COGENT BIOSCIENCES INC

Ticker: COGT CUSIP: 19240Q201 Class: Common Stock

DIADEMA PARTNERS LP's Holding History (CIK: 0002026172)

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

Q4 2025

Shares 131,852 Value ($000) $4,683 Avg Close $28.11 Range $13.78 - $43.73

Q3 2025

Shares 97,813 Value ($000) $1,405 Avg Close $11.85 Range $7.07 - $14.54

Q2 2025

Shares 392,213 Value ($000) $2,816 Avg Close $5.54 Range $3.72 - $7.83

Q1 2025

Shares 392,213 Value ($000) $2,349 Avg Close $7.84 Range $5.89 - $10.15

Q4 2024

Shares 90,000 Value ($000) $702 Avg Close $9.97 Range $7.29 - $12.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	131,852	$4,683	$28.11	$13.78 - $43.73
Q3 2025	97,813	$1,405	$11.85	$7.07 - $14.54
Q2 2025	392,213	$2,816	$5.54	$3.72 - $7.83
Q1 2025	392,213	$2,349	$7.84	$5.89 - $10.15
Q4 2024	90,000	$702	$9.97	$7.29 - $12.61