BLACHIER OLIVIER

PrivateCIK: 1891661
Location

BILLERICA, MA

BLACHIER OLIVIER (SVP Business-New Markets Dev.) sold 5.4% of their position (2K shares) of ENTEGRIS INC on the open market

Open‑market sale worth $280.1K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBLACHIER OLIVIERCIK 1891661
IssuerENTEGRIS INCCIK 1101302
Officer· SVP Business-New Markets Dev.
Since Oct 2021
-2K
Net shares
Net seller
$280.1K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
2K acquired · 4K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+2K

Price / share

$80.71

Trade value

$161.42K

% of position

5.7%
5/14/2026
34.90K36.90K

Common Stock

Direct
S · Sale

Shares

2K

Price / share

$140.04

Trade value

$280.08K

% of position

5.4%
5/14/2026
36.90K34.90K
Total

Net shares

+0.00

Net value

-$118.66K

Derivative Transactions1

Employee Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

2K shares

Shares

2K

Strike price

80.71

Held after

5.97K

Exercisable

5/14/2026
BLACHIER OLIVIER — Insider Transaction (Form 4) Filed May 18, 2026 | Finecho