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Home/Insiders/Verkleeren Ronald L

Verkleeren Ronald L

Insider

Insider
Total trades
26
Bought (open market)
$0
Sold (open market)
$4.1M
Tickers traded
1
Verkleeren Ronald L, Senior VP & GM of Life Sciences, has demonstrated a clear selling bias in his transactions involving Corning Incorporated (GLW), with no recorded purchases across 31 reported trades totaling $2.75 million in sales. His most significant transaction occurred on December 10, 2025, when he sold shares worth approximately $1.99 million—by far his largest disposition. More recent activity includes smaller sales, such as a $117,331 transaction on February 9, 2026, and a $141,061 sale on February 4, 2026, alongside multiple awards (coded "A") and option exercises (coded "M") with no reported value. The pattern suggests Verkleeren has consistently reduced his position in GLW over time, with sporadic but notable sales interspersed with equity awards. His transactions are concentrated solely in Corning, reflecting his executive role within the company. While some filings indicate stock awards or option exercises, the absence of open-market purchases and the repeated monetization of holdings point to a net divestment strategy. The dollar values of his sales vary, ranging from smaller dispositions like $47,374 in February 2025 to the multimillion-dollar exit in late 2025. The lack of buying activity reinforces a one-directional trend toward liquidation rather than accumulation.

AI-assisted summary

12-month activity

Monthly buy vs sell totals from Verkleeren Ronald L's Form 4 filings.

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
November 2025$0$05
December 2025$0$2M2
January 2026$0$02
February 2026$0$09
March 2026$0$00
April 2026$0$04
May 2026$0$2.1M1
June 2026$0$00
July 2026$0$00
August 2026$0$00
September 2026$0$00
October 2026$0$00

Recent trades

Most recent Form 4 filings by Verkleeren Ronald L.

  • Verkleeren Ronald Lsold10,000 shares ofGLWat $207.771$2.1MMay 13 · filed May 14Details
  • Verkleeren Ronald Ltax-withheld22,843 shares ofGLWat $168.27$3.8MApr 15 · filed Apr 16Details
  • Verkleeren Ronald Lexercised14,332 shares ofGLWat $0Apr 15 · filed Apr 16Details

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  • Verkleeren Ronald Lexercised32,571 shares ofGLWat $0Apr 15 · filed Apr 16Details
  • Verkleeren Ronald Lgranted4,056 shares ofGLWat $0Apr 1 · filed Apr 2Details
  • Verkleeren Ronald Ltax-withheld893 shares ofGLWat $131.39$117KFeb 9 · filed Feb 11Details
  • Verkleeren Ronald Lexercised2,476 shares ofGLWat $0Feb 9 · filed Feb 11Details
  • Verkleeren Ronald Lgranted11,137 shares ofGLWat $0Feb 4 · filed Feb 6Details
  • Verkleeren Ronald Lexercised300 shares ofGLWat $0Feb 4 · filed Feb 6Details
  • Verkleeren Ronald Lexercised395 shares ofGLWat $0Feb 4 · filed Feb 6Details
  • Verkleeren Ronald Lexercised591 shares ofGLWat $0Feb 4 · filed Feb 6Details
  • Verkleeren Ronald Ltax-withheld1,286 shares ofGLWat $109.69$141KFeb 4 · filed Feb 6Details
  • Verkleeren Ronald Lgranted8,445 shares ofGLWat $0Feb 4 · filed Feb 6Details
  • Verkleeren Ronald Lgranted16,650 shares ofGLWat $0Feb 4 · filed Feb 6Details
  • Verkleeren Ronald Ltax-withheld575 shares ofGLWat $90.67$52KJan 2 · filed Jan 6Details
  • Verkleeren Ronald Lexercised575 shares ofGLWat $0Jan 2 · filed Jan 6Details
  • Verkleeren Ronald Lgifted2,000 shares ofGLWat $0Dec 19, 2025Details
  • Verkleeren Ronald Lsold21,000 shares ofGLWat $94.694$2MDec 10, 2025 · filed Dec 11, 2025Details
  • Verkleeren Ronald Ltax-withheld2,883 shares ofGLWat $79.46$229KNov 21, 2025 · filed Nov 24, 2025Details
  • Verkleeren Ronald Lexercised663 shares ofGLWat $0Nov 21, 2025 · filed Nov 24, 2025Details
  • View all 26 trades →