Ronald L. Verkleeren serves as Executive at CORNING INC /NY, where they oversee executive responsibilities. Since joining the company, Ronald L. Verkleeren has executed 33 insider transactions totaling $2.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 19, 2025 involved gifting 2,000 shares valued at $0.
Ronald L. Verkleeren currently holds 32,500 shares of CORNING INC /NY (GLW), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Ronald L. Verkleeren has been a net seller of GLW stock. They have purchased $0 and sold $2.0M worth of shares.
Ronald L. Verkleeren's most recent insider trade was on Dec 19, 2025, when they sold 2,000 shares at $0.00 per share.
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| $94.69 |
| Discretionary |
| Nov 21, 2025 | GLW | $0 | Option Exercise | 663 | $N/A | Discretionary |
| Nov 21, 2025 | GLW | $229.1K | Payment | 2,883 | $79.46 | Discretionary |
| Nov 21, 2025 | GLW | $0 | Option Exercise | 689 | $N/A | Discretionary |
| Nov 21, 2025 | GLW | $0 | Option Exercise | 737 | $N/A | Discretionary |
| Nov 21, 2025 | GLW | $0 | Option Exercise | 794 | $N/A | Discretionary |
| Aug 8, 2024 | GLW | $77.2K | Payment | 2,000 | $38.61 | Discretionary |
| Aug 8, 2024 | GLW | $0 | Option Exercise | 1,441 | $N/A | Discretionary |
| Aug 8, 2024 | GLW | $0 | Option Exercise | 2,475 | $N/A | Discretionary |
| Apr 15, 2024 | GLW | $0 | Option Exercise | 9,548 | $N/A | Discretionary |
| Apr 15, 2024 | GLW | $0 | Option Exercise | 13,652 | $N/A | Discretionary |
| Apr 15, 2024 | GLW | $312.4K | Payment | 9,983 | $31.29 | Discretionary |
| Feb 8, 2024 | GLW | $0 | Option Exercise | 4,951 | $N/A | Discretionary |
| Feb 8, 2024 | GLW | $0 | Option Exercise | 2,880 | $N/A | Discretionary |
| Feb 8, 2024 | GLW | $94.6K | Payment | 2,982 | $31.73 | Discretionary |
| May 15, 2023 | GLW | $54.8K | Payment | 1,758 | $31.20 | Discretionary |
| May 15, 2023 | GLW | $0 | Option Exercise | 508 | $N/A | Discretionary |
| May 15, 2023 | GLW | $0 | Option Exercise | 2,934 | $N/A | Discretionary |
| Apr 14, 2023 | GLW | $622.4K | Payment | 17,894 | $34.78 | Discretionary |
| Apr 14, 2023 | GLW | $0 | Option Exercise | 3,319 | $N/A | Discretionary |
| Apr 14, 2023 | GLW | $0 | Option Exercise | 8,634 | $N/A | Discretionary |
| Apr 14, 2023 | GLW | $0 | Option Exercise | 26,624 | $N/A | Discretionary |
| May 16, 2022 | GLW | $61.9K | Payment | 1,758 | $35.20 | Discretionary |
| May 16, 2022 | GLW | $0 | Option Exercise | 2,934 | $N/A | Discretionary |
| May 16, 2022 | GLW | $0 | Option Exercise | 508 | $N/A | Discretionary |
| Apr 18, 2022 | GLW | $0 | Option Exercise | 4,054 | $N/A | Discretionary |
| Apr 18, 2022 | GLW | $70.1K | Payment | 2,070 | $33.87 | Discretionary |
| May 17, 2021 | GLW | $51.7K | Payment | 1,170 | $44.19 | Discretionary |
| May 17, 2021 | GLW | $0 | Option Exercise | 2,934 | $N/A | Discretionary |