F5 (FFIV) Chief Product Marketing Officer Maddison John Anthony Sells Shares

What Happened Maddison John Anthony, Chief Product Marketing Officer at F5, had 454 restricted stock units (RSUs) vest on Aug 1, 2026 (converted into 454 shares). Of the resulting shares, 250 were withheld to cover tax withholding (valued at $100,643). Separately, on Aug 3, 2026, Anthony sold 1,000 shares in an open-market transaction for total proceeds of $405,853. The filing shows the RSU conversion/settlement as a derivative exercise/conversion.

Key Details

• Transaction dates and prices:
  • 2026-08-01: 454 RSU shares converted to common stock @ $0.00 (acquired per vesting).
  • 2026-08-01: 250 shares withheld for taxes @ $402.57 each (value $100,643).
  • 2026-08-03: 1,000 shares sold on open market @ $405.85 each (proceeds $405,853). This sale was executed pursuant to a Rule 10b5-1 trading plan dated 11/06/2025 (footnote F2).
• Shares owned after the transactions: Not specified in the filing.
• Footnotes of note:
  • F1/F3/F4/F5: The 454 shares came from the Nov 3, 2025 service-based RSU award, which vests in quarterly increments; each RSU represents a right to one share if the service condition is met.
  • F2: The open-market sale was under a pre-established Rule 10b5-1 plan.
• Filing timeliness: No late filing was indicated in the provided record.

Context

• These RSU-related entries are conversions of contingent awards into shares upon vesting (reported as derivative exercise/conversion). The 250-share entry is a tax-withholding event (company retains shares to cover tax obligations), not a cash sale by the insider. The separate 1,000-share transaction is an open-market sale executed under a 10b5-1 plan, a common mechanism insiders use to sell shares according to a pre-set schedule.
• The filing is factual and does not indicate the insider’s motivation. Purchases tend to be more informative about insider sentiment; this filing shows vesting and routine tax withholding plus a planned sale.