KEROS THERAPEUTICS INC

Ticker: KROS CUSIP: 492327101 Class: Common Stock

Western Standard LLC's Holding History (CIK: 0001517666)

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

Q3 2025

Shares 2,189,882 Value ($000) $34,644 Avg Close $14.77 Range $13.13 - $16.30

Q2 2025

Shares 1,534,893 Value ($000) $20,491 Avg Close $13.50 Range $9.12 - $15.40

Q1 2025

Shares 134,914 Value ($000) $1,375 Avg Close $11.61 Range $9.71 - $16.70

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	2,189,882	$34,644	$14.77	$13.13 - $16.30
Q2 2025	1,534,893	$20,491	$13.50	$9.12 - $15.40
Q1 2025	134,914	$1,375	$11.61	$9.71 - $16.70