Gilliam Joseph E 4

What Happened Joseph E. Gilliam, President & COO of GLAUKOS Corp (GKOS), sold 19,573 shares in an open-market transaction on May 1, 2026. The shares were disposed at $143.54 per share for a total transaction value of $2,809,508. This was a sale (code S), which is commonly a routine disposition rather than a direct signal about company prospects.

Key Details

• Transaction date and price: 2026-05-01, 19,573 shares sold at $143.54/share.
• Total proceeds: $2,809,508.
• Filing date: 2026-05-04 — filed within the normal Form 4 reporting window for a May 1 trade.
• Footnote: Filing notes inclusion of 43,925 restricted stock units (RSUs) that have not yet vested or been delivered to the reporting person.
• No 10b5-1 plan, tax-withholding details, or post-transaction total beneficial ownership were disclosed in the summary provided.

Context This report documents an outright sale of stock by an executive. Sales are common for reasons such as diversification, tax planning, or liquidity needs and do not, by themselves, confirm management’s view of the company. There was no option exercise, gift, or complex derivative activity reported in this filing.