Blachier Olivier 4

What Happened
Olivier Blachier, SVP and Chief Strategy Officer of Entegris, sold 275 shares on April 7, 2026 at $115.57 per share, generating approximately $31,782 in proceeds. The sale was executed under a pre-established Rule 10b5‑1 trading plan.

Key Details

• Transaction date: 2026-04-07; price: $115.57 per share.
• Shares sold: 275; total proceeds: ~$31,782.
• Manner: Open-market sale under a Rule 10b5‑1 trading plan established February 21, 2025 (per footnote).
• Filing date: 2026-04-08 — appears to have been filed promptly.
• Shares owned after transaction: Not specified in the provided excerpt of the filing.

Context
A 10b5‑1 plan lets insiders sell shares according to a preset schedule and generally indicates the sale was prearranged rather than a spontaneous vote of confidence or concern. Sales by executives are common for liquidity, tax or diversification reasons; this single routine sale does not by itself indicate a change in company outlook.