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GLW · Current Report (Form 8-K) · Filed October 28, 2025

Corning Inc — Current Report (Form 8-K)

Form
8-K
Filed
October 28, 2025
Period
Oct 28, 2025
Ticker
GLW
Accession
0000024741-25-000109
Boardroom Alpha · Filing insights

Consult the attached press release for more details on Corning's Q3 2025 results.

About Corning Inc
Market cap
$172.5B
1Y TSR
+269.7%
3Y TSR
+81.6%
Board grade
B+
Sector
Technology
CEO
Wendell P Weeks
Last annual meeting: Apr 30, 2026 · View full Corning Inc profile →
glw-20251028

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 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)October 28, 2025
CORNING INCORPORATED
(Exact name of registrant as specified in its charter)
Commission file number: 1-3247
New York16-0393470
(State or other jurisdiction of incorporation) (I.R.S. Employer Identification No.)
One Riverfront Plaza, Corning, New York
14831
(Address of principal executive offices) (Zip Code)
607-974-9000
(Registrant’s telephone number, including area code)
N/A
(Former name or former address, if changed since last report)
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, $0.50 par value per share GLW New York Stock Exchange
3.875% Notes due 2026 GLW26 New York Stock Exchange
4.125% Notes due 2031 GLW31 New York Stock Exchange
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
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:
oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))



Item 2.02. Results of Operations and Financial Condition
The Corning Incorporated press release dated October 28, 2025 regarding its financial results for the third-quarter ended September 30, 2025 is attached hereto as Exhibit 99.
In accordance with General Instruction B.2 of Form 8-K, the information in this Current Report on Form 8-K, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.
Item 9.01. Financial Statements and Exhibits
(d) Exhibit
   
 99
 104Cover Page Interactive File (the cover page tags are embedded within the Inline XBRL document).



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 thereunto duly authorized.
CORNING INCORPORATED
Registrant
Date: October 28, 2025
By/s/ Stefan Becker
  Stefan Becker
  Senior Vice President and Corporate Controller

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Reference

Frequently asked questions

When did Corning Inc file this 8-K?
Corning Inc (GLW) filed this Current Report (Form 8-K) with the SEC on October 28, 2025. The accession number assigned by EDGAR is 0000024741-25-000109.
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?
Consult the attached press release for more details on Corning's Q3 2025 results. 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 Corning Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Corning Inc has filed under CIK 24741, 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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