Every Form 4 that Corning (GLW) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow GLW and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full GLW filings page.
CORNING INC /NY (GLW) reported that Senior Vice President & CHRO Michelle L. Gullo sold 9,874 shares of common stock on September 4, 2026 in a sale characterized as an open market or private transaction at a weighted average price of $152.2902 per share, with individual trades ranging from $151.9935 to $152.55. Following this transaction, she directly holds 9,384 shares of Corning common stock, and no Rule 10b5-1 trading plan is reported.
CORNING INC /NY (GLW) reported that Lewis A. Steverson, its Vice Chairman, EVP and CLAO, sold 13,100 shares of Common Stock on 2026-08-28 in a sale described as an open market or private transaction at a weighted average price of $151.29 per share, with individual trade prices ranging from $150.84 to $151.80. Following this transaction, Steverson directly owns 15,052 shares of Corning common stock.
Corning Inc. director Kevin J. Martin reported updated equity holdings. On the reported date, he received a grant of 137 restricted stock units as part of his annual equity retainer, each representing one future share of common stock. After these entries, he directly holds 31,506 Corning common shares and multiple deferred RSU awards, including one block tied to 52,853 underlying shares, which will convert to stock at future dates or upon his termination of service as a director.
Corning Inc. director Roger W. Ferguson Jr. reported updated equity holdings. He received a grant of 161 restricted stock units (RSUs) as a grant or award, representing a contingent right to receive the same number of Corning common shares.
After this grant, he directly holds 6,938 shares of common stock and RSUs tied to 27,644 and 923 underlying common shares. The footnotes state that RSU conversion and share distribution are deferred until a specific date elected by the participant or until his service as a Corning director ends.
Corning Incorporated director Robert F. Cummings Jr reported an update to his equity holdings. On June 30, 2026, he received a grant of 161 restricted stock units (RSUs), each representing a contingent right to one share of Corning common stock.
Following the filing, he directly holds 151,199 shares of common stock. He also holds multiple RSU awards, including positions covering 52,853, 1,841, and 1,059 underlying shares. Conversion and distribution of these RSUs into common stock are deferred until a date he elects or his termination of service as a Corning director under the company’s non-employee director plans.
Corning Inc. director Stephanie Burns reported a new equity grant, not an open-market trade. On June 30, 2026, she received 161 restricted stock units (RSUs) as part of her annual equity retainer, each representing a contingent right to one Corning common share. Conversion and distribution of these RSUs are deferred until a date she elected or until her service as a Corning director ends. Following this filing, she holds 56,888 common shares directly and 107 common shares indirectly through a trust, along with multiple outstanding RSU awards.
Corning Inc. Senior Vice President & CHRO Michelle L. Gullo reported a tax-related share disposition in company stock. On the reported date, 18,378 shares of Corning common stock were withheld to cover her tax withholding obligations when restricted stock vested, rather than being sold on the open market.
Following this tax-withholding event, she directly holds 19,258 shares of Corning common stock.
Corning Inc. Chairman, CEO and President Wendell P. Weeks reported an exercise-and-sell stock transaction. On June 9, 2026, he exercised 100,000 Stock Options (Right to Buy) for Common Stock at $27.03 per share and acquired 100,000 shares.
On the same date, he sold 100,000 Corning Common Stock shares in an open-market transaction at a weighted average price of $186.4607 per share, leaving 908,353 shares held directly. The filing also shows 49,849 stock options remaining after the exercise, units equivalent to 11,762.8652 shares in a 401(k) unitized stock fund, and additional indirect holdings reported as held by his spouse, for which he disclaims beneficial ownership.
Corning SVP and Chief Technology Officer Jaymin Amin reported option exercises and share sales. On May 22, 2026, he exercised stock options for 7,917 shares of Corning common stock at $27.00 per share and converted them into common shares.
On the same date, he sold 27,395 common shares in an open-market transaction at a weighted average price of $192.1386 per share, with individual trades ranging from $191.805 to $192.49. Following these transactions, he directly holds 94,400 common shares and has an additional 2,602.1453 units indirectly through a unitized stock fund in the company’s 401(k) retirement plan as of April 30, 2026.
