# EDGAR Filing Document

**Accession Number:** 0000024741
**File Stem:** 0000024741-25-000128
**Filing Date:** 2025-11
**Character Count:** 6480
**Document Hash:** 210a32a0d14ff467a442113da204be1f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000024741-25-000128.hdr.sgml**: 20251124

**ACCESSION NUMBER**: 0000024741-25-000128

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251117

**FILED AS OF DATE**: 20251124

**DATE AS OF CHANGE**: 20251124

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Gullo Michelle L
- **CENTRAL INDEX KEY:** 0002096996

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-03247
- **FILM NUMBER:** 251512797

**MAIL ADDRESS:**
- **STREET 1:** ONE RIVERFRONT PLAZA
- **CITY:** CORNING
- **STATE:** NY
- **ZIP:** 14831
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CORNING INC /NY
- **CENTRAL INDEX KEY:** 0000024741
- **STANDARD INDUSTRIAL CLASSIFICATION:** DRAWING AND INSULATING NONFERROUS WIRE [3357]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 160393470
- **STATE OF INCORPORATION:** NY
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** ONE RIVERFRONT PLAZA
- **CITY:** CORNING
- **STATE:** NY
- **ZIP:** 14831
- **BUSINESS PHONE:** 6079749000

**MAIL ADDRESS:**
- **STREET 1:** ONE RIVERFRONT PLAZA
- **CITY:** CORNING
- **STATE:** NY
- **ZIP:** 14831

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CORNING GLASS WORKS
- **DATE OF NAME CHANGE:** 19890512

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Gullo Michelle L<br><sub>(Last) (First) (Middle)</sub><br>1 RIVERFRONT PLAZA<br><sub>(Street)</sub><br>CORNING, NY 14831<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>CORNING INC /NY [ GLW ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-11-17 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Senior Vice President & CHRO_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 36000 | D |  |
| Common Stock - Held by Spouse | 44 | I | Held by Spouse<sup>(1)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Restricted Stock Unit | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 918 | <sup>(3)</sup> | D |  |
| Restricted Stock Unit | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 76 | <sup>(3)</sup> | I | Held by Spouse<sup>(1)</sup> |
| Performance Share Unit | <sup>(4)</sup> | <sup>(4)</sup> | Common Stock | 4766 | <sup>(5)</sup> | D |  |
| Performance Share Unit | <sup>(6)</sup> | <sup>(6)</sup> | Common Stock | 4183 | <sup>(5)</sup> | D |  |
| Restricted Stock Unit | <sup>(7)</sup> | <sup>(7)</sup> | Common Stock | 4378 | <sup>(3)</sup> | D |  |
| Restricted Stock Unit | <sup>(8)</sup> | <sup>(8)</sup> | Common Stock | 3953 | <sup>(3)</sup> | D |  |
| Restricted Stock Unit | <sup>(9)</sup> | <sup>(9)</sup> | Common Stock | 3793 | <sup>(3)</sup> | D |  |

---

### Footnotes:

(1) The reporting person disclaims beneficial ownership of all securities held by spouse.

(2) The restricted stock units (RSUs) granted on February 8, 2023 vest 1/3 after 1 year from the grant date and 1/6 every 6 months thereafter until fully vested on the third anniversary of the grant date.

(3) Each restricted stock unit represents a contingent right to receive one share of Corning Incorporated common stock.

(4) Earned PSUs remain restricted until April 15, 2026, when they vest and convert to common stock, subject to service-based vesting requirement.

(5) Each performance share unit represents a contingent right to receive one share of Corning Incorporated common stock.

(6) Earned PSUs remain restricted until April 15, 2027, when they vest and convert to common stock, subject to service-based vesting requirement.

(7) The restricted stock units (RSUs) vest 100% on April 15, 2027. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

(8) The restricted stock units (RSUs) vest 100% on April 14, 2028. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

(9) The restricted stock units (RSUs) vest 100% on April 15, 2026. Events such as retirement, death, disability, and others specified in the agreement may result in vesting prior to the vesting date.

**Signature:** Melissa J. Gambol, Power of Attorney  
**Date:** 2025-11-24

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**