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Verkleeren Ronald L

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to Verkleeren Ronald L. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

GLW
Company Title Type Shares Price Value Date
GLW SVP Emerging Innovations Group Gift 2,000 — — Dec 19, 2025
GLW SVP Emerging Innovations Group Sale 21,000 $94.69 $1,988,490 Dec 10, 2025
GLW SVP Emerging Innovations Group Option Exercise 663 — — Nov 21, 2025
GLW SVP Emerging Innovations Group Tax Withholding 1,264 $65.77 $83,133 Aug 8, 2025
GLW SVP Emerging Innovations Group Sale 20,000 $50.52 $1,010,400 Jun 11, 2025
GLW SVP Emerging Innovations Group Tax Withholding 18,368 $41.78 $767,415 Apr 15, 2025
GLW SVP Emerging Innovations Group Tax Withholding 893 $53.05 $47,374 Feb 10, 2025
GLW SVP Emerging Innovations Group Gift 2,000 — — Dec 19, 2024
GLW SVP Emerging Innovations Group Tax Withholding 2,000 $38.61 $77,220 Aug 8, 2024
GLW SVP Emerging Innovations Group Option Exercise 9,548 — — Apr 15, 2024
GLW Senior VP & GM, Life Sciences Option Exercise 4,951 — — Feb 8, 2024
GLW Senior VP & GM, Life Sciences Tax Withholding 1,758 $31.20 $54,850 May 15, 2023
GLW Senior VP & GM, Life Sciences Tax Withholding 17,894 $34.78 $622,353 Apr 14, 2023
GLW Senior VP & GM, Life Sciences Tax Withholding 1,758 $35.20 $61,882 May 16, 2022
GLW Senior VP & GM, Life Sciences Option Exercise 4,054 — — Apr 18, 2022
GLW Senior VP & GM, Life Sciences Tax Withholding 1,170 $44.19 $51,702 May 17, 2021
GLW Senior VP & GM, Life Sciences Option Exercise 5,087 — — Apr 15, 2021