Ticker · CUSIP 29362U104

ENTG

ENTEGRIS INC

Technology·Semiconductor Equipment & Materials

···Share

Holders (tracked)

Combined shares

24,223,628

Combined value

$2.04B

Last close

$146.06

Quarter

2025Q4

Price · 1Y$146.06+77.62 (+113.42%)H $146.06 · L $67.23 · Avg Vol 2.9M

Insider sellCongress buyCongress sell

Tracked holders · last 8 quarters

+10 vs previous quarter over the last 8.

Price is +73.4% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

30 events

LOY BERTRAND · Executive Chair
2026-04-14
Sold $2.44M @ $140.22
Insider sell
Jonathan Auerbach (Hound Partners) trimmed2026-02-17
−40,813 shares · 2025Q4
Position
D.E. Shaw & Co. opened position2026-02-17
+33,313 shares · 2025Q4
Position
Stephen Mandel (Lone Pine Capital) opened position2026-02-17
+3,054,230 shares · 2025Q4
Position
Stanley Druckenmiller (Duquesne) opened position2026-02-17
+844,160 shares · 2025Q4
Position
Two Sigma Investments opened position2026-02-17
+24,600 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−456,534 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+64,500 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+2,121 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−688,213 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) exited2026-02-17
−249,553 shares · 2025Q4
Position
Wellington Management added2026-02-17
+221,880 shares · 2025Q4
Position
Jeremy Grantham (GMO) trimmed2026-02-17
−173,402 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+17,066 shares · 2025Q4
Position
Dan Sundheim (D1 Capital) added2026-02-17
+1,343,435 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+1,883,309 shares · 2025Q4
Position
Mario Gabelli (GAMCO) trimmed2026-02-05
−273 shares · 2025Q4
Position
First Eagle Investment Management added2026-02-04
+5,043 shares · 2025Q4
Position
D.E. Shaw & Co. exited2025-11-14
−5,080 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+2,235 shares · 2025Q3
Position
Whale Rock Capital exited2025-11-14
−420,128 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+205,263 shares · 2025Q3
Position
Wellington Management trimmed2025-11-14
−35,287 shares · 2025Q3
Position
Stanley Druckenmiller (Duquesne) exited2025-11-14
−1,645,885 shares · 2025Q3
Position
Jonathan Auerbach (Hound Partners) trimmed2025-11-14
−107,474 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) trimmed2025-11-14
−1,152,573 shares · 2025Q3
Position
Dan Sundheim (D1 Capital) trimmed2025-11-14
−3,019,633 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−2,625,985 shares · 2025Q3
Position
Jeremy Grantham (GMO) added2025-11-13
+259,253 shares · 2025Q3
Position
Norges Bank (Norway SWF) added2025-11-12
+1,918,327 shares · 2024Q3
Position

Insider activity

Last 30 days

Net (open-market)

−$2.44M

Buys

0 · $0

Sells

1 · $2.44M

Unique insiders

Date	Insider	Code	Shares	Price	Value
04-14	LOY BERTRAND Executive Chair · Officer, Director	M	17,396	$98.11	$1.71M
04-14	LOY BERTRAND Executive Chair · Officer, Director	S	17,396	$140.22	$2.44M