Corning Inc. Executive Vice President & COO Avery H. Nelson III reported an open-market sale of 20,000 shares of Corning common stock on May 15, 2026 at $195.93 per share. Following this sale, he directly holds 70,059 shares and indirectly holds 3,847.9401 units in a unitized Corning stock fund through the company’s 401(k) plan as of April 30, 2026.
Corning Incorporated senior vice president Fang Li exercised stock appreciation rights linked to common stock. On May 14, 2026, Li exercised rights covering 8,725 shares of common stock at a base amount of $19.65 per share, resulting in 8,725 common shares reported as directly owned after the transaction. The filing shows the corresponding derivative position in 8,725 stock appreciation rights going to zero following the exercise, indicating this was a compensation-related derivative conversion rather than an open-market purchase or sale.
Corning Inc. senior vice president Ronald L. Verkleeren sold 10,000 shares of common stock in an open-market transaction. The weighted average sale price was $207.7708 per share, with individual trades between $207.50 and $207.95. After the sale, he directly holds 48,143 shares.
Corning Inc. senior vice president Stefan Becker reported a charitable stock gift. He transferred 126 shares of Corning common stock as a bona fide gift to a non-profit charitable organization, with no sale proceeds involved. Following the gift, he directly holds 7,137 Corning shares.
Corning Inc. senior vice president and general counsel Michaune D. Tillman reported an open-market sale of company stock. On May 11, 2026, Tillman sold 3,260 shares of Corning common stock at a weighted average price of $207.0152 per share, with individual trades ranging from $207.00 to $207.05. Following this transaction, Tillman directly holds 10,174 shares of Corning common stock.
Corning Inc. Senior Vice President & CDIO Soumya Seetharam sold 20,000 shares of Common Stock in open-market transactions. The trades occurred on May 11, 2026 at a weighted average price of $206.2323 per share, with individual prices ranging from $205.84 to $206.75. Following these sales, Seetharam directly holds 25,570 Corning shares.
Corning Incorporated executive John Z. Zhang reported an open-market sale of 10,000 shares of common stock. The transactions occurred on May 11, 2026 at a weighted average price of $198.3383 per share, with individual trade prices ranging from $198.00 to $198.85. Following the sale, Zhang directly holds 5,138 Corning shares.
Corning Incorporated vice chairman Lewis A. Steverson sold 27,750 shares of Common Stock in an open-market transaction. The weighted average sale price was $196.0574 per share, with individual trades ranging from $195.34 to $197.11. After this sale, he directly holds 28,152 Corning shares.
Corning Inc. senior executive Michelle L. Gullo reported an open-market sale of company stock. On May 8, 2026, the Senior Vice President & CHRO sold 5,315 shares of Corning common stock in a non-derivative, open-market transaction at a weighted average price of $189.029 per share. After this sale, she directly holds 37,636 shares of Corning stock. The shares were sold in multiple trades at prices ranging from $188.94 to $189.17.
Corning Inc. senior vice president of finance and corporate controller Stefan Becker executed an open-market sale of 21,000 shares of Corning common stock on May 8, 2026 at $188.08 per share. Following this transaction, he directly holds 7,263 shares of common stock.
Corning Inc. executive vice president and CFO Edward A. Schlesinger sold 22,562 shares of Corning common stock in an open‑market transaction. The weighted average sale price was reported as $186.076 per share, with individual trades executed between $185.00 and $187.15 per share.
After this sale, Schlesinger directly holds 65,264 Corning shares. The filing notes that the price is a weighted average and that detailed breakdowns of the number of shares sold at each specific price within the stated range are available upon request.
Corning Inc. executive John Z. Zhang, Executive Vice President & CCDO, reported an open-market sale of 15,000 shares of Corning common stock on May 6, 2026. The weighted average sale price was $184.6656 per share, with individual trades ranging from $184.51 to $184.82. After this transaction, Zhang directly holds 15,138 shares of Corning common stock.
