Ticker: MKSI CUSIP: 55306N104 Class: EQTY
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 160,613 | $25,666 | $148.21 | $120.73 - $170.37 |
| Q3 2025 | 68,666 | $8,499 | $106.31 | $88.17 - $132.24 |
| Q2 2025 | 195,163 | $19,391 | $80.86 | $54.50 - $100.44 |
| Q1 2025 | 164,565 | $13,190 | $100.21 | $75.89 - $124.28 |
| Q4 2021 | 81,186 | $14,140,166 | $151.09 | $136.06 - $172.80 |
| Q3 2021 | 102,721 | $15,501,626 | $148.13 | $133.76 - $168.78 |
| Q2 2021 | 122,884 | $21,867,208 | $175.09 | $158.98 - $192.11 |
| Q1 2021 | 88,413 | $16,393,538 | $161.78 | $138.78 - $185.00 |
| Q4 2020 | 23,928 | $3,599,968 | $125.75 | $101.82 - $152.08 |
| Q3 2020 | 39,455 | $4,309,670 | $112.47 | $97.77 - $124.64 |
| Q2 2020 | 25,973 | $2,941,183 | $95.31 | $70.45 - $112.06 |
| Q1 2020 | 16,515 | $1,345,147 | $97.84 | $64.00 - $116.86 |
| Q4 2019 | 16,600 | $1,826,166 | $99.99 | $81.07 - $109.78 |
| Q3 2019 | 19,476 | $1,797,245 | $78.64 | $68.69 - $91.29 |
| Q2 2019 | 2,394 | $186,469 | $80.27 | $67.03 - $98.53 |
| Q1 2019 | 3,897 | $362,616 | $76.40 | $59.36 - $88.91 |
| Q4 2018 | 50,234 | $3,245,619 | $68.31 | $53.35 - $77.61 |
| Q3 2018 | 4,172 | $334,386 | $86.11 | $74.38 - $97.19 |
| Q2 2018 | 25,824 | $2,471,357 | $102.60 | $86.55 - $115.42 |
| Q1 2018 | 28,239 | $3,265,841 | $103.13 | $88.32 - $120.60 |
| Q4 2017 | 24,098 | $2,277,261 | $93.43 | $82.69 - $103.63 |
| Q3 2017 | 28,485 | $2,690,408 | $76.52 | $62.45 - $89.48 |
| Q2 2017 | 51,456 | $3,462,989 | $70.74 | $60.40 - $82.65 |
| Q1 2017 | 11,158 | $767,113 | $61.31 | $54.85 - $65.67 |
| Q4 2016 | 10,039 | $596,317 | $50.13 | $43.15 - $57.04 |
| Q3 2016 | 9,805 | $487,603 | $43.66 | $38.22 - $50.60 |
| Q2 2016 | 18,251 | $785,888 | $35.80 | $32.24 - $39.81 |
| Q1 2016 | 9,108 | $342,916 | $31.35 | $28.08 - $35.11 |
| Q4 2015 | 6,555 | $235,980 | $32.52 | $26.43 - $35.02 |
| Q3 2015 | 12,258 | $411,011 | $31.60 | $28.82 - $34.92 |
| Q2 2015 | 5,827 | $221,076 | $32.93 | $29.54 - $35.95 |
| Q1 2015 | 1,276 | $43,142 | $31.63 | $29.59 - $33.22 |
| Q3 2014 | 3,193 | $106,582 | $29.19 | $27.47 - $31.20 |
| Q2 2014 | 165 | $5,155 | $25.69 | $23.72 - $27.88 |
| Q1 2014 | 86 | $2,421 | $26.46 | $25.10 - $28.61 |
| Q4 2013 | 954 | $28,563 | $25.51 | $23.10 - $27.14 |
| Q3 2013 | 14,895 | $396,058 | $23.28 | $21.63 - $25.20 |
| Q2 2013 | 18,470 | $490,194 | $23.45 | $21.31 - $25.25 |