Insider trade

CEO sold ~$21.4M of GLW shares in the open market

Traded Feb 26, 2026 · Filed Feb 28, 2026

Corning Inc.GLW

~$21.4M
Reported value · 138K sh @ $155.3721: 751K
Holds after · shares reported: +6.7%
stock since the trade · S&P 500 +10.8%, $150.30 → $160.42 on Oct 1

Why it stands out

The boss of Corning Inc. sold $21.4M of Corning Inc. shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Feb 26, 2026
Reporting period: Not applicable
Filed with the SEC: Feb 28, 2026

CEO$1M+

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$21,365,839

Shares × reported transaction price

Timing vs results

29 days after results of Jan 28, 2026, 61 days before results of Apr 28, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $150.30 on Feb 26, 2026, 285% above its 52-week low and 6% below its high, after a 67% rise over the previous 30 trading days

52-week range $39.07 (Apr 4, 2025) to $160.43 (Feb 25, 2026), 92% of the way up, from 251 adjusted closes. 30 trading days earlier: $89.88 on Jan 13, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	-18.3%	-1.2%	-17.1%
30 days	-9.8%	-4.5%	-5.3%
90 days	+11.9%	+10.5%	+1.4%
180 days	-5.8%	+11.8%	-17.5%

Past results only. Not a forecast.

Source receipt

Record ID: 0000024741-26-000135
Filed / recorded: Feb 28, 2026, 2:00 AM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: CORNING INC /NY
Issuer CIK: 24741
Ticker: GLW
Reporting person: Wendell P Weeks
Relationship: Director, Officer
Officer title: Chairman, CEO and President
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Feb 26, 2026
Transaction code: S
Shares / units: 137,514
Price per share: $155.3721
Acquired / disposed: Disposed (D)
Shares owned after: 750,585
Ownership form: Direct
Amendment: No

Footnotes from the filing

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $154.45 to $157.17, 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 this footnote.

Around the same time

7mo ago

17KShares

Gift or transfer — classified separately from trades.

Why it stands out Official record

7mo ago

138KShares · @ $27.00

Derivative exercise or conversion — not an open-market buy.

Why it stands out Official record

7mo ago

138KDerivative units

Derivative exercise or conversion — not an open-market buy.

Why it stands out Official record