Needham Investment Management’s Entegris ENTG Stock Holding History

Needham Investment Management’s Portfolio ENTG Stock Details ENTG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$13.7M	Sell	117,000 -74,400	-39%	-$8.79M	0.7%	48
2025 Q4	$16.1M	Sell	191,400 -39,600	-17%	-$3.44M	1.02%	33
2025 Q3	$21.4M	Sell	231,000 -9,000	-4%	-$766K	1.49%	18
2025 Q2	$19.4M	Buy	240,000 +7,000	+3%	+$532K	1.54%	19
2025 Q1	$20.4M	Sell	233,000 -7,000	-3%	-$706K	1.91%	12
2024 Q4	$23.8M	Hold	240,000	–	–	1.83%	16
2024 Q3	$27M	Buy	240,000 +6,500	+3%	+$770K	2.07%	10
2024 Q2	$31.6M	Hold	233,500	–	–	2.6%	6
2024 Q1	$32.8M	Hold	233,500	–	–	3.05%	4
2023 Q4	$28M	Buy	233,500 +1,000	+0.4%	+$101K	3.53%	3
2023 Q3	$21.8M	Buy	232,500 +1,000	+0.4%	+$100K	3.71%	4
2023 Q2	$25.7M	Sell	231,500 -29,500	-11%	-$2.69M	4.23%	3
2023 Q1	$21.4M	Sell	261,000 -500	-0.2%	-$40.5K	3.69%	3
2022 Q4	$17.2M	Hold	261,500	–	–	3.1%	8
2022 Q3	$21.7M	Hold	261,500	–	–	4.25%	1
2022 Q2	$24.1M	Sell	261,500 -2,000	-0.8%	-$217K	4.5%	1
2022 Q1	$34.6M	Sell	263,500 -5,000	-2%	-$643K	5.01%	1
2021 Q4	$37.2M	Sell	268,500 -15,500	-5%	-$2.17M	4.67%	1
2021 Q3	$35.8M	Sell	284,000 -1,000	-0.4%	-$121K	4.77%	2
2021 Q2	$35M	Sell	285,000 -25,500	-8%	-$2.93M	5.12%	1
2021 Q1	$34.7M	Sell	310,500 -16,000	-5%	-$1.65M	4.74%	1
2020 Q4	$31.4M	Sell	326,500 -16,500	-5%	-$1.44M	5.27%	1
2020 Q3	$25.5M	Sell	343,000 -21,000	-6%	-$1.41M	5.09%	1
2020 Q2	$21.5M	Sell	364,000 -21,500	-6%	-$1.19M	4.59%	1
2020 Q1	$17.3M	Sell	385,500 -26,000	-6%	-$1.35M	4.88%	1
2019 Q4	$20.6M	Sell	411,500 -14,500	-3%	-$699K	5.62%	1
2019 Q3	$20M	Sell	426,000 -9,000	-2%	-$380K	6.44%	1
2019 Q2	$16.2M	Sell	435,000 -20,500	-5%	-$777K	5.36%	2
2019 Q1	$16.3M	Sell	455,500 -49,500	-10%	-$1.65M	5.53%	2
2018 Q4	$14.1M	Buy	505,000 +4,500	+0.9%	+$122K	5.29%	2
2018 Q3	$14.5M	Hold	500,500	–	–	4.37%	3
2018 Q2	$17M	Sell	500,500 -19,500	-4%	-$690K	4.76%	2
2018 Q1	$18.1M	Sell	520,000 -23,000	-4%	-$778K	5.17%	1
2017 Q4	$16.5M	Sell	543,000 -9,000	-2%	-$276K	4.4%	4
2017 Q3	$15.9M	Hold	552,000	–	–	4.03%	4
2017 Q2	$12.1M	Sell	552,000 -500	-0.1%	-$12.1K	3.23%	9
2017 Q1	$12.9M	Sell	552,500 -7,500	-1%	-$155K	3.33%	7
2016 Q4	$10M	Sell	560,000 -15,000	-3%	-$260K	2.56%	12
2016 Q3	$10M	Sell	575,000 -152,000	-21%	-$2.49M	2.65%	10
2016 Q2	$10.5M	Sell	727,000 -46,500	-6%	-$639K	2.9%	8
2016 Q1	$10.5M	Sell	773,500 -32,500	-4%	-$393K	2.75%	9
2015 Q4	$10.7M	Sell	806,000 -50,000	-6%	-$668K	2.66%	10
2015 Q3	$11.3M	Sell	856,000 -19,000	-2%	-$262K	2.83%	9
2015 Q2	$12.7M	Buy	875,000 +72,500	+9%	+$1.02M	2.76%	9
2015 Q1	$11M	Buy	802,500 +15,000	+2%	+$198K	2.34%	12
2014 Q4	$10.4M	Buy	787,500 +17,500	+2%	+$224K	2.19%	13
2014 Q3	$8.86M	Buy	770,000 +35,000	+5%	+$431K	1.96%	15
2014 Q2	$10.1M	Hold	735,000	–	–	2.11%	15
2014 Q1	$8.9M	Hold	735,000	–	–	1.88%	17
2013 Q4	$8.52M	Hold	735,000	–	–	1.76%	20
2013 Q3	$7.47M	Buy	735,000 +15,000	+2%	+$145K	1.67%	23
2013 Q2	$6.76M	Buy	+720,000	New	+$6.97M	1.58%	25

Other funds holding ENTG

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Needham Investment Management's ENTG Position: Q1 2026 in Review

Needham Investment Management reduced its Entegris (ENTG) stake by 39% in Q1 2026, selling an estimated $8.79M and leaving 117,000 shares worth $13.7M. The position accounts for 0.7% of the portfolio, ranked #48.

Needham Investment Management first reported a position in ENTG in Q2 2013 and has held it in 52 quarters since. The position peaked at $37.2M in Q4 2021. 642 funds tracked by Wall St. Rank hold ENTG as of Q1 2026.

Needham Investment Management held 117,000 shares of Entegris worth $13.7M as of Q1 2026.
Needham Investment Management sold 74,400 Entegris shares in Q1 2026, an estimated $8.79M.
Entegris made up 0.7% of Needham Investment Management's portfolio in Q1 2026, its #48 holding.
Needham Investment Management first reported a position in Entegris in Q2 2013 and has held it in 52 quarters since.
Needham Investment Management's Entegris position peaked at $37.2M in Q4 2021.
642 funds tracked by Wall St. Rank held Entegris as of Q1 2026.

Based on Needham Investment Management's 13F filing for Q1 2026, filed 15 May 2026.