C4 THERAPEUTICS INC

Ticker: CCCC CUSIP: 12529R107 Class: Common Stock

Y-Intercept (Hong Kong) Ltd's Holding History (CIK: 0001772875)

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

Q2 2025

Shares 52,521 Value ($000) $75 Avg Close $1.45 Range $1.08 - $1.79

Q4 2024

Shares 23,176 Value ($000) $83 Avg Close $4.97 Range $3.43 - $7.14

Q4 2023

Shares 18,823 Value ($000) $106 Avg Close $2.28 Range $1.06 - $8.37

Q2 2023

Shares 75,900 Value ($000) $209 Avg Close $3.21 Range $2.60 - $3.90

Q1 2023

Shares 31,362 Value ($000) $98 Avg Close $5.89 Range $3.00 - $9.41

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	52,521	$75	$1.45	$1.08 - $1.79
Q4 2024	23,176	$83	$4.97	$3.43 - $7.14
Q4 2023	18,823	$106	$2.28	$1.06 - $8.37
Q2 2023	75,900	$209	$3.21	$2.60 - $3.90
Q1 2023	31,362	$98	$5.89	$3.00 - $9.41