Corning Inc. senior vice president and general counsel Michaune D. Tillman reported a routine tax-related share disposition. On the vesting of restricted stock, 2,946 shares of common stock were withheld to cover tax withholding obligations, leaving 13,434 shares of common stock held directly after the transaction.
Corning executive Stefan Becker, SVP Finance & Corporate Controller, on 29 April 2026 converted 2,795 restricted and performance share units into an equal number of common shares at $0.0000 per share, then had 2,795 shares withheld in a tax-withholding disposition. After these transactions he directly holds 28,263 common shares, along with 31,750 restricted stock units and 31,263 performance share units. These transactions are identified as not executed under a Rule 10b5-1 trading plan.
Corning Inc. senior vice president Michael Paul O'Day, SVP and GM of Optical Communications, reported a routine share disposition related to taxes. On the vesting of restricted stock, 3,496 shares of common stock were withheld to cover his tax withholding obligations. After this tax-withholding event, O'Day directly holds 39,122 shares of Corning common stock, showing he retains a meaningful equity stake. The transaction was not an open-market sale but an automatic share withholding to satisfy taxes.
Corning Inc. Chairman, CEO and President Wendell P. Weeks exercised derivative awards into common stock and had shares withheld for taxes. He converted 235,610 performance share units and 104,474 restricted stock units into an equal number of common shares. To cover tax obligations, 165,622 common shares were disposed of at $168.27 per share, a tax-withholding transaction rather than an open-market sale. Following these moves, he directly holds 908,353 common shares, along with additional indirect positions reported for his spouse and employee benefit plans.
Corning Incorporated executive John Z. Zhang, Exec. Vice President & CCDO, exercised equity awards that converted into common stock and triggered a tax share withholding. On April 15, 2026, he exercised performance share units and restricted stock units covering 61,571 shares of common stock in total, reflected as derivative exercises.
Following these exercises, 31,433 common shares were withheld in a tax-withholding disposition at an indicated price of $168.27 per share, leaving Zhang with 30,138 common shares held directly after the reported transactions. He also continues to hold multiple performance share unit and restricted stock unit awards that remain subject to future service-based vesting on dates ranging from April 15, 2026 through April 16, 2029.
Corning Incorporated senior vice president Ronald L. Verkleeren reported equity compensation activity involving performance share units, restricted stock units, and common stock. On April 15, 2026, he exercised derivative awards, converting 32,571 performance share units and 14,332 restricted stock units into the same number of Corning common shares.
Following these conversions, a total of 22,843 common shares were disposed of to satisfy tax obligations through a tax-withholding disposition, not an open-market sale, at a reported price of $168.27 per share. After the transactions, he directly held 58,143 shares of Corning common stock.
The filing also shows remaining unvested equity awards. These include performance share units covering 24,543 and 8,145 underlying shares and restricted stock units covering 15,333, 11,612, and 4,056 underlying shares. Footnotes indicate these units vest between April 15, 2026 and April 16, 2029, subject to service-based vesting conditions and certain events such as retirement, death, or disability.
Corning Incorporated vice chairman Lewis A. Steverson exercised equity awards and increased his direct share holdings. On April 15, 2026, he converted 71,118 performance share units and 31,109 restricted stock units into the same number of Corning common shares at an exercise price of $0.00 per share.
To cover tax obligations, 49,786 common shares were withheld at $168.27 per share in a tax-withholding disposition, not an open-market sale. After these transactions, Steverson directly holds 55,902 common shares, along with significant remaining unvested performance and restricted stock units that vest between April 15, 2026 and April 16, 2029, subject to service-based vesting conditions.
Corning Incorporated Senior Vice President & CDIO Soumya Seetharam exercised equity awards and received additional common shares. On April 15, 2026, performance share units and restricted stock units covering 44,780 shares of common stock were converted into shares at a $0.00 exercise price.
Of these shares, 17,622 were withheld at $168.27 per share to cover tax obligations, a non-market disposition. Following these transactions, Seetharam directly held 45,570 shares of Corning common stock, along with remaining unvested performance and restricted stock units scheduled to vest between 2026 and 2029.
