C4 Therapeutics, Inc. SEC EDGAR Filings (CIK 0001662579)

SEC EDGAR filings, ownership reports, and insider transactions for C4 Therapeutics, Inc..

Symbol
CCCC on Nasdaq
Industry
Biological Products, (No Disgnostic Substances) (Office Of Life Sciences)
Business address
490 Arsenal Way, Suite 120, Watertown, MA, 02472
State of incorporation
DE
Fiscal year end
31 December
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C4 Therapeutics, Inc. has filed 486 SEC EDGAR filings since 11 Jan 2016

Latest Filings

Recent SEC filings for C4 Therapeutics, Inc. including 4, 8-K, EFFECT and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 16 Jan 2026 16 Jan 2026
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 Jan 2026 14 Jan 2026 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2026 02 Jan 2026
EFFECT Open EFFECT document View SEC filing for EFFECT 10 Dec 2025 333-291696
424B5 Open 424B5 document View SEC filing for 424B5 424B5 10 Dec 2025 333-291696
S-3 Open S-3 document | Open XBRL data View SEC filing for S-3 S-3 21 Nov 2025 333-291696
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Nov 2025 005-91763
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Nov 2025 005-91763
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2025 30 Sep 2025 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2025 06 Nov 2025 001-39567
4 Open 4 document View SEC filing for 4 4 30 Oct 2025 28 Oct 2025
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 24 Oct 2025 005-91763
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 24 Oct 2025 005-91763
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 20 Oct 2025 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Oct 2025 16 Oct 2025 001-39567
424B5 Open 424B5 document View SEC filing for 424B5 424B5 16 Oct 2025 333-282933
FWP Open FWP document View SEC filing for FWP FWP 16 Oct 2025 333-282933
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Oct 2025 16 Oct 2025 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2025 01 Oct 2025
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2025 01 Oct 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Oct 2025 01 Oct 2025 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Sep 2025 22 Sep 2025 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2025 18 Sep 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Aug 2025 005-91763
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Aug 2025 30 Jun 2025 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Aug 2025 07 Aug 2025 001-39567
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 16 Jul 2025 005-91763
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 15 Jul 2025 10 Jul 2025
4 Open 4 document View SEC filing for 4 FORM 4 14 Jul 2025 10 Jul 2025
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2025 18 Jun 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 Jun 2025 18 Jun 2025 001-39567
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 May 2025 005-91763
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 May 2025 005-91763
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 May 2025 005-91763
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 May 2025 31 Mar 2025 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 May 2025 07 May 2025 001-39567
ARS Open ARS document View SEC filing for ARS ARS 29 Apr 2025 29 Apr 2025 001-39567
DEFA14A Open DEFA14A document | Open XBRL data View SEC filing for DEFA14A DEFA14A 29 Apr 2025 001-39567
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 29 Apr 2025 29 Apr 2025 001-39567
PRE 14A Open PRE 14A document | Open XBRL data View SEC filing for PRE 14A PRE 14A 16 Apr 2025 16 Apr 2025 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 Apr 2025 14 Apr 2025 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 03 Apr 2025 01 Apr 2025
4 Open 4 document View SEC filing for 4 FORM 4 03 Apr 2025 01 Apr 2025
S-8 Open S-8 document View SEC filing for S-8 S-8 27 Feb 2025 333-285304
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 27 Feb 2025 31 Dec 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Feb 2025 27 Feb 2025 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 14 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 14 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 14 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 14 Feb 2025
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 03 Feb 2025 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 Jan 2025 14 Jan 2025 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2025 02 Jan 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Dec 2024 09 Dec 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 21 Nov 2024 19 Nov 2024
3 Open 3 document View SEC filing for 3 FORM 3 21 Nov 2024 19 Nov 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Nov 2024 20 Nov 2024 001-39567
144 Open 144 document View SEC filing for 144 18 Nov 2024 001-39567
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Nov 2024 333-282934
424B5 Open 424B5 document View SEC filing for 424B5 424B5 15 Nov 2024 333-282933
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A C4 THERAPEUTICS, INC. 14 Nov 2024 005-91763
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 14 Nov 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Nov 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 1 TO SCHEDULE 13G 14 Nov 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Nov 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A C4 THERAPEUTICS, INC. 14 Nov 2024 005-91763
EFFECT Open EFFECT document View SEC filing for EFFECT 13 Nov 2024 333-282934
EFFECT Open EFFECT document View SEC filing for EFFECT 13 Nov 2024 333-282933
SUPPL Open SUPPL document View SEC filing for SUPPL SUPPL 13 Nov 2024 333-282933
SUPPL Open SUPPL document View SEC filing for SUPPL SUPPL 13 Nov 2024 333-282934
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2024 07 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2024 07 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2024 07 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2024 07 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2024 07 Nov 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 08 Nov 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 08 Nov 2024
