Needham Investment Management LLC Entegris Inc Transaction History

Needham Investment Management LLC

$1.1 Billion
Q2 2025

A detailed history of Needham Investment Management LLC transactions in Entegris Inc stock. As of the latest transaction made, Needham Investment Management LLC holds 240,000 shares of ENTG stock, worth $22.2 Million. This represents 1.77% of its overall portfolio holdings.

Number of Shares

240,000

Previous 233,000 3.0%

Holding current value

$22.2 Million

Previous $20.4 Million 5.03%

% of portfolio

1.77%

Previous 2.13%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 13, 2025	BUY	$62.92 - $86.2 $440,440 - $603,400	7,000 Added 3.0%	240,000 $19.4 Million
Q1 2025 May 14, 2025	SELL	$87.48 - $109.53 $612,360 - $766,710	-7,000 Reduced 2.92%	233,000 $20.4 Million
Q3 2024 Nov 13, 2024	BUY	$98.09 - $146.48 $637,585 - $952,119	6,500 Added 2.78%	240,000 $27 Million
Q4 2023 Feb 14, 2024	BUY	$85.71 - $121.6 $85,710 - $121,600	1,000 Added 0.43%	233,500 $28 Million
Q3 2023 Nov 13, 2023	BUY	$88.82 - $112.45 $88,820 - $112,450	1,000 Added 0.43%	232,500 $21.8 Million
Q2 2023 Aug 11, 2023	SELL	$69.37 - $113.76 $2.05 Million - $3.36 Million	-29,500 Reduced 11.3%	231,500 $25.7 Million
Q1 2023 May 12, 2023	SELL	$64.13 - $87.93 $32,064 - $43,965	-500 Reduced 0.19%	261,000 $21.4 Million
Q2 2022 Aug 12, 2022	SELL	$92.0 - $125.13 $184,000 - $250,260	-2,000 Reduced 0.76%	261,500 $24.1 Million
Q1 2022 May 16, 2022	SELL	$109.73 - $140.83 $548,650 - $704,150	-5,000 Reduced 1.86%	263,500 $34.6 Million
Q4 2021 Feb 14, 2022	SELL	$120.15 - $154.75 $1.86 Million - $2.4 Million	-15,500 Reduced 5.46%	268,500 $37.2 Million
Q3 2021 Nov 15, 2021	SELL	$111.63 - $134.83 $111,630 - $134,830	-1,000 Reduced 0.35%	284,000 $35.8 Million
Q2 2021 Aug 16, 2021	SELL	$101.61 - $123.26 $2.59 Million - $3.14 Million	-25,500 Reduced 8.21%	285,000 $35 Million
Q1 2021 May 17, 2021	SELL	$93.99 - $113.56 $1.5 Million - $1.82 Million	-16,000 Reduced 4.9%	310,500 $34.7 Million
Q4 2020 Feb 16, 2021	SELL	$74.72 - $99.03 $1.23 Million - $1.63 Million	-16,500 Reduced 4.81%	326,500 $31.4 Million
Q3 2020 Nov 16, 2020	SELL	$57.65 - $74.34 $1.21 Million - $1.56 Million	-21,000 Reduced 5.77%	343,000 $25.5 Million
Q2 2020 Aug 14, 2020	SELL	$41.41 - $64.51 $890,314 - $1.39 Million	-21,500 Reduced 5.58%	364,000 $21.5 Million
Q1 2020 May 15, 2020	SELL	$39.03 - $58.47 $1.01 Million - $1.52 Million	-26,000 Reduced 6.32%	385,500 $17.3 Million
Q4 2019 Feb 14, 2020	SELL	$45.56 - $51.21 $660,620 - $742,545	-14,500 Reduced 3.4%	411,500 $20.6 Million
Q3 2019 Nov 14, 2019	SELL	$35.48 - $48.01 $319,320 - $432,090	-9,000 Reduced 2.07%	426,000 $20 Million
Q2 2019 Aug 14, 2019	SELL	$34.3 - $41.99 $703,149 - $860,795	-20,500 Reduced 4.5%	435,000 $16.2 Million
Q1 2019 May 15, 2019	SELL	$27.43 - $37.73 $1.36 Million - $1.87 Million	-49,500 Reduced 9.8%	455,500 $16.3 Million
Q4 2018 Feb 14, 2019	BUY	$24.44 - $30.29 $109,980 - $136,305	4,500 Added 0.9%	505,000 $14.1 Million
Q2 2018 Aug 14, 2018	SELL	$32.2 - $38.85 $627,900 - $757,575	-19,500 Reduced 3.75%	500,500 $17 Million
Q1 2018 May 15, 2018	SELL	$29.65 - $37.85 $681,950 - $870,550	-23,000 Reduced 4.24%	520,000 $18.1 Million
Q4 2017 Feb 14, 2018	SELL	$28.55 - $32.8 $256,950 - $295,200	-9,000 Reduced 1.63%	543,000 $16.5 Million
Q2 2017 Aug 14, 2017	BUY	N/A	552,000	552,000 $12.1 Million

Others Institutions Holding ENTG

# of Institutions

668

Shares Held

173M

Call Options Held

1.38M

Put Options Held

472K

View Full List

About ENTEGRIS INC

Ticker ENTG
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 148,964,000
Market Cap $13.8B
Description
Entegris, Inc. develops, manufactures, and supplies microcontamination control products, specialty chemicals, and advanced materials handling solutions in North America, Taiwan, China, South Korea, Japan, Europe, and Southeast Asia. It operates in three segments: Specialty Chemicals and Engineered Materials (SCEM); Microcontamination Control (MC...

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Needham Investment Management LLC Entegris Inc Transaction History