Transaction · 0000024741-26-000259

Gullo Michelle L

Gullo Michelle L, SVP, CHRO, reported an open-market or private sale at CORNING INC NY involving 9874.000000 shares for an estimated $1503713.43. Reported holdings after the transaction were 9384.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SSVP, CHRO
GLWCORNING INC NY
Trade date
Sep 04, 2026
Filing date
Sep 08, 2026
View on SEC Insider profile
Estimated value-$1.50MShares × reported price
Shares traded9.87k$152.29 per share
Holdings after9.38kDirect
% of reported position traded51.27%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 19,258 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

GLW price since this filing

Daily closing prices, with the filing date and available return windows
GLW · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -5.6%1w ago -11.1%1d ago -11.1%
Returns since7d -13.5%30d -1.6%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0000024741-26-000259
Common Stock
Transaction date
Sep 04, 2026
Filed Sep 08, 2026, 08:00 PM · 4d delay
Shares
9,874 sh
$152.29 per share
Estimated value
-$1.50M
Computed from shares × price
Holdings after
9,384 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership Large Holdings Reduction Large Sale
Filing-only score

+6 points

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Senior Vice President & CHRO

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $151.9935 to $152.55 inclusive. The reporting person undertakes to pr…

Original filing · 0000024741-26-000259
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