Corning Inc. Executive Vice President and CFO Edward A. Schlesinger reported equity award activity involving performance share units, restricted stock units, and common stock. On April 15, 2026, he exercised derivative awards covering 63,069 shares of common stock, converting performance share units and restricted stock units into common shares.
Of the resulting common stock, 30,715 shares were disposed of at $168.27 per share as a tax-withholding transaction rather than an open-market sale. After these transactions, he directly held 87,826 shares of common stock.
He also continues to hold unvested performance share units and restricted stock units with a zero exercise price, each representing a contingent right to receive one share of Corning common stock. Footnotes state that earned performance share units and restricted stock units generally vest between April 2026 and April 2029, subject to service-based vesting requirements and certain earlier-vesting events.
Corning SVP and GM of Optical Communications Michael Paul O'Day exercised equity awards and increased his direct common stock holdings. On April 15, 2026, he converted 14,092 performance share units and 6,244 restricted stock units into the same number of Corning common shares at a stated price of $0.00 per share.
To cover tax obligations, 8,410 common shares were withheld at $168.27 per share, a non‑market, tax-withholding disposition rather than an open-market sale. After these transactions, he directly holds 42,618 common shares. He also continues to hold multiple performance share unit and restricted stock unit awards that vest between April 2026 and April 2029, each representing a contingent right to receive one share of common stock upon service-based vesting.
Corning Incorporated Executive Vice President & COO Nelson Avery H III exercised equity awards and adjusted his holdings in company stock. On April 15, 2026, he exercised performance share units and restricted stock units to acquire 59,011 shares of common stock at an exercise price of $0.00 per share.
To cover tax obligations tied to these awards, 28,740 common shares were disposed of through a tax-withholding transaction at $168.27 per share, a non-market sale. Following these transactions, he holds 90,059 common shares directly and 3,847.9383 shares indirectly through a unitized stock fund in the company’s 401(k) plan as of March 31, 2026.
He also continues to hold unvested performance share units and restricted stock units representing additional shares of Corning common stock, with vesting dates in 2026, 2027, 2028, and 2029, subject to service-based vesting conditions and specified events such as retirement, death, or disability.
Corning Incorporated senior vice president Jordana Daryl Kammerud exercised stock-based awards and settled related taxes in shares. On April 15, 2026, she converted 12,845 performance share units and 5,670 restricted stock units into the same number of Corning common shares.
To cover tax obligations, 9,018 common shares were withheld at $168.27 per share. After these transactions, she directly held 12,269 common shares. She also continues to hold performance share units and restricted stock units that can convert into 20,559, 2,714, 9,923, and 3,804 underlying common shares, subject to service-based vesting through 2028.
Corning Senior Vice President & CHRO Michelle L. Gullo exercised equity awards and increased her direct common stock holdings. On April 15, 2026, she exercised performance share units and restricted stock units that together delivered 13,149 shares of Corning common stock. As part of the same event, 6,198 shares were withheld at a price of $168.27 per share to cover tax obligations, which is not an open-market sale. Following these transactions, she directly holds 42,951 shares of common stock. She also retains unvested performance and restricted stock units tied to Corning common stock that are scheduled to vest between April 2026 and April 2029, subject to service-based vesting conditions.
Corning SVP Stefan Becker, the company’s Finance and Corporate Controller, reported equity compensation activity involving performance share units (PSUs), restricted stock units (RSUs), and common stock. On April 15, 2026, he exercised 31,046 PSUs and 13,734 RSUs, converting them into the same number of Corning common shares at an exercise price of $0.00.
Following these conversions, 22,861 common shares were disposed of in a tax-withholding transaction at $168.27 per share, leaving Becker with 28,263 common shares held directly. The filing also shows remaining unvested PSUs and RSUs that each represent a contingent right to receive one share of common stock. According to the footnotes, these awards vest between April 15, 2026 and April 16, 2029, subject to service-based vesting and certain events such as retirement, death, or disability.
Corning Incorporated’s SVP and Chief Technology Officer Jaymin Amin exercised equity awards and adjusted his shareholdings. He converted 15,355 restricted stock units and 35,559 performance share units into the same number of shares of common stock. After these conversions and related entries, he held 113,878 common shares directly, plus 2,602.1433 shares indirectly through a 401(k) unitized stock fund.
