KOUNINIS EFSTATHIOS A 4

What Happened
Efstathios Kouninis, SVP and Chief Accounting Officer of Pegasystems (PEGA), had 332 restricted stock units (RSUs) convert into common shares on June 7, 2026. To satisfy tax withholding, 81 shares were withheld/sold at $34.71 per share, producing $2,812 in tax payment. The filing shows the RSU conversion (code M) and the tax-withholding disposition (code F).

Key Details

• Transaction date: June 7, 2026; Form 4 filed June 9, 2026 (two days later).
• RSUs converted: 332 shares (exercise/conversion, $0.00 exercise price).
• Shares withheld/sold for taxes: 81 shares at $34.71 each = $2,812 (code F).
• Net shares retained from this vesting: 332 − 81 = 251 shares (net delivered to insider).
• Footnotes: F1 — each RSU converts to one share on vesting; F2 — award vests 25% at the Date Exercisable, with remaining 75% vesting in equal quarterly installments over three years.
• No 10b5-1 plan or late-filing flag is indicated in the filing.

Context
This is a routine RSU vesting and tax-withholding event, not an open-market purchase or sale indicating new market sentiment. The exercise/conversion (M) plus a tax-withholding disposition (F) is a common cashless-withhold transaction where some shares are retained by the company to cover taxes and the remainder are delivered to the insider.