SC 13G Open SC 13G document View SEC filing for SC 13G 08 Nov 2024 005-91763
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Nov 2024 333-282934
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Nov 2024 333-282933
S-3 Open S-3 document View SEC filing for S-3 S-3 31 Oct 2024 333-282934
S-3 Open S-3 document View SEC filing for S-3 S-3 31 Oct 2024 333-282933
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2024 30 Sep 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Oct 2024 31 Oct 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 29 Oct 2024 28 Oct 2024
3 Open 3 document View SEC filing for 3 FORM 3 29 Oct 2024 28 Oct 2024
SC 13G Open SC 13G document View SEC filing for SC 13G 22 Oct 2024 005-91763
144 Open 144 document View SEC filing for 144 18 Oct 2024 001-39567
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 16 Oct 2024 15 Oct 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Oct 2024 15 Oct 2024 001-39567
144 Open 144 document View SEC filing for 144 11 Oct 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Oct 2024 11 Oct 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 02 Oct 2024 01 Oct 2024
4 Open 4 document View SEC filing for 4 FORM 4 02 Oct 2024 01 Oct 2024
4 Open 4 document View SEC filing for 4 FORM 4 20 Sep 2024 18 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 16 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 16 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 16 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 16 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 16 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 16 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 03 Sep 2024 29 Aug 2024
3 Open 3 document View SEC filing for 3 FORM 3 03 Sep 2024 29 Aug 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Sep 2024 03 Sep 2024 001-39567
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Aug 2024 30 Jun 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Aug 2024 01 Aug 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 11 Jul 2024 10 Jul 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Jul 2024 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2024 01 Jul 2024
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2024 01 Jul 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Jun 2024 21 Jun 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2024 20 Jun 2024
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2024 07 Jun 2024
3 Open 3 document View SEC filing for 3 FORM 3 11 Jun 2024 07 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jun 2024 10 Jun 2024 001-39567
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 May 2024 31 Mar 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 May 2024 08 May 2024 001-39567
ARS Open ARS document View SEC filing for ARS ARS 30 Apr 2024 30 Apr 2024 001-39567
DEFA14A Open DEFA14A document | Open XBRL data View SEC filing for DEFA14A DEFA14A 29 Apr 2024 001-39567
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 29 Apr 2024 29 Apr 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 10 Apr 2024 14 Feb 2024
SC 13G Open SC 13G document View SEC filing for SC 13G 10 Apr 2024 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 02 Apr 2024 01 Apr 2024
4 Open 4 document View SEC filing for 4 FORM 4 02 Apr 2024 01 Apr 2024
4 Open 4 document View SEC filing for 4 FORM 4 02 Apr 2024 01 Apr 2024
4 Open 4 document View SEC filing for 4 FORM 4 08 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 08 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 08 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 08 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 08 Mar 2024 07 Mar 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Mar 2024 08 Mar 2024 001-39567
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Mar 2024 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Mar 2024 04 Mar 2024 001-39567
S-8 Open S-8 document View SEC filing for S-8 S-8 22 Feb 2024 333-277245
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 22 Feb 2024 31 Dec 2023 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Feb 2024 22 Feb 2024 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 15 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 14 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 14 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A C4 THERAPEUTICS, INC. 14 Feb 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A C4 THERAPEUTICS, INC. 14 Feb 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 09 Feb 2024 005-91763
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 05 Feb 2024 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 1 TO SCHEDULE 13G 02 Feb 2024 005-91763
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 12 Jan 2024 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Jan 2024 11 Jan 2024 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jan 2024 09 Jan 2024 001-39567
SC 13G Open SC 13G document View SEC filing for SC 13G C4 THERAPEUTICS, INC. 04 Jan 2024 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2024 02 Jan 2024
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2024 02 Jan 2024
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2024 02 Jan 2024
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 26 Dec 2023 005-91763
SC 13G Open SC 13G document View SEC filing for SC 13G 22 Dec 2023 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Dec 2023 12 Dec 2023 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Dec 2023 12 Dec 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 20 Nov 2023 16 Nov 2023
3 Open 3 document View SEC filing for 3 FORM 3 20 Nov 2023 16 Nov 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Nov 2023 20 Nov 2023 001-39567
SC 13G Open SC 13G document View SEC filing for SC 13G C4 THERAPEUTICS, INC. 13 Nov 2023 005-91763
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Nov 2023 30 Sep 2023 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Nov 2023 01 Nov 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2023 02 Oct 2023
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2023 02 Oct 2023
