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CCCC · Current Report (Form 8-K) · Filed June 24, 2026

C4 Therapeutics Inc — Current Report (Form 8-K)

Form
8-K
Filed
June 24, 2026
Period
Jun 24, 2026
Ticker
CCCC
Accession
0001628280-26-045194
Boardroom Alpha · Filing insights

Stockholders elected three Class III directors; approved an amendment to the evergreen provision for the stock option plan.

About C4 Therapeutics Inc
Market cap
$504M
1Y TSR
+61.3%
3Y TSR
+5.6%
Board grade
C-
Sector
Healthcare
CEO
Andrew Hirsch
Last annual meeting: Jun 24, 2026 · View full C4 Therapeutics Inc profile →
cccc-20260624

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
_________________________________________________________________
FORM 8-K
_________________________________________________________________
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): June 24, 2026
_________________________________________________________________
C4 THERAPEUTICS, INC.
(Exact name of Registrant as Specified in Its Charter)
_________________________________________________________________
Delaware
001-39567
47-5617627
(State or Other Jurisdiction
of Incorporation)
(Commission File Number)
(IRS Employer
Identification No.)
490 Arsenal Way,   Suite 120
Watertown,  MA
02472
(Address of Principal Executive Offices)
(Zip Code)
Registrant’s Telephone Number, Including Area Code: (617) 231-0700
Not Applicable
(Former Name or Former Address, if Changed Since Last Report)
_________________________________________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
o
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
Trading
Symbol(s)
Name of each exchange on which registered
Common Stock, $0.0001 par value per share
CCCC
The Nasdaq Global Select Market
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).
Emerging growth company o
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o
 



Item 5.07 Submission of Matters to a Vote of Security Holders.
On June 24, 2026, C4 Therapeutics, Inc. (the “Company”) held its Annual Meeting of Stockholders (the “Annual Meeting”). At the Annual Meeting, the Company’s stockholders considered and voted on the four proposals set forth below, each of which is described in greater detail in the Company’s definitive proxy statement on Schedule 14A, which was filed with the U.S. Securities and Exchange Commission on April 29, 2026. The final voting results are set forth below.
a) The stockholders of the Company elected each of Andrew J. Hirsch, Stephen Fawell, Ph.D., and Utpal Koppikar as Class III directors, to hold office until the 2029 annual meeting of stockholders and until their respective successors have been duly elected and qualified or until his earlier resignation or removal. The results of the stockholders’ vote with respect to the election of the Class III directors were as follows:
For
Withheld
Broker Non-Votes
Andrew J. Hirsch
47,797,964
8,247,406
21,049,125
Stephen Fawell, Ph.D.
47,811,414
8,233,956
21,049,125
Utpal Koppikar
46,491,892
9,553,478
21,049,125
b) The stockholders of the Company cast a non-binding, advisory vote to approve the compensation of the Company’s named executive officers. The results of the stockholders’ vote with respect to this proposal were as follows:
For
Against
Abstain
Broker Non-Votes
54,935,574
1,070,926
38,870
21,049,125
c) The stockholders of the Company ratified the selection of KPMG LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026. The results of the stockholders’ vote with respect to this ratification proposal were as follows:
For
Against
Abstain
Broker Non-Votes
76,891,210
185,427
17,858
0
d) The Company’s stockholders approved an amendment to the Company’s 2020 Stock Option and Incentive Plan to amend the evergreen provision to include any outstanding pre-funded warrants in the total number of shares of common stock that are issued and outstanding as of each December 31 for purposes of calculating the evergreen increase. The results of the stockholders’ vote with respect to this proposal were as follows:
For
Against
Abstain
Broker Non-Votes
33,713,572
22,287,787
44,011
21,049,125
No other matters were submitted to or voted on by the Company’s stockholders at the Annual Meeting.
Item 9.01 Financial Statements and Exhibits.
(d) Exhibits. The exhibits shall be deemed to be filed or furnished, depending on the relevant item requiring such exhibit, in accordance with the provisions of Item 601 of Regulation S-K (17 CFR 229.601) and Instruction B.2 to this form.
Exhibit
Number
Description
10.1#
104
Cover Page Interactive Data File (embedded within the Inline XBRL document)
# Indicates a management contract or any compensatory plan, contract or arrangement.




SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
C4 Therapeutics, Inc.
Date: June 24, 2026
By:
/s/ Kendra R. Adams
Kendra R. Adams
Chief Financial Officer and Treasurer

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Reference

Frequently asked questions

When did C4 Therapeutics Inc file this 8-K?
C4 Therapeutics Inc (CCCC) filed this Current Report (Form 8-K) with the SEC on June 24, 2026. The accession number assigned by EDGAR is 0001628280-26-045194.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Stockholders elected three Class III directors; approved an amendment to the evergreen provision for the stock option plan. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find C4 Therapeutics Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K C4 Therapeutics Inc has filed under CIK 1662579, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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