1,100,000	$11,209	$11.61	$9.71 - $16.70