Corning Incorporated
US ˙ NYSE ˙ US2193501051

SecurityGLW / Corning Incorporated
InsiderRonald L Verkleeren
This page shows the track record and history of Verkleeren Ronald L insider trades in Corning Incorporated. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Ronald L Verkleeren in GLW / Corning Incorporated. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

GLW / Corning Incorporated Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Ronald L Verkleeren in GLW / Corning Incorporated. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2025-06-11 20,000 50.5203 20,000 50.5203 1,010,406 2 49.6000 -18,406 -1.82

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

GLW / Corning Incorporated Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-08-12 2025-08-08 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 65.7700 -1,264 -83 55,500
2025-08-12 2025-08-08 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,476 56,764
2025-06-12 2025-06-11 4 Verkleeren Ronald L GLW Common Stock S - Sale D 50.5203 -20,000 -1,010 54,288
2025-04-17 2025-04-15 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 41.7800 -18,368 -767 74,288
2025-04-17 2025-04-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 14,439 92,656
2025-04-17 2025-04-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 21,539 78,217
2025-02-12 2025-02-10 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 53.0500 -893 -47 56,678
2025-02-12 2025-02-10 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,475 57,571
2024-12-19 2024-12-19 4 Verkleeren Ronald L GLW Common Stock G - Gift D -2,000 55,096
2024-08-12 2024-08-08 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 38.6100 -2,000 -77 57,096
2024-08-12 2024-08-08 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 1,441 59,096
2024-08-12 2024-08-08 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,475 57,655
2024-04-17 2024-04-15 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 31.2900 -9,983 -312 55,180
2024-04-17 2024-04-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 13,652 65,163
2024-04-17 2024-04-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 9,548 51,511
2024-02-12 2024-02-08 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 31.7300 -2,982 -95 41,963
2024-02-12 2024-02-08 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,880 44,945
2024-02-12 2024-02-08 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 4,951 42,065
2023-05-17 2023-05-15 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 31.2000 -1,758 -55 37,114
2023-05-17 2023-05-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 508 38,872
2023-05-17 2023-05-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,934 38,364
2023-04-18 2023-04-14 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 34.7800 -17,894 -622 35,430
2023-04-18 2023-04-14 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 3,319 53,324
2023-04-18 2023-04-14 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 8,634 50,005
2023-04-18 2023-04-14 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 26,624 41,371
2022-05-18 2022-05-16 4 Verkleeren Ronald L GLW Restricted Stock Unit M - Exercise D -508 508
2022-05-18 2022-05-16 4 Verkleeren Ronald L GLW Restricted Stock Unit M - Exercise D -2,934 2,934
2022-05-18 2022-05-16 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 35.2000 -1,758 -62 14,747
2022-05-18 2022-05-16 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 508 16,505
2022-05-18 2022-05-16 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,934 15,997
2022-04-20 2022-04-18 4 Verkleeren Ronald L GLW Restricted Stock Unit M - Exercise D -4,054 0
2022-04-20 2022-04-18 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 33.8700 -2,070 -70 13,063
2022-04-20 2022-04-18 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 4,054 15,133
2022-04-05 2022-04-01 4 Verkleeren Ronald L GLW Restricted Stock Unit A - Award D 14,439 14,439
2022-02-04 2022-02-02 4 Verkleeren Ronald L GLW Performance Share Unit A - Award D 7,518 7,518
2022-02-04 2022-02-02 4 Verkleeren Ronald L GLW Performance Share Unit A - Award D 9,412 19,147
2021-05-19 2021-05-17 4 Verkleeren Ronald L GLW Restricted Stock Unit M - Exercise D -509 1,016
2021-05-19 2021-05-17 4 Verkleeren Ronald L GLW Restricted Stock Unit M - Exercise D -2,934 5,868
2021-05-19 2021-05-17 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 44.1900 -1,170 -52 11,079
2021-05-19 2021-05-17 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 509 12,249
2021-05-19 2021-05-17 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 2,934 11,740
2021-04-19 2021-04-15 4 Verkleeren Ronald L GLW Restricted Stock Unit M - Exercise D -5,087 0
2021-04-19 2021-04-15 4 Verkleeren Ronald L GLW Common Stock F - Taxes D 45.9000 -1,729 -79 8,806
2021-04-19 2021-04-15 4 Verkleeren Ronald L GLW Common Stock M - Exercise D 5,087 10,535
2021-04-05 2021-04-01 4 Verkleeren Ronald L GLW Restricted Stock Unit A - Award D 9,548 9,548
2021-02-05 2021-02-03 4 Verkleeren Ronald L GLW Performance Share Unit A - Award D 9,735 9,735
2020-10-09 3 Verkleeren Ronald L GLW Common Stock D 5,448
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)