To cover tax obligations tied to these awards, 24,796 common shares were withheld at a price of $168.27 per share, a non‑market, tax-withholding disposition rather than an open-market sale. Amin also continues to hold unvested performance and restricted stock units, including blocks tied to service-based vesting dates in April 2027, April 2028, and April 2029.
WEEKS WENDELL P reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated Chairman, CEO and President Wendell P. Weeks received a grant of 30,868 Restricted Stock Units (RSUs) on Common Stock, reported as a compensation-related award. Each RSU represents a contingent right to receive one Corning common share.
After this award, he directly holds 733,891 shares of Common Stock and multiple RSU positions, including 111,863, 86,634 and 104,474 underlying shares. Footnotes state that certain RSU awards vest 100% on April 15, 2026, April 15, 2027, April 14, 2028 and April 16, 2029, subject to conditions such as retirement, death or disability. Additional shares are held indirectly through his spouse and employee benefit plans, with beneficial ownership of spouse-held shares disclaimed.
Zhang John Z reported acquisition or exercise transactions in this Form 4 filing.
Corning Inc. executive vice president John Z. Zhang received a grant of 9,692 restricted stock units (RSUs) tied to Corning common stock. Each RSU represents a contingent right to receive one share of common stock as part of his equity compensation.
The new RSU award vests 100% on April 16, 2029, although events such as retirement, death, disability, or others specified in the agreement could cause earlier vesting. Zhang also holds other outstanding RSU awards, including positions covering 22,498, 24,374, and 18,884 underlying shares. The filing shows no open‑market purchases or sales, only compensation-related equity grants and existing holdings.
Corning Incorporated senior vice president Ronald L. Verkleeren received a grant of 4,056 restricted stock units (RSUs) on common stock. The award is classified as a grant or other acquisition at an exercise price of $0.00 per unit and is held directly.
Each RSU represents a contingent right to receive one share of Corning common stock. Footnotes describe RSU awards that vest 100% on April 15, 2026, April 15, 2027, April 14, 2028, and April 16, 2029, with earlier vesting possible upon events such as retirement, death, or disability.
TILLMAN MICHAUNE D reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated reported that SVP and General Counsel MicHaune D. Tillman received a grant of 3,477 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Corning common stock, functioning as equity-based compensation rather than an open-market stock purchase or sale.
The filing also shows Tillman’s updated equity position. He now directly holds 16,380 shares of common stock, along with RSU awards tied to 12,397 and 9,881 underlying common shares. Footnotes state these RSUs vest 100% on specified future dates in 2027, 2028, and 2029, with certain events potentially triggering earlier vesting.
Seetharam Soumya reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated Senior Vice President & CDIO Soumya Seetharam received a grant of 4,056 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Corning common stock, reflecting compensation rather than an open‑market share purchase or sale.
The filing also lists existing equity holdings, including 18,412 shares of common stock held directly and several RSU awards tied to 14,692, 12,187, and 13,734 underlying shares of common stock. Footnotes state that these RSUs vest 100% on specific future dates, with vesting schedules running through April 2029 and potential accelerated vesting on events such as retirement, death, or disability.
Schlesinger Edward A reported acquisition or exercise transactions in this Form 4 filing.
Corning Inc. executive vice president and CFO Edward A. Schlesinger received a grant of 10,114 restricted stock units (RSUs), each representing a right to one share of Corning common stock. The award was recorded at a price of $0.00 per unit as a compensation grant, not a market purchase.
Following this award, he directly holds multiple RSU grants tied to Corning common stock, as well as 55,472 shares of common stock. Footnotes state that RSUs vest 100% on specified future April dates, with possible earlier vesting upon events such as retirement, death, or disability.
O'Day Michael Paul reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated senior vice president and Optical Communications general manager Michael Paul O'Day received a grant of 6,532 restricted stock units (RSUs), each representing a contingent right to one share of Corning common stock. This is a compensation-related award, not an open-market purchase or sale.
