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. Each filer's latest filing for 12529R107 since 12/18/2024, largest first.

Filer % of Class Filed
Lynx1 Capital Management LP 13G/A
10.0% 8/14/2026
Event 6/30/2026
Soleus Capital Master Fund, L.P. 13G/A
10.0% 2/12/2026
Event 12/31/2025
Sirenia Capital Management LP 13G
9.9% 5/15/2026
Event 3/31/2026
RA Capital Management, L.P. 13G/A
9.9% 8/14/2026
Event 6/30/2026
BlackRock, Inc. 13G 6.9% 7/27/2026
Event 6/30/2026
Squadron Capital Management LLC 13G/A
6.9% 8/14/2026
Event 6/30/2026
Bain Capital Life Sciences Fund II, L.P. 13G
6.3% 10/24/2025
Event 10/17/2025
Under 5%, checked the "5 percent or less" box, or amended by a later filing (4)
Morgan Stanley 13G/A
8.0%
Checked 5% or less
8/12/2026
Event 6/30/2026
Wasatch Advisors LP 13G/A 4.7% 4/22/2026
Event 3/31/2026
OrbiMed Advisors LLC 13G/A
1.0% 2/17/2026
Event 12/31/2025
Point72 Asset Management, L.P. 13G/A
0.2% 5/15/2026
Event 3/31/2026

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