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Needham Investment Management’s MKS Inc. Common Stock MKSI Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$12.8M Hold
128,750
1.02% 36
2025
Q1
$10.3M Sell
128,750
-250
-0.2% -$20K 0.97% 37
2024
Q4
$13.5M Buy
129,000
+4,500
+4% +$470K 1.04% 34
2024
Q3
$13.5M Buy
124,500
+1,500
+1% +$163K 1.04% 35
2024
Q2
$16.1M Sell
123,000
-50,000
-29% -$6.53M 1.32% 22
2024
Q1
$23M Sell
173,000
-14,000
-7% -$1.86M 2.14% 9
2023
Q4
$19.2M Buy
187,000
+30,000
+19% +$3.09M 2.43% 9
2023
Q3
$13.6M Buy
157,000
+36,000
+30% +$3.12M 2.31% 10
2023
Q2
$13.1M Sell
121,000
-500
-0.4% -$54.1K 2.16% 14
2023
Q1
$10.8M Sell
121,500
-18,000
-13% -$1.6M 1.86% 15
2022
Q4
$11.8M Buy
139,500
+24,000
+21% +$2.03M 2.14% 16
2022
Q3
$9.55M Sell
115,500
-37,500
-25% -$3.1M 1.87% 17
2022
Q2
$15.7M Buy
153,000
+16,000
+12% +$1.64M 2.94% 8
2022
Q1
$20.6M Hold
137,000
2.97% 8
2021
Q4
$23.9M Sell
137,000
-18,000
-12% -$3.14M 3% 8
2021
Q3
$23.4M Buy
155,000
+44,500
+40% +$6.72M 3.12% 5
2021
Q2
$19.7M Buy
110,500
+2,500
+2% +$445K 2.88% 9
2021
Q1
$20M Buy
108,000
+23,000
+27% +$4.26M 2.74% 5
2020
Q4
$12.8M Sell
85,000
-500
-0.6% -$75.2K 2.15% 14
2020
Q3
$9.34M Hold
85,500
1.86% 15
2020
Q2
$9.68M Sell
85,500
-14,500
-15% -$1.64M 2.07% 13
2020
Q1
$8.15M Buy
100,000
+5,000
+5% +$407K 2.31% 11
2019
Q4
$10.5M Sell
95,000
-2,000
-2% -$220K 2.85% 9
2019
Q3
$8.95M Sell
97,000
-6,000
-6% -$554K 2.87% 11
2019
Q2
$8.02M Buy
103,000
+7,000
+7% +$545K 2.65% 12
2019
Q1
$8.93M Sell
96,000
-2,000
-2% -$186K 3.04% 12
2018
Q4
$6.33M Buy
98,000
+3,000
+3% +$194K 2.38% 16
2018
Q3
$7.62M Buy
95,000
+2,000
+2% +$160K 2.29% 19
2018
Q2
$8.9M Sell
93,000
-5,500
-6% -$526K 2.5% 13
2018
Q1
$11.4M Sell
98,500
-2,500
-2% -$289K 3.26% 9
2017
Q4
$9.55M Sell
101,000
-3,000
-3% -$284K 2.54% 13
2017
Q3
$9.82M Hold
104,000
2.49% 14
2017
Q2
$7M Sell
104,000
-3,000
-3% -$202K 1.86% 17
2017
Q1
$7.36M Sell
107,000
-41,500
-28% -$2.85M 1.89% 18
2016
Q4
$8.82M Sell
148,500
-23,000
-13% -$1.37M 2.26% 16
2016
Q3
$8.53M Sell
171,500
-13,500
-7% -$671K 2.25% 16
2016
Q2
$7.97M Sell
185,000
-24,100
-12% -$1.04M 2.2% 18
2016
Q1
$7.87M Sell
209,100
-7,500
-3% -$282K 2.05% 18
2015
Q4
$7.8M Hold
216,600
1.94% 17
2015
Q3
$7.26M Hold
216,600
1.82% 19
2015
Q2
$8.22M Hold
216,600
1.78% 20
2015
Q1
$7.32M Hold
216,600
1.56% 23
2014
Q4
$7.93M Hold
216,600
1.67% 20
2014
Q3
$7.23M Hold
216,600
1.6% 20
2014
Q2
$6.77M Hold
216,600
1.41% 26
2014
Q1
$6.48M Hold
216,600
1.37% 27
2013
Q4
$6.48M Hold
216,600
1.34% 25
2013
Q3
$5.76M Buy
216,600
+27,500
+15% +$731K 1.29% 26
2013
Q2
$5.02M Buy
+189,100
New +$5.02M 1.17% 33