Following the award, O'Day reports direct ownership of 30,692 shares of common stock and multiple outstanding RSU awards covering 6,460, 14,704, and 6,244 underlying shares. The RSUs are scheduled to vest 100% on various future April dates as described in the agreements, with certain events such as retirement, death, or disability potentially triggering earlier vesting.
Nelson Avery H III reported acquisition or exercise transactions in this Form 4 filing.
Corning Executive Vice President & COO Avery H. Nelson III received a grant of 9,692 restricted stock units on April 1, 2026. Each restricted stock unit represents a contingent right to receive one share of Corning common stock. These RSUs vest 100% on April 16, 2029, subject to earlier vesting under certain events described in the award agreement. After this grant, Nelson also reports direct holdings of common stock and additional RSU awards, along with indirect common stock held through a unitized stock fund in the company’s 401(k) plan.
Gullo Michelle L reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated Senior Vice President & CHRO Michelle L. Gullo received a grant of 2,845 restricted stock units (RSUs) on April 1, 2026. Each RSU represents a contingent right to receive one share of Corning common stock.
Following the reported transactions, she directly holds 36,000 shares of common stock and multiple RSU awards covering 4,378, 3,670, and 3,793 underlying shares. The RSUs vest 100% on various dates in 2026, 2027, 2028, and 2029, with certain events such as retirement, death, or disability potentially causing earlier vesting.
STEVERSON LEWIS A reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated vice chairman and executive Lewis A. Steverson received a grant of 10,114 restricted stock units (RSUs) on Common Stock on April 1, 2026. Each RSU represents a contingent right to receive one Corning share, with this new award vesting 100% on April 16, 2029, subject to provisions such as retirement, death, or disability in the grant agreement. In addition to this grant, he holds other RSU awards tied to 33,414, 26,077, and 31,109 underlying Common shares, as well as 3,461 shares of Common Stock held directly.
Becker Stefan reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated senior vice president Stefan Becker received a grant of 4,846 restricted stock units (RSUs) on April 1, 2026. Each RSU represents a contingent right to receive one share of Corning common stock, with this new award vesting 100% on April 16, 2029, subject to standard conditions.
Following the reported transactions, Becker directly holds 6,344 shares of Corning common stock and multiple RSU awards scheduled to vest in 2026, 2027, 2028, and 2029, providing ongoing equity-based compensation tied to the company’s future performance.
Amin Jaymin reported acquisition or exercise transactions in this Form 4 filing.
Corning Incorporated Senior Vice President and Chief Technology Officer Jaymin Amin received a grant of 5,689 restricted stock units on April 1, 2026. Each unit represents a contingent right to receive one share of Corning common stock and carries no purchase price.
The newly granted RSUs vest 100% on April 16, 2029, subject to earlier vesting upon events such as retirement, death, or disability as described in the award agreement. In addition, Amin holds other RSU awards covering 16,570, 14,631, and 15,355 underlying shares of common stock, all held directly.
Separately from the RSUs, Amin holds 87,760 shares of Corning common stock directly and 2,602.1433 shares indirectly through units in a unitized stock fund in the company’s 401(k) retirement plan as of March 31, 2026.
Corning Inc. director Kevin J. Martin received a grant of 257 restricted stock units (RSUs) on Corning common stock as compensation. Each RSU represents a contingent right to receive one Corning share, with conversion and distribution deferred until a date elected by Martin or his termination as a director.
Following this award, one RSU holding line shows 20,097 underlying shares. Separate deferred RSU holdings cover 888, 1,544, and 52,853 underlying shares, and Martin also directly holds 31,506 shares of Corning common stock. This filing reflects routine equity-based director compensation rather than any open‑market purchase or sale.
Corning Inc. director Roger W. Ferguson Jr. received a grant of 303 restricted stock units (RSUs) on March 31, 2026 as part of his annual equity retainer. Each RSU represents a contingent right to receive one share of Corning common stock, with conversion and distribution deferred until a date he elects or his service as a director ends. Following the award, he is shown with 16,561 RSUs tied to common stock and 6,938 shares of common stock held directly, indicating this is a routine compensation-related equity grant rather than an open-market trade.