COGENT BIOSCIENCES INC

Ticker: COGT CUSIP: 19240Q201 Class: Common Stock

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q4 2025

Shares 849,030 Value ($000) $30,158 Avg Close $28.11 Range $13.78 - $43.73

Q3 2025

Shares 1,008,308 Value ($000) $14,479 Avg Close $11.85 Range $7.07 - $14.54

Q2 2025

Shares 800,199 Value ($000) $5,745 Avg Close $5.54 Range $3.72 - $7.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	849,030	$30,158	$28.11	$13.78 - $43.73
Q3 2025	1,008,308	$14,479	$11.85	$7.07 - $14.54
Q2 2025	800,199	$5,745	$5.54	$3.72 - $7.83