C4 Therapeutics, Inc.

Historical 13F Holders

Symbol
CCCC
CUSIP
12529R107
All holders as of
Q2 2026
Type
Equity
Class
COM STK
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 12529R107 since 12/18/2024, newest first.

Filer % of Class Filed
Squadron Capital Management LLC 13G/A Amendment 1
6.9% 8/14/2026
Event 6/30/2026
RA Capital Management, L.P. 13G/A Amendment 1
9.9% 8/14/2026
Event 6/30/2026
Lynx1 Capital Management LP 13G/A Amendment 4
10.0% 8/14/2026
Event 6/30/2026
Morgan Stanley 13G/A Amendment 3
8.0%
Checked 5% or less
8/12/2026
Event 6/30/2026
BlackRock, Inc. 13G 6.9% 7/27/2026
Event 6/30/2026
Squadron Capital Management LLC 13G
5.0% 5/19/2026
Event 5/12/2026
Point72 Asset Management, L.P. 13G/A Amendment 1
0.2% 5/15/2026
Event 3/31/2026
Sirenia Capital Management LP 13G
9.9% 5/15/2026
Event 3/31/2026
Wasatch Advisors LP 13G/A Amendment 6 4.7% 4/22/2026
Event 3/31/2026
OrbiMed Advisors LLC 13G/A Amendment 3
1.0% 2/17/2026
Event 12/31/2025
Lynx1 Capital Management LP 13G/A Amendment 3
7.3% 2/17/2026
Event 12/31/2025
Soleus Capital Master Fund, L.P. 13G/A Amendment 2
10.0% 2/12/2026
Event 12/31/2025
Morgan Stanley 13G/A Amendment 2
9.3% 2/11/2026
Event 12/31/2025
OrbiMed Advisors LLC 13G/A Amendment 2
5.0% 11/14/2025
Event 9/30/2025
Wasatch Advisors LP 13G/A Amendment 5 6.8% 11/13/2025
Event 9/30/2025
RA Capital Management, L.P. 13G
9.9% 10/24/2025
Event 10/17/2025
Bain Capital Life Sciences Fund II, L.P. 13G
6.3% 10/24/2025
Event 10/17/2025
Point72 Asset Management, L.P. 13G
9.9% 10/20/2025
Event 10/17/2025
Morgan Stanley 13G/A Amendment 1 6.7% 8/7/2025
Event 6/30/2025
BlackRock, Inc. 13G/A Amendment 1 2.5% 7/16/2025
Event 6/30/2025
RA Capital Management, L.P. 13G/A Amendment 1
0% 5/15/2025
Event 3/31/2025
OrbiMed Advisors LLC 13G/A Amendment 1
6.6% 5/15/2025
Event 3/31/2025
Wasatch Advisors LP 13G/A Amendment 4 10.5% 5/7/2025
Event 4/30/2025
Morgan Stanley 13G 5.4% 2/3/2025
Event 12/31/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 2 1.26 M $4.19 M
2026 Q2 156 118 M $549 M
2026 Q1 130 84.9 M $222 M
2025 Q4 109 79.9 M $153 M
2025 Q3 105 52.5 M $117 M
2025 Q2 105 55.0 M $78.7 M
2025 Q1 118 64.1 M $103 M
2024 Q4 126 64.4 M $232 M
2024 Q3 131 64.2 M $366 M
2024 Q2 123 62.1 M $287 M
2024 Q1 117 59.3 M $484 M
2023 Q4 103 47.3 M $267 M
2023 Q3 87 34.7 M $64.5 M
2023 Q2 103 34.2 M $94.1 M
2023 Q1 127 37.4 M $118 M
2022 Q4 123 41.7 M $246 M
2022 Q3 120 40.3 M $353 M
2022 Q2 122 39.4 M $298 M
2022 Q1 138 37.4 M $907 M
2021 Q4 129 38.1 M $1.23 B
2021 Q3 117 34.5 M $1.54 B
2021 Q2 114 34.2 M $1.29 B
2021 Q1 87 28.3 M $1.04 B
2020 Q4 77 22.7 M $744 M