View full insider history for ENTG →

Follow-the-investor returns

If you'd copied each holder of ENTG…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Mario Gabelli (GAMCO)	2016Q1	$25.72	+467.9%	$2.9M
T. Rowe Price	2016Q1	$78.67	+85.7%	$2.14B
Stanley Druckenmiller (Duquesne)	2022Q4	$80.14	+82.3%	$123.3M
Stephen Mandel (Lone Pine Capital)	2025Q4	$84.25	+73.4%	$446.1M
Izzy Englander (Millennium Mgmt)	2016Q1	$84.50	+72.8%	$4.0M
Izzy Englander (Millennium Mgmt)	2016Q1	$84.50	+72.8%	$4.0M
Izzy Englander (Millennium Mgmt)	2016Q1	$84.50	+72.8%	$4.0M
Paul Tudor Jones (Tudor Investment)	2016Q1	$84.61	+72.6%	$526K
Paul Tudor Jones (Tudor Investment)	2016Q1	$84.61	+72.6%	$526K
Paul Tudor Jones (Tudor Investment)	2016Q1	$84.61	+72.6%	$526K
D.E. Shaw & Co.	2016Q1	$85.28	+71.3%	$4.9M
D.E. Shaw & Co.	2016Q1	$85.28	+71.3%	$4.9M
Ken Griffin (Citadel Advisors)	2016Q3	$85.74	+70.4%	$12.5M
Ken Griffin (Citadel Advisors)	2016Q3	$85.74	+70.4%	$12.5M
Jeremy Grantham (GMO)	2018Q2	$87.12	+67.7%	$37.6M
Dan Sundheim (D1 Capital)	2023Q3	$89.06	+64.0%	$364.2M
Wellington Management	2016Q1	$89.82	+62.6%	$38.2M
First Eagle Investment Management	2019Q2	$90.27	+61.8%	$1.5M
Two Sigma Investments	2016Q2	$90.80	+60.9%	$3.6M
Jonathan Auerbach (Hound Partners)	2023Q3	$91.67	+59.3%	$23.3M
Norges Bank (Norway SWF)	2016Q1	$94.57	+54.4%	$275.1M
AQR Capital Management	2016Q1	$99.25	+47.2%	$2.1M
Steve Cohen (Point72)	2020Q2	$111.76	+30.7%	$5.3M
Steve Cohen (Point72)	2020Q2	$111.76	+30.7%	$5.3M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions7

Stephen Mandel (Lone Pine Capital)
+3,054,230
$257.3M
Norges Bank (Norway SWF)
+1,883,309
$158.7M
Steve Cohen (Point72)
+64,500
$5.4M
D.E. Shaw & Co.
+33,313
$2.8M
Two Sigma Investments
+24,600
$2.1M
Paul Tudor Jones (Tudor Investment)
+17,066
$1.4M
Stanley Druckenmiller (Duquesne)
+844,160
$71K

Added to4

Dan Sundheim (D1 Capital)
+1,343,435
$113.2M
Wellington Management
+221,880
$18.7M
First Eagle Investment Management
+5,043
$425K
AQR Capital Management
+2,121
$179K

Trimmed5

Izzy Englander (Millennium Mgmt)
−456,534
$38.5M
Jeremy Grantham (GMO)
−173,402
$14.6M
Jonathan Auerbach (Hound Partners)
−40,813
$3.4M
T. Rowe Price
−688,213
$58K
Mario Gabelli (GAMCO)
−273
$23K

Exited1

Ken Griffin (Citadel Advisors)
−249,553
$23.1M

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	16	31,113,711	$171.11B	—
2022Q2	20	30,975,210	$105.53B	+4
2022Q3	20	33,338,526	$2.77B	—
2022Q4	18	39,060,343	$2.56B	-2
2023Q1	14	39,976,475	$3.28B	-4
2023Q2	15	39,509,395	$4.38B	+1
2023Q3	18	41,523,014	$3.90B	+3
2023Q4	15	44,510,412	$5.33B	-3
2024Q1	17	43,321,646	$6.09B	+2
2024Q2	13	40,986,731	$5.55B	-4
2024Q3	20	26,610,842	$2.99B	+7
2024Q4	20	29,260,383	$2.90B	—
2025Q1	18	21,820,733	$1.91B	-2
2025Q2	20	29,173,196	$2.35B	+2
2025Q3	14	18,459,759	$1.71B	-6
2025Q4	24	24,223,628	$2.04B	+10

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2026-03-31	April McClain Delaney	Buy	$1K – $15K	PDF ↗
2026-02-23	April McClain Delaney	Sell (P)	$1K – $15K	PDF ↗
2026-02-09	April McClain Delaney	Sell (P)	$1K – $15K	PDF ↗
2025-10-31	Lisa McClain	Sell	$1K – $15K	PDF ↗
2025-10-30	Lisa McClain	Buy	$1K – $15K	PDF ↗
2025-10-30	Lisa McClain	Sell	$1K – $15K	PDF ↗
2025-08-04	Lisa McClain	Buy	$1K – $15K	PDF ↗
2025-07-28	April McClain Delaney	Sell (P)	$1K – $15K	PDF ↗
2025-07-09	April McClain Delaney	Sell (P)	$1K – $15K	PDF ↗
2025-02-17	April McClain Delaney	Buy	$1K – $15K	PDF ↗

