Holding/activity history for MKS Instruments (MKSI)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2022 Q4 | 0 | 0 | Sell 100.00% | 0.14 | |
| 2022 Q3 | 8,194 | 0.14 | Reduce 1.82% | 0.00 | $82.62 |
| 2022 Q2 | 8,346 | 0.16 | Add 0.81% | 0.00 | $102.68 |
| 2022 Q1 | 8,279 | 0.20 | Add 4.05% | 0.01 | $150.02 |
| 2021 Q4 | 7,957 | 0.21 | Reduce 17.43% | 0.04 | $174.19 |
| 2021 Q3 | 9,637 | 0.22 | Add 1.24% | 0.00 | $150.88 |
| 2021 Q2 | 9,519 | 0.25 | Reduce 1.49% | 0.00 | $177.96 |
| 2021 Q1 | 9,663 | 0.28 | Reduce 3.44% | 0.01 | $185.45 |
| 2020 Q4 | 10,007 | 0.25 | Add 1.28% | 0.00 | $150.49 |
| 2020 Q3 | 9,881 | 0.20 | Add 0.35% | 0.00 | $109.20 |
| 2020 Q2 | 9,847 | 0.21 | Add 1.16% | 0.00 | $113.23 |
| 2020 Q1 | 9,734 | 0.18 | Add 5.67% | 0.01 | $81.47 |
| 2019 Q4 | 9,212 | 0.17 | Add 32.09% | 0.04 | $109.97 |
| 2019 Q3 | 6,974 | 0.07 | Add 0.48% | 0.00 | $92.34 |
| 2019 Q2 | 6,941 | 0.06 | Reduce 9.54% | 0.01 | $77.94 |
| 2019 Q1 | 7,673 | 0.08 | Add 5.76% | 0.00 | $93.05 |
| 2018 Q4 | 7,255 | 0.06 | Reduce 1.20% | 0.00 | $64.65 |
| 2018 Q3 | 7,343 | 0.06 | $80.21 |