How many institutions held CCCC - C4 Therapeutics, Inc. - Common Stock, $0.0001 par value per share in Q2 2021?

106 institutional investors reported CCCC - C4 Therapeutics, Inc. - Common Stock, $0.0001 par value per share for Q2 2021. Use the holders table for investor-level position and value details.

C4 Therapeutics, Inc. - Common Stock, $0.0001 par value per share (CCCC)

Q: What does CUSIP 12529R107 represent in this 13F holders report?

CUSIP 12529R107 is the security identifier for CCCC - C4 Therapeutics, Inc. - Common Stock, $0.0001 par value per share used to aggregate holder disclosures.

CUSIP: 12529R107

Q2 2021 13F Holders as of 30 Jun 2021

Security type / class: Equity / Common Stock, $0.0001 par value per share
Total 13F shares: 31,945,852
Total 13F value: $1,209,520,921
Share change: +6,848,465
SEC-reported price per share: $37.84
Number of holders: 106
Value change: +$259,679,873
Number of buys: 79
Number of sells: 26
Shares outstanding: 110,144,928

Security key

12529R107

Report period

Q2 2021

Institutions

106

Top holders

CCCC full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 C4 Therapeutics, Inc. SEC filings C4 Therapeutics, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 12529R107

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of CCCC - C4 Therapeutics, Inc. - Common Stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

PERCEPTIVE ADVISORS LLC

Disclosed value leader

PERCEPTIVE ADVISORS LLC

Comparable rows

0/15

Latest evidence

31 Mar 2021

13F Highest disclosed value: $116,835,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

PERCEPTIVE ADVISORS LLC has the largest disclosed position value at $116.84M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens PERCEPTIVE ADVISORS LLC's linked filing trail.

Disclosed position value Top 5

PERCEPTIVE ADVISORS LLC $116.84M

Cormorant Asset Management, LP $92.11M

RTW INVESTMENTS, LP $79.44M

PRICE T ROWE ASSOCIATES INC /MD/ $77.6M

Bain Capital Life Sciences Invest... $60.74M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
PERCEPTIVE ADVISORS LLC	13F Company 13F	— denominator unverified	$116,835,000 3,158,566 shares	—	31 Mar 2021
Cormorant Asset Management, LP	13F Company 13F	— denominator unverified	$92,107,000 2,490,065 shares	—	31 Mar 2021
RTW INVESTMENTS, LP	13F Company 13F	— denominator unverified	$79,437,000 2,149,228 shares	—	31 Mar 2021
PRICE T ROWE ASSOCIATES INC /MD/	13F Company 13F	— denominator unverified	$77,598,000 2,097,809 shares	—	31 Mar 2021
Bain Capital Life Sciences Investors, LLC	13F Company 13F	— denominator unverified	$60,745,000 1,642,209 shares	—	31 Mar 2021
RA CAPITAL MANAGEMENT, L.P.	13F Company 13F	— denominator unverified	$50,956,000 1,377,569 shares	—	31 Mar 2021

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2021

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

106

31,945,852

Rows available

106

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2021 vs Q1 2021 Across Filers

Q1 2021 holders

Q2 2021 holders

106

Holder diff

Investor	Q1 2021 Shares	Q2 2021 Shares	Share Diff	Share Chg %	Q1 2021 value	Q2 2021 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend