Insider trade

Chair sold ~$3.15M of ENTG shares in the open market

Traded Dec 1, 2025 · Filed Dec 3, 2025

Why it stands out

Entegris's Executive Chair sold $3.15M of Entegris shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Chair$1M+Pre-arranged plan referenced

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$3,150,283

Shares × reported transaction price

Timing vs results

32 days after results of Oct 30, 2025, 71 days before results of Feb 10, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After	Stock	S&P 500	Difference
7 days	+8.9%	+0.7%	+8.2%
30 days	+5.8%	+0.5%	+5.3%
90 days	+46.4%	+0.1%	+46.3%
180 days	+62.1%	+11.0%	+51.2%

Past results only. Not a forecast.

These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 10, 2025.
The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.60 to $77.59, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Director sold

10mo ago

A board member of Entegris sold $186K of Entegris shares. Nobody planned it ahead of time.

10mo ago

Derivative exercise or conversion — not an open-market buy.

Scheduled in advance10mo ago