| Due Diligence for Asset Managers |
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Analyze the public filings of asset managers Dive into the EDGAR, IAPD, CAFR source data |
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| C4 Therapeutics Inc | |
|---|---|
| Ticker | CCCC |
| CIK # | 0001662579 |
| CUSIP | 12529R107 |
| Sector | Life Sciences - Biological Products, (No Disgnostic Substances) |
| Address | 490 Arsenal Way Suite 200, Watertown, MA 02472 |
| Source | [EDGAR] |
| Reg D Offering (Form D) | Filed | Raised | Terms |
|---|---|---|---|
| C4 Therapeutics Inc | 2016-01-11 | 70.3 M | Exemption: 506(b) · Remaining: $3,170,000 · Duration: One year or less · Revenue: Decline to Disclose |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0001662579] | 10-K | |
| [0001662579] | 10-Q | |
| [0001662579] | 3 | |
| [0001662579] | 4 | |
| [0001662579] | 8-K | |
| [0001662579] | D | |
| [0001662579] | SC 13D | |
| [0001662579] | SC 13G |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Hirsch Andrew
Common Stock
|
2026-02-15 | Option exercise | 20,400 | $0.00 | |
|
Hirsch Andrew
Common Stock
|
2026-02-15 | Tax withheld | 9,057 | $1.89 | 17,118 |
|
Mahaney Paige
Common Stock
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2026-02-14 | Option exercise | 7,050 | $0.00 | |
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Hirsch Andrew
Common Stock
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2026-02-14 | Option exercise | 81,725 | $0.00 | |
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Reyno Leonard
Common Stock
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2026-02-14 | Option exercise | 30,950 | $0.00 | |
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Mahaney Paige
Common Stock
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2026-02-14 | Tax withheld | 2,446 | $1.89 | 4,623 |
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Mossler Mark
Common Stock
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2026-02-14 | Option exercise | 9,420 | $0.00 | |
|
Hirsch Andrew
Common Stock
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2026-02-14 | Tax withheld | 39,154 | $1.89 | 74,001 |
|
Boyle Scott N
Common Stock
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2026-02-14 | Option exercise | 20,950 | $0.00 | |
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Boyle Scott N
Common Stock
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2026-02-14 | Tax withheld | 7,269 | $1.89 | 13,738 |
|
Mossler Mark
Common Stock
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2026-02-14 | Tax withheld | 3,268 | $1.89 | 6,177 |
|
Schick Kelly
Common Stock
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2026-02-14 | Option exercise | 20,950 | $0.00 | |
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Schick Kelly
Common Stock
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2026-02-14 | Tax withheld | 7,269 | $1.89 | 13,738 |
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Adams Kendra
Common Stock
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2026-02-14 | Option exercise | 30,950 | $0.00 | |
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Adams Kendra
Common Stock
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2026-02-14 | Tax withheld | 15,381 | $1.89 | 29,070 |
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Reyno Leonard
Common Stock
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2026-02-14 | Tax withheld | 16,579 | $1.89 | 31,334 |
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Boyle Scott N
Common Stock
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2026-02-13 | Grant | 200,000 | $0.00 | |
|
Mossler Mark
Common Stock
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2026-02-13 | Grant | 56,980 | $0.00 | |
|
Schick Kelly
Common Stock
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2026-02-13 | Grant | 200,000 | $0.00 | |
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Adams Kendra
Common Stock
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2026-02-13 | Tax withheld | 1,863 | $1.89 | 3,521 |
| showing 20 of 200 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 123 | 83,178,179 |
| 2025-12-31 | 101 | 80,044,857 |
| 2025-09-30 | 99 | 53,058,767 |
| 2025-06-30 | 101 | 54,928,210 |
| 2025-03-31 | 115 | 64,136,862 |
| 2024-12-31 | 117 | 65,166,084 |
| 2024-09-30 | 122 | 64,820,582 |
| 2024-06-30 | 116 | 61,347,361 |
| 2024-03-31 | 107 | 57,917,892 |
| 2023-12-31 | 93 | 45,840,799 |
| 2023-09-30 | 85 | 34,695,814 |
| 2023-06-30 | 101 | 31,443,323 |
| Form 13F Holdings | ||||
|---|---|---|---|---|
| Firm | Period | DFND | Voting | Shares |
| Wasatch Advisors LP | [2026-06-30] | SOLE | 3,522,644 | 3,522,644 |
| Congress Asset Management Co | [2026-06-30] | SOLE | 864,137 | 1,003,437 |
| [2026-06-30] | SOLE | 0 | 14,129 | |
| Owl Creek Wealth Partners LLC | [2026-06-30] | SOLE | 0 | 2,140 |
| Fortitude Family Office LLC | [2026-06-30] | SOLE | 435 | 435 | Prev | Page 1 | Next |