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2023 02 Oct 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2023 18 Sep 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2023 18 Sep 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2023 18 Sep 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2023 18 Sep 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2023 18 Sep 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 Sep 2023 18 Sep 2023
3 Open 3 document View SEC filing for 3 FORM 3 19 Sep 2023 18 Sep 2023
3 Open 3 document View SEC filing for 3 FORM 3 19 Sep 2023 18 Sep 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Sep 2023 05 Sep 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 31 Aug 2023 30 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 31 Aug 2023 30 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 31 Aug 2023 30 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 31 Aug 2023 30 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 31 Aug 2023 30 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 31 Aug 2023 30 Aug 2023
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Aug 2023 30 Jun 2023 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2023 08 Aug 2023 001-39567
SC 13G Open SC 13G document View SEC filing for SC 13G 25 Jul 2023 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 12 Jul 2023 10 Jul 2023
3 Open 3 document View SEC filing for 3 FORM 3 12 Jul 2023 10 Jul 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 07 Jul 2023 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 05 Jul 2023 03 Jul 2023
4 Open 4 document View SEC filing for 4 FORM 4 05 Jul 2023 03 Jul 2023
4 Open 4 document View SEC filing for 4 FORM 4 05 Jul 2023 03 Jul 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Jun 2023 20 Jun 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2023 15 Jun 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Jun 2023 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 May 2023 29 May 2023 001-39567
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 May 2023 31 Mar 2023 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 May 2023 04 May 2023 001-39567
EFFECT Open EFFECT document View SEC filing for EFFECT 03 May 2023 333-260972
ARS Open ARS document View SEC filing for ARS ARS 28 Apr 2023 27 Apr 2023 001-39567
DEFA14A Open DEFA14A document | Open XBRL data View SEC filing for DEFA14A DEFA14A 28 Apr 2023 001-39567
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 28 Apr 2023 001-39567
PRE 14A Open PRE 14A document | Open XBRL data View SEC filing for PRE 14A PRE 14A 18 Apr 2023 001-39567
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Apr 2023 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 04 Apr 2023 03 Apr 2023
4 Open 4 document View SEC filing for 4 FORM 4 04 Apr 2023 03 Apr 2023
4 Open 4 document View SEC filing for 4 FORM 4 04 Apr 2023 03 Apr 2023
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 23 Feb 2023 23 Feb 2023 001-39567
S-8 Open S-8 document View SEC filing for S-8 S-8 23 Feb 2023 333-269944
POS AM Open POS AM document View SEC filing for POS AM POS AM 23 Feb 2023 333-260972
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 23 Feb 2023 31 Dec 2022 001-39567
POSASR Open POSASR document View SEC filing for POSASR POSASR 23 Feb 2023 333-260972
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Feb 2023 23 Feb 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 15 Feb 2023
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Feb 2023 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2023 005-91763
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A C4 THERAPEUTICS, INC. 14 Feb 2023 005-91763
4 Open 4 document View SEC filing for 4 FORM 4 10 Feb 2023 08 Feb 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Feb 2023 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Feb 2023 30 Jan 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2023 30 Jan 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 31 Jan 2023 005-91763
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jan 2023 09 Jan 2023 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 06 Jan 2023 06 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 04 Jan 2023 03 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 04 Jan 2023 03 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 04 Jan 2023 03 Jan 2023
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 Nov 2022 30 Sep 2022 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Nov 2022 03 Nov 2022 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 04 Oct 2022 03 Oct 2022
4 Open 4 document View SEC filing for 4 FORM 4 04 Oct 2022 03 Oct 2022
4 Open 4 document View SEC filing for 4 FORM 4 04 Oct 2022 03 Oct 2022
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 22 Sep 2022 22 Jun 2022 001-39567
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 Aug 2022 30 Jun 2022 001-39567
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Aug 2022 04 Aug 2022 001-39567
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Aug 2022 29 Jul 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Aug 2022 29 Jul 2022
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 11 Aug 2021 30 Jun 2021 001-39567
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DRS Open DRS document View SEC filing for DRS 19 May 2021 377-04905
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4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Feb 2021 11 Feb 2021
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4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Oct 2020 06 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Oct 2020 06 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Oct 2020 06 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Oct 2020 06 Oct 2020
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DRS Open DRS document View SEC filing for DRS 06 Aug 2020 377-03378
D Open D document View SEC filing for D 11 Jan 2016 021-254901

About this filer

C4 Therapeutics, Inc. files with the SEC under CIK 0001662579. This page aggregates EDGAR filings and related ownership activity.

Industry: Biological Products, (No Disgnostic Substances).

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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