Entegris Ownership & Insider Activity

Entegris (ENTG) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 2.8% of shares outstanding. Institutional investors hold 90.1%. Over the past 90 days, insiders made 1 sale worth $308K.

Shares Outstanding

152.800M

Shares Float

119.591M

Insider Shares Owned

4.215M

Insider % Owned

2.8%

Institutional Shares Held

137.742M

Institutional % Held

90.1%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$308K total

Net Activity

Net Selling

Net Value (90d)

-$308K

Entegris Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Aug 14, 2026	Olivier Blachier	PRESIDENT, MATERIALS SOLUTIONS	SELL-OPTIONS	—	$120.69	$160K
Aug 13, 2026	Joseph Colella	SVP AND GENERAL COUNSEL	SELL-OPTIONS	—	$131.29	$260K
Aug 11, 2026	Susan G Rice	SVP, GLOBAL HUMAN RESOURCES	SELL	2.062K	$149.52	$308K
Jun 3, 2026	James P Lederer	DIRECTOR	SELL	3.569K	$143.59	$512K
May 27, 2026	Clint Haris	SVP & PRESIDENT, APS DIVISION	SELL-OPTIONS	—	$123.67	$350K
May 15, 2026	Susan G Rice	SVP, GLOBAL HUMAN RESOURCES	SELL	6.933K	$94.28	$1.9M
May 14, 2026	Olivier Blachier	SVP, CHIEF STRATEGY OFFICER	SELL-OPTIONS	—	$110.38	$119K
May 14, 2026	Joseph Colella	SVP AND GENERAL COUNSEL	SELL-OPTIONS	—	$115.83	$308K
May 14, 2026	Clint Haris	SVP & PRESIDENT, APS DIVISION	SELL-OPTIONS	—	$100.14	$518K
Apr 17, 2026	Bertrand Loy	EXECUTIVE CHAIR	SELL-OPTIONS	—	$121.26	$2.0M
Apr 14, 2026	Bertrand Loy	EXECUTIVE CHAIR	SELL-OPTIONS	—	$119.16	$733K
Apr 7, 2026	Olivier Blachier	SVP, CHIEF STRATEGY OFFICER	SELL	275.000	$115.57	$32K
Apr 7, 2026	Joseph Colella	SVP AND GENERAL COUNSEL	SELL	1.592K	$115.57	$184K

Date	Member	Party	Chamber	Action	Amount
Aug 25, 2026	April McClain Delaney	D	House	Sale	$100,001 - $250,000
Jul 30, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
Jul 8, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
Jun 8, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
Jun 5, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
May 21, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
May 8, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
May 7, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
Apr 15, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
Mar 31, 2026	April McClain Delaney	D	House	Purchase	$1,001 - $15,000
Feb 23, 2026	April McClain Delaney	D	House	Sale (Partial)	$1,001 - $15,000
Feb 9, 2026	April McClain Delaney	D	House	Sale (Partial)	$1,001 - $15,000
Oct 31, 2025	Lisa McClain	R	House	Sale	$1,001 - $15,000
Oct 30, 2025	Lisa McClain	R	House	Sale	$1,001 - $15,000
Oct 30, 2025	Lisa McClain	R	House	Purchase	$1,001 - $15,000
Aug 4, 2025	Lisa McClain	R	House	Purchase	$1,001 - $15,000
Jul 28, 2025	April McClain Delaney	D	House	Sale (Partial)	$1,001 - $15,000
Jul 9, 2025	April McClain Delaney	D	House	Sale (Partial)	$1,001 - $15,000
Feb 17, 2025	April McClain Delaney	D	House	Purchase	$1,001 - $15,000