Who owns ENTG

24 super-investors · 2025Q4

Tracked stake

24.22M

Combined value

$2.04B

% of shares outstanding

—

shares-out unknown

Quarter action mix

New11Added4Trim7Sold2

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	T. Rowe Price	14.66M	$1.23B	0.1%	Trim−688.2K
2	Stephen Mandel Lone Pine Capital	3.05M	$257M	1.9%	New+3.05M	—
3	Dan Sundheim D1 Capital	2.49M	$210M	2.0%	Added+1.34M
4	Norges Bank Norway SWF	1.88M	$159M	0.0%	New+1.88M
5	Stanley Druckenmiller Duquesne	844.2K	$71M	1.6%	New+844.2K
6	Wellington Management	261.6K	$22M	0.0%	Added+221.9K
7	Jeremy Grantham GMO	257.5K	$22M	0.1%	Trim−173.4K
8	Jonathan Auerbach Hound Partners	159.4K	$13M	1.8%	Trim−40.8K
9	Ken Griffin Citadel Advisors	152.3K	$13M	0.0%	Sold−249.6K
10	Izzy Englander Millennium Mgmt	150.2K	$13M	0.0%	Trim−456.5K
11	Ken Griffin Citadel Advisors	85.4K	$7M	0.0%	Sold−249.6K
12	Steve Cohen Point72	36.2K	$3M	0.0%	New+64.5K
13	D.E. Shaw & Co.	33.3K	$3M	0.0%	New+33.3K
14	Steve Cohen Point72	28.3K	$2M	0.0%	New+64.5K
15	Izzy Englander Millennium Mgmt	27.6K	$2M	0.0%	Trim−456.5K
16	Two Sigma Investments	24.6K	$2M	0.0%	New+24.6K
17	Mario Gabelli GAMCO	20.1K	$2M	0.0%	Trim−273
18	Paul Tudor Jones Tudor Investment	17.1K	$1M	0.0%	New+17.1K
19	AQR Capital Management	14.5K	$1M	0.0%	Added+2.1K
20	First Eagle Investment Management	10.5K	$888K	0.0%	Added+5.0K
21	Izzy Englander Millennium Mgmt	4.7K	$396K	0.0%	Trim−456.5K
22	Paul Tudor Jones Tudor Investment	3.6K	$303K	0.0%	New+17.1K
23	Paul Tudor Jones Tudor Investment	2.5K	$211K	0.0%	New+17.1K
24	D.E. Shaw & Co.	2.4K	$202K	0.0%	New+33.3K

Recent moves

20 transactions

TRIMJeremy Grantham (GMO)
−173,402 · 2025Q4
TRIMJonathan Auerbach (Hound Partners)
−40,813 · 2025Q4
NEWD.E. Shaw & Co.
+33,313 · 2025Q4
ADDAQR Capital Management
+2,121 · 2025Q4
NEWStephen Mandel (Lone Pine Capital)
+3,054,230 · 2025Q4
NEWSteve Cohen (Point72)
+64,500 · 2025Q4
NEWStanley Druckenmiller (Duquesne)
+844,160 · 2025Q4
SOLDKen Griffin (Citadel Advisors)
−249,553 · 2025Q4
TRIMT. Rowe Price
−688,213 · 2025Q4
NEWTwo Sigma Investments
+24,600 · 2025Q4
ADDWellington Management
+221,880 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−456,534 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+17,066 · 2025Q4
ADDDan Sundheim (D1 Capital)
+1,343,435 · 2025Q4
NEWNorges Bank (Norway SWF)
+1,883,309 · 2025Q4
TRIMMario Gabelli (GAMCO)
−273 · 2025Q4
ADDFirst Eagle Investment Management
+5,043 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−1,152,573 · 2025Q3
SOLDD.E. Shaw & Co.
−5,080 · 2025Q3
TRIMDan Sundheim (D1 Capital)
−3,019,633 · 2025Q3

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