LYTIR

Company · GLW

Corning Incorporated

Name as listed on its exchange; filed with the SEC as CORNING INC /NY.

Nasdaq's symbol directory lists GLW on the New York Stock Exchange as “Corning Incorporated Common Stock”.

In the 12 months to Nov 8, 2026: insiders sold on 3 occasions ($22.1M); 2 planned-sale notices; 9 congressional trade disclosures; 4 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $0 in total; Insider sales: $22.1M in total.Jun: Insider sales $18.6MAug: Insider sales $2.0MSep: Insider sales $1.5MDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $0Insider sales below: $22.1M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. WEEKS WENDELL P, Chairman, CEO and President sold on 1 day latest Jun 9, 2026 sold $18.6M
  2. STEVERSON LEWIS A, Vice Chairman, EVP and CLAO sold on 1 day latest Aug 28, 2026 sold $2.0M
  3. Gullo Michelle L, Senior Vice President & CHRO sold on 1 day latest Sep 4, 2026 sold $1.5M
Every trade (3)
  1. SELLGullo Michelle L, Senior Vice President & CHRO sold Sep 4, 2026 9,874 shares filing $1.5M
  2. SELLSTEVERSON LEWIS A, Vice Chairman, EVP and CLAO sold Aug 28, 2026 13,100 shares filing $2.0M
  3. SELLWEEKS WENDELL P, Chairman, CEO and President sold Jun 9, 2026 100,000 shares filing $18.6M

Planned sales · SEC Form 144

Notice given

A Form 144 is filed before an insider sells restricted stock. It states an intent; the sale, if it happens, appears later on a Form 4. Every recent notice

  1. Michelle Gullo filed Sep 4, 2026 Officer 9,874 shares planned sale date 09/04/2026 filing $1.5M
  2. Lewis Steverson filed Aug 28, 2026 Officer 13,100 shares planned sale date 08/28/2026 filing $2.0M

Congress · STOCK Act

The Althing

Periodic transaction reports. Amounts are the ranges members report; the trade date is when it happened, the report can come up to 45 days later.

  1. Maria Elvira Salazar (R-FL27): Sale Sep 24, 2026 reported Oct 7, 2026 one of 42 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  2. Maria Elvira Salazar (R-FL27): Purchase Sep 8, 2026 reported Oct 7, 2026 one of 42 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  3. Maria Elvira Salazar (R-FL27): Purchase Sep 8, 2026 reported Oct 7, 2026 one of 42 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  4. Maria Elvira Salazar (R-FL27): Sale Sep 4, 2026 reported Oct 7, 2026 one of 42 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  5. Maria Elvira Salazar (R-FL27): Sale Sep 4, 2026 reported Oct 7, 2026 one of 42 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  6. Alan Armstrong (R-OK): Sale (Full) Mar 27, 2026 reported Jul 21, 2026 one of 703 trades the member reported that day Senate Stock $100,001 - $250,000
  7. Gilbert Cisneros (D-CA31): Purchase Mar 25, 2026 reported Apr 7, 2026 one of 141 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  8. Maria Elvira Salazar (R-FL27): Purchase Mar 19, 2026 reported Apr 21, 2026 one of 25 trades the member reported that day House Stocks (including ADRs) $15,001 - $50,000
  9. Maria Elvira Salazar (R-FL27): Purchase Mar 19, 2026 reported Apr 21, 2026 one of 25 trades the member reported that day House Stocks (including ADRs) $15,001 - $50,000

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition filing Oct 27, 2026
  2. Other events filing Sep 11, 2026
  3. Regulation FD disclosure filing Sep 4, 2026
  4. Results of operations and financial condition filing Jul 28, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.