Blachier Olivier 4

What Happened Olivier Blachier, Senior Vice President and Chief Strategy Officer at Entegris, had 643 shares withheld to satisfy tax withholding obligations when restricted stock units vested. The shares were recorded as disposed at $116.40 per share, for a total value of $74,845.

Key Details

• Transaction date: 2026-04-05 (vesting date); Form 4 filed 2026-04-06.
• Price used: $116.40 per share (closing price on 2026-04-02, the last trading day before the April 5 vesting).
• Shares withheld/disposed: 643 shares; total value reported $74,845.
• Shares owned after transaction: not specified in the supplied filing details.
• Footnotes: F1 — shares automatically withheld to satisfy tax withholding on RSU settlement; F2 — price reflects the last trading day's close because vesting occurred on a Sunday.
• Timeliness: Filing appears timely (reported the next day).

Context This was a tax-withholding disposition tied to RSU vesting (not an open-market sale or a purchase). Such withholdings are routine administrative actions to cover tax liabilities and generally do not indicate a change in the insider’s investment conviction.