Derivative exercise or conversion — not an open-market buy.
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 OwnershipAll the details
Dates, kept separate
Transaction date
Aug 14, 2026
Reporting period
Not applicable
Filed with the SEC
Aug 17, 2026
OfficerOption exercise
Context
Classification
option exercise
Code M — exercise or conversion of a derivative security
Planned / mechanical clue
None found in footnotes
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001891661-26-000002
Filed / recorded
Aug 17, 2026, 4:00 PM UTC
Added to OQRO
Oct 6, 2026, 7:37 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
ENTEGRIS INC
Issuer CIK
1101302
Ticker
ENTG
Reporting person
Olivier Blachier
Relationship
Officer
Officer title
President, Materials Solutions
Security
Employee Stock Option (Right to Buy)
Table
Derivative (Table II)
Transaction date
Aug 14, 2026
Transaction code
M
Shares / units
2,000
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
3,972
Ownership form
Direct
Amendment
No
Footnotes from the filing
Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.
This option vests in four equal annual installments. The first three installments became exercisable on February 19, 2024, February 19, 2025, and February 19, 2026, respectively. The final installment will become exercisable on February 19, 2027.