Simplex Trading’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 | $2.64M | Buy |
+5,931
| New | +$1.86M | ﹤0.01% | 1746 |
|
|
2025
Q2 | – | Sell |
-1,731
| Closed | -$141K | – | 9319 |
|
|
2025
Q1 | $138K | Buy |
+1,731
| New | +$175K | ﹤0.01% | 4717 |
|
|
2024
Q4 | – | Sell |
-4,046
| Closed | -$437K | – | 9192 |
|
|
2024
Q3 | $439K | Buy |
4,046
+909
| +29% | +$108K | ﹤0.01% | 3732 |
|
|
2024
Q2 | $409K | Buy |
3,137
+1,052
| +50% | +$133K | ﹤0.01% | 3861 |
|
|
2024
Q1 | $277K | Buy |
+2,085
| New | +$242K | ﹤0.01% | 4492 |
|
|
2022
Q2 | – | Sell |
-420
| Closed | -$48.9K | – | 10652 |
|
|
2022
Q1 | $63K | Sell |
420
-329
| -44% | -$51.1K | ﹤0.01% | 6816 |
|
|
2021
Q4 | $130K | Sell |
749
-383
| -34% | -$59.9K | ﹤0.01% | 5831 |
|
|
2021
Q3 | $193K | Buy |
1,132
+700
| +162% | +$107K | ﹤0.01% | 5647 |
|
|
2021
Q2 | $76K | Sell |
432
-542
| -56% | -$98.5K | ﹤0.01% | 7112 |
|
|
2021
Q1 | $180K | Buy |
974
+643
| +194% | +$108K | ﹤0.01% | 4903 |
|
|
2020
Q4 | $49K | Buy |
+331
| New | +$43.3K | ﹤0.01% | 6206 |
|
|
2018
Q4 | – | Sell |
-6,683
| Closed | -$483K | – | 7500 |
|
|
2018
Q3 | $535K | Sell |
6,683
-642
| -9% | -$58.6K | ﹤0.01% | 2561 |
|
|
2018
Q2 | $701K | Buy |
+7,325
| New | +$799K | ﹤0.01% | 2129 |
|
|
2018
Q1 | – | Sell |
-10,256
| Closed | -$1.13M | – | 6575 |
|
|
2017
Q4 | $969K | Buy |
+10,256
| New | +$1.02M | 0.04% | 411 |
|
|
2017
Q3 | – | Sell |
-5,868
| Closed | -$480K | – | 6332 |
|
|
2017
Q2 | $394K | Buy |
+5,868
| New | +$445K | 0.02% | 786 |
|
|
2016
Q4 | – | Sell |
-2,830
| Closed | -$153K | – | 6260 |
|
|
2016
Q3 | $140K | Buy |
2,830
+2,329
| +465% | +$110K | 0.01% | 1290 |
|
|
2016
Q2 | $21K | Sell |
501
-618
| -55% | -$24K | ﹤0.01% | 2847 |
|
|
2016
Q1 | $42K | Buy |
+1,119
| New | +$38.2K | ﹤0.01% | 2106 |
|
|
2015
Q4 | – | Sell |
-855
| Closed | -$28K | – | 5837 |
|
|
2015
Q3 | $28K | Buy |
855
+634
| +287% | +$22.1K | ﹤0.01% | 2460 |
|
|
2015
Q2 | $8K | Sell |
221
-677
| -75% | -$24.7K | ﹤0.01% | 3259 |
|
|
2015
Q1 | $30K | Buy |
898
+832
| +1,261% | +$29.2K | ﹤0.01% | 1973 |
|
|
2014
Q4 | $2K | Buy |
+66
| New | +$2.33K | ﹤0.01% | 3774 |
|
Other funds holding MKSI
AMH
Simplex Trading's MKSI Position: Q2 2026 in Review
Simplex Trading opened a new position in MKS Inc (MKSI) in Q2 2026: 5,931 shares worth $2.64M. The stake represents ﹤0.01% of the portfolio and ranks #1746 among its holdings. This is a return to the name: Simplex Trading previously reported a position in MKSI as recently as Q1 2025.
Simplex Trading first reported a position in MKSI in Q4 2014 and has held it in 22 quarters since. 776 funds tracked by Wall St. Rank hold MKSI as of Q2 2026.
- Simplex Trading held 5,931 shares of MKS Inc worth $2.64M as of Q2 2026.
- MKS Inc was a new Simplex Trading position in Q2 2026.
- MKS Inc made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #1746 holding.
- Simplex Trading first reported a position in MKS Inc in Q4 2014 and has held it in 22 quarters since.
- 776 funds tracked by Wall St. Rank held MKS Inc as of Q2 2026.
Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.