Welcome to our dedicated page for Corning SEC filings (Ticker: GLW), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Corning Incorporated filings document the reporting framework for a New York materials-science company with NYSE-listed common stock and exchange-listed notes. Recent Form 8-K reports cover operating results, Regulation FD investor communications, segment-reporting changes, capital-market matters, and unregistered equity securities issued in connection with a commercial technology partnership.
Proxy and annual-meeting disclosures cover board elections, shareholder voting results, executive compensation, governance practices, and audit matters. Corning’s filings also describe how the company organizes businesses such as Glass Innovations, Solar, optical communications, life sciences, and other operations for financial reporting and resource allocation.
Corning Inc. executive vice president and CFO Edward A. Schlesinger reported an option exercise and share sale. On January 29, 2026, he exercised 8,925 stock options at $19.65 per share, receiving the same number of Corning common shares.
That same day, he sold 21,104 common shares at a weighted average price of $104.5454, with individual trades ranging from $104.06 to $105.04. After these transactions, he directly owns 54,780 Corning common shares and holds no remaining options from this grant.
Edward Schlesinger has filed a Form 144 to sell up to 21,104 common shares of GLW through UBS Financial Services Inc. on or about 01/29/2026 on the NYSE, with an aggregate market value of $2,206,301.80. These shares come from a 01/29/2026 stock option exercise for 8,925 shares and a 04/15/2025 performance stock release for 12,179 shares, both from the issuer. Over the prior three months, Schlesinger sold 20,893 common shares for gross proceeds of $1,906,461.
Corning Incorporated filed a current report to make its fourth-quarter and full-year financial results available to investors. The company states that a press release dated January 28, 2026, covering results for the quarter ended December 31, 2025, is attached as Exhibit 99.
The report clarifies that this earnings information is being furnished, not filed, under securities law, which affects how it is treated for legal liability and incorporation into other regulatory documents.
Corning Incorporated senior vice president reported updates to equity holdings following the settlement of stock-based awards. On January 15, 2026, multiple restricted stock unit and performance share unit awards were converted to common stock at an exercise price of $0 per share. In connection with these events, 1,990 shares of common stock were withheld at a price of $93.49 per share to cover tax obligations.
After these transactions, the reporting person directly owned 32,772 shares of Corning common stock. The derivative table shows remaining holdings in restricted stock units and performance share units that continue to vest on future dates, including awards scheduled to vest in 2026, 2027, and 2028. The amendment clarifies the tax withholding shares that were inadvertently omitted from the original filing dated January 20, 2026.
Corning Inc. senior vice president Jordana Daryl Kammerud reported administrative equity changes in company stock. On January 15, 2026, Kammerud forfeited 12,136 shares of restricted stock pursuant to a July 10, 2023 agreement. On the same date, 4,666 shares of common stock were withheld at $93.49 per share to cover Kammerud's tax withholding obligations upon the vesting of restricted stock. After these transactions, Kammerud directly beneficially owned 32,772 shares of Corning common stock.
Corning Incorporated senior vice president and general manager of Optical Communications reported routine equity activity in company stock. On January 2, 2026, the officer acquired 612 shares of Corning common stock at an exercise price of $0 through the vesting and settlement of restricted stock units, then disposed of 612 shares at $90.67, likely to cover related obligations, leaving 34,966 shares held directly.
The officer continues to hold multiple unvested restricted stock unit (RSU) awards, each convertible into one share of common stock. These include RSUs originally granted on February 8, 2023 that vest over three years, as well as RSUs scheduled to vest 100% on April 15, 2026, April 15, 2027, and April 14, 2028, subject to terms such as potential earlier vesting upon retirement, death, or disability.
Corning Incorporated’s Executive Vice President and CFO reported routine equity award activity. On 01/02/2026, 1,035 shares of common stock were acquired at an exercise price of $0 from restricted stock units, and 1,035 shares were disposed of at $90.67, typically indicating shares withheld to cover obligations. After these transactions, the officer directly owned 66,959 shares of common stock.
The reporting person also held restricted stock units representing the right to receive common stock in the future, including 21,888 RSUs vesting 100% on April 15, 2027, 19,088 RSUs vesting 100% on April 15, 2026, and additional RSUs vesting 100% on April 14, 2028. Certain events such as retirement, death, or disability may cause these RSUs to vest earlier than the stated dates.
Corning Incorporated officer reports stock and RSU transactions. A Corning Inc. (GLW) vice chairman, executive vice president and chief legal and administrative officer reported transactions dated 01/02/2026. The reporting person acquired 1,097 shares of common stock at an exercise price of $0 through the vesting or settlement of restricted stock units, then disposed of 1,097 shares at $90.67, typically reflecting shares withheld or sold to cover taxes or related obligations. After these transactions, the officer directly owned 17,575 shares of common stock.
In addition, the filing shows outstanding restricted stock units that each represent a right to receive one share of Corning common stock. RSU blocks of 33,414 and 31,109 shares vest 100% on April 15, 2027 and April 15, 2026, respectively, and another RSU block of 26,077 shares vests 100% on April 14, 2028, subject to earlier vesting in certain events such as retirement, death, or disability.
Corning Incorporated’s Senior Vice President and Chief Technology Officer reported routine equity transactions in company stock. On 01/02/2026, the executive exercised 685 restricted stock units into common shares at an exercise price of $0, then had 685 shares disposed of at $90.67, consistent with shares being withheld or sold to cover obligations. After these transactions, the executive directly owned 86,072 shares of common stock and held an additional 2,596.5602 units indirectly as trustee under an employee benefit plan as of December 31, 2025.
The filing also shows several outstanding restricted stock unit awards, including 2,641, 16,570, 15,355, and 14,631 RSUs, each representing one share of common stock upon vesting, with vesting schedules extending through April 14, 2028.
Corning Incorporated Senior Vice President & CHRO reported routine equity compensation activity involving common stock and restricted stock units. On 01/02/2026, 283 shares of common stock were acquired at $0 through the vesting of restricted stock units and 283 shares were disposed of at $90.67, typically reflecting shares withheld to cover obligations. Following these transactions, the executive directly held 36,000 shares of Corning common stock, with an additional 44 shares indirectly held by a spouse, for which beneficial ownership is disclaimed.
The filing also lists multiple restricted stock unit awards, including 918 RSUs and 4,378 and 3,793 RSUs that vest 100% on future dates, as well as grants that vest over time through April 14, 2028. These RSUs each represent the right to receive one share of Corning common stock as they vest, subject to conditions such as continued service and certain events described in the award agreements.