SEI Investments’s MKS Inc MKSI Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $23.6M | Sell |
53,018
-48,196
| -48% | -$15.1M | 0.02% | 744 |
|
|
2026
Q1 | $23.3M | Sell |
101,214
-24,844
| -20% | -$5.62M | 0.02% | 726 |
|
|
2025
Q4 | $20.1M | Buy |
126,058
+13,888
| +12% | +$2.06M | 0.02% | 739 |
|
|
2025
Q3 | $13.9M | Buy |
112,170
+2,820
| +3% | +$301K | 0.01% | 881 |
|
|
2025
Q2 | $10.9M | Sell |
109,350
-35,753
| -25% | -$2.91M | 0.01% | 945 |
|
|
2025
Q1 | $11.6M | Sell |
145,103
-5,922
| -4% | -$598K | 0.02% | 909 |
|
|
2024
Q4 | $15.8M | Buy |
151,025
+36,721
| +32% | +$3.96M | 0.02% | 790 |
|
|
2024
Q3 | $12.4M | Buy |
114,304
+68,153
| +148% | +$8.1M | 0.02% | 893 |
|
|
2024
Q2 | $6.03M | Buy |
46,151
+877
| +2% | +$111K | 0.01% | 1148 |
|
|
2024
Q1 | $6.02M | Sell |
45,274
-3,124
| -6% | -$363K | 0.01% | 1117 |
|
|
2023
Q4 | $4.98M | Sell |
48,398
-5,422
| -10% | -$440K | 0.01% | 1193 |
|
|
2023
Q3 | $4.66M | Buy |
53,820
+942
| +2% | +$91.8K | 0.01% | 1205 |
|
|
2023
Q2 | $5.72M | Sell |
52,878
-5,413
| -9% | -$495K | 0.01% | 1134 |
|
|
2023
Q1 | $5.17M | Sell |
58,291
-1,555
| -3% | -$148K | 0.01% | 1170 |
|
|
2022
Q4 | $5.07M | Buy |
59,846
+25,707
| +75% | +$2.06M | 0.01% | 1047 |
|
|
2022
Q3 | $2.82M | Sell |
34,139
-37,307
| -52% | -$3.84M | 0.01% | 1376 |
|
|
2022
Q2 | $7.34M | Buy |
71,446
+16,546
| +30% | +$1.93M | 0.02% | 924 |
|
|
2022
Q1 | $8.24M | Sell |
54,900
-11,463
| -17% | -$1.78M | 0.02% | 845 |
|
|
2021
Q4 | $11.6M | Buy |
66,363
+3,273
| +5% | +$512K | 0.02% | 723 |
|
|
2021
Q3 | $9.53M | Buy |
63,090
+5,535
| +10% | +$850K | 0.02% | 765 |
|
|
2021
Q2 | $10.2M | Sell |
57,555
-5,157
| -8% | -$937K | 0.02% | 726 |
|
|
2021
Q1 | $11.4M | Sell |
62,712
-13,677
| -18% | -$2.3M | 0.03% | 613 |
|
|
2020
Q4 | $11.5M | Sell |
76,389
-677
| -0.9% | -$88.6K | 0.03% | 566 |
|
|
2020
Q3 | $8.42M | Sell |
77,066
-14,508
| -16% | -$1.7M | 0.02% | 617 |
|
|
2020
Q2 | $10.3M | Buy |
91,574
+7,112
| +8% | +$708K | 0.03% | 524 |
|
|
2020
Q1 | $6.88M | Sell |
84,462
-6,065
| -7% | -$621K | 0.03% | 610 |
|
|
2019
Q4 | $9.96M | Buy |
90,527
+14,812
| +20% | +$1.55M | 0.03% | 587 |
|
|
2019
Q3 | $6.99M | Sell |
75,715
-15,237
| -17% | -$1.26M | 0.02% | 770 |
|
|
2019
Q2 | $7.08M | Sell |
90,952
-3,132
| -3% | -$265K | 0.02% | 756 |
|
|
2019
Q1 | $8.75M | Buy |
94,084
+5,240
| +6% | +$423K | 0.03% | 616 |
|
|
2018
Q4 | $7.12M | Sell |
88,844
-1,309
| -1% | -$94.6K | 0.03% | 710 |
|
|
2018
Q3 | $7.21M | Sell |
90,153
-1,788
| -2% | -$163K | 0.03% | 681 |
|
|
2018
Q2 | $8.8M | Buy |
91,941
+40,783
| +80% | +$4.45M | 0.03% | 641 |
|
|
2018
Q1 | $5.92M | Sell |
51,158
-512
| -1% | -$56.2K | 0.02% | 756 |
|
|
2017
Q4 | $4.88M | Sell |
51,670
-1,388
| -3% | -$138K | 0.02% | 924 |
|
|
2017
Q3 | $5.01M | Buy |
53,058
+49,055
| +1,225% | +$4.01M | 0.02% | 888 |
|
|
2017
Q2 | $269K | Buy |
4,003
+313
| +8% | +$23.7K | ﹤0.01% | 1800 |
|
|
2017
Q1 | $254K | Buy |
3,690
+9
| +0.2% | +$592 | ﹤0.01% | 1725 |
|
|
2016
Q4 | $219K | Buy |
3,681
+6
| +0.2% | +$324 | ﹤0.01% | 1764 |
|
|
2016
Q3 | $182K | Buy |
3,675
+2,137
| +139% | +$101K | ﹤0.01% | 1695 |
|
|
2016
Q2 | $67K | Buy |
1,538
+940
| +157% | +$36.5K | ﹤0.01% | 1858 |
|
|
2016
Q1 | $23K | Buy |
598
+125
| +26% | +$4.27K | ﹤0.01% | 2020 |
|
|
2015
Q4 | $17K | Buy |
473
+75
| +19% | +$2.67K | ﹤0.01% | 2147 |
|
|
2015
Q3 | $14K | Hold |
398
| – | – | ﹤0.01% | 2125 |
|
|
2015
Q2 | $15K | Sell |
398
-6,485
| -94% | -$236K | ﹤0.01% | 1850 |
|
|
2015
Q1 | $233K | Sell |
6,883
-4,542
| -40% | -$160K | ﹤0.01% | 1373 |
|
|
2014
Q4 | $418K | Buy |
+11,425
| New | +$404K | ﹤0.01% | 1208 |
|
Other funds holding MKSI
AMH
SEI Investments's MKSI Position: Q2 2026 in Review
SEI Investments reduced its MKS Inc (MKSI) stake by 48% in Q2 2026, selling an estimated $15.1M and leaving 53,018 shares worth $23.6M. The position accounts for 0.02% of the portfolio, ranked #744.
SEI Investments first reported a position in MKSI in Q4 2014 and has held it in 47 quarters since. 773 funds tracked by Wall St. Rank hold MKSI as of Q2 2026.
- SEI Investments held 53,018 shares of MKS Inc worth $23.6M as of Q2 2026.
- SEI Investments sold 48,196 MKS Inc shares in Q2 2026, an estimated $15.1M.
- MKS Inc made up 0.02% of SEI Investments's portfolio in Q2 2026, its #744 holding.
- SEI Investments first reported a position in MKS Inc in Q4 2014 and has held it in 47 quarters since.
- 773 funds tracked by Wall St. Rank held MKS Inc as of Q2 2026.
Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.