CORNING INC /NY·4

Jan 29, 4:06 PM ET

Schlesinger Edward A 4

4 · CORNING INC /NY · Filed Jan 29, 2026

Research Summary

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Corning (GLW) CFO Edward Schlesinger Sells 21,104 Shares

What Happened Edward A. Schlesinger, Executive Vice President and Chief Financial Officer of Corning Incorporated (GLW), exercised stock options and sold shares on January 29, 2026. He exercised 8,925 option shares at an exercise price of $19.65 (cost $175,376) and completed an open-market sale of 21,104 shares at a weighted average price of $104.55 for gross proceeds of approximately $2,206,326. The filing also reports a derivative conversion/disposition of 8,925 shares at $0.00 in connection with the exercise.

Key Details

  • Transaction date: 2026-01-29.
  • Option exercise: 8,925 shares acquired @ $19.65 each; total cash paid ~$175,376.
  • Open-market sale: 21,104 shares sold @ weighted avg $104.55; total proceeds ~$2,206,326. (Sale prices ranged from $104.06 to $105.04 per footnote.)
  • Derivative entry: 8,925 shares reported as disposed at $0.00 (reflects option conversion/exercise reporting).
  • Shares owned after the transactions: not specified in this filing.
  • Footnotes: F1 notes the weighted-average sale price and provides the sale price range; F2 notes early vesting approval of certain options granted May 15, 2020.
  • Filing timeliness: transaction and report dated the same day (no late filing indicated).

Context

  • Code M indicates exercise or conversion of a derivative instrument (stock options). The filing shows an exercise and a contemporaneous sale, which is common when insiders exercise options and sell shares to cover costs or diversify; the filing itself does not state the insider’s motivation.
  • Footnote F2 explains these options relate to awards granted in 2020 with earlier partial vesting approved in December 2020.

Insider Transaction Report

Form 4
Period: 2026-01-29
Schlesinger Edward A
Exec. Vice President and CFO
Transactions
  • Exercise/Conversion

    Common Stock

    2026-01-29$19.65/sh+8,925$175,37675,884 total
  • Sale

    Common Stock

    [F1]
    2026-01-29$104.55/sh21,104$2,206,32654,780 total
  • Exercise/Conversion

    Stock Options (Right to Buy)

    [F2]
    2026-01-298,9250 total
    Exercise: $19.65Exp: 2030-05-15Common Stock (8,925 underlying)
Footnotes (2)
  • [F1]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.06 to $105.04, inclusive. The reporting person undertakes to provide to Corning Incorporated, any security holder of Corning Incorporated, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth previously in the footnote.
  • [F2]On December 2, 2020, the Compensation Committee approved the early vesting of one half of the stock options granted on May 15, 2020. The remaining stock options vested ratably over three years from the grand date.
Signature
Melissa J. Gambol, Power of Attorney|2026-01-29

Documents

1 file
  • 4
    form4.xmlPrimary

    PRIMARY DOCUMENT