Tatsis Ourania 4

What Happened

• Ourania (Dr.) Tatsis, EVP & Chief Regulatory & Quality Officer at Vertex (VRTX), disposed of a total of 5,304 shares on Feb 13, 2026. Of those, 3,804 shares were surrendered to satisfy an exercise price or tax liability (code F) at $487.76 each ($1,855,439), and 1,500 shares were sold in the open market (code S) at a weighted average of about $499.99 each ($749,985). Combined proceeds were roughly $2.61 million. These transactions are sales/withholdings (not purchases).

Key Details

• Transaction dates: February 13, 2026; filing date: February 18, 2026 (filing appears timely).
• Prices & values:
  • 3,804 shares @ $487.76 = $1,855,439 (reported as payment of exercise price or tax withholding; code F)
  • 1,500 shares @ weighted avg ~$499.99 (range $499.99–$500.04) = $749,985 (open-market sale; code S)
  • Total shares disposed: 5,304; total proceeds ≈ $2,605,424.
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Footnotes:
  • 10b5-1 plan: The trade(s) were made pursuant to Dr. Tatsis’ company‑approved Rule 10b5‑1 trading plan entered 08/21/2025.
  • Open-market sale weighted average price reported; Dr. Tatsis offered to provide per-price share counts upon request.
• Transaction codes explained: F = shares withheld for exercise price/taxes; S = open-market sale.

Context

• The F-code disposition indicates shares were surrendered to cover exercise price or tax liabilities (commonly part of an option exercise or RSU vesting); these are routine administrative dispositions and do not by themselves signal a change in insider sentiment.
• The S-code line was an open-market sale executed under or reported with a 10b5‑1 trading plan, which is a pre-arranged plan that can limit in-the-moment trading decisions.