Ticker: MRSH CUSIP: 571748102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 8,300 | $2 | $186.43 | $173.30 - $207.83 |
| Q3 2025 | 8,300 | $2 | $204.01 | $193.16 - $217.79 |
| Q2 2025 | 8,300 | $2 | $223.19 | $207.03 - $245.83 |
| Q1 2025 | 8,500 | $2 | $223.35 | $202.92 - $243.01 |
| Q4 2024 | 10,000 | $2 | $217.77 | $205.01 - $231.80 |
| Q3 2024 | 7,000 | $2 | $216.92 | $203.69 - $227.83 |
| Q2 2024 | 9,000 | $2 | $200.17 | $190.69 - $211.90 |
| Q1 2024 | 9,000 | $2 | $193.37 | $182.28 - $203.67 |
| Q4 2023 | 9,700 | $2 | $186.95 | $177.61 - $196.74 |
| Q3 2023 | 9,700 | $2 | $184.60 | $176.10 - $192.52 |
| Q2 2023 | 10,700 | $2 | $170.44 | $158.35 - $182.02 |
| Q1 2023 | 10,700 | $2 | $159.32 | $144.98 - $169.70 |
| Q4 2022 | 12,700 | $2 | $155.95 | $140.95 - $169.03 |
| Q3 2022 | 12,700 | $1,896 | $152.34 | $138.65 - $166.00 |
| Q2 2022 | 12,700 | $1,972 | $151.71 | $135.36 - $173.83 |
| Q1 2022 | 14,200 | $2,420 | $148.65 | $134.43 - $164.01 |
| Q4 2021 | 20,700 | $3,598 | $156.21 | $141.53 - $165.13 |
| Q3 2021 | 20,700 | $3,135 | $141.63 | $128.41 - $152.48 |
| Q2 2021 | 20,700 | $2,912 | $125.21 | $112.59 - $132.40 |
| Q1 2021 | 20,700 | $2,521 | $107.02 | $98.83 - $113.89 |
| Q4 2020 | 22,700 | $2,604 | $105.23 | $94.36 - $110.82 |
| Q3 2020 | 22,700 | $2,604 | $105.63 | $97.93 - $111.90 |
| Q2 2020 | 21,700 | $2,330 | $93.00 | $71.99 - $103.18 |
| Q1 2020 | 21,700 | $1,876 | $97.35 | $67.78 - $109.87 |
| Q4 2019 | 21,700 | $2,418 | $95.06 | $86.01 - $104.01 |
| Q3 2019 | 21,700 | $2,165 | $90.54 | $85.70 - $93.91 |
| Q2 2019 | 21,700 | $2,165 | $86.29 | $82.49 - $90.62 |
| Q1 2019 | 21,700 | $2,038 | $79.33 | $69.39 - $85.50 |
| Q4 2018 | 24,200 | $1,930 | $74.46 | $66.23 - $80.27 |
| Q3 2018 | 24,200 | $2,002 | $75.30 | $71.83 - $78.35 |
| Q2 2018 | 30,200 | $2,475 | $72.21 | $69.38 - $74.98 |
| Q1 2018 | 30,200 | $2,494 | $72.87 | $69.13 - $75.89 |
| Q4 2017 | 26,000 | $2,116 | $72.87 | $70.08 - $76.08 |
| Q3 2017 | 26,000 | $2,179 | $69.18 | $66.77 - $73.79 |
| Q2 2017 | 26,000 | $2,027 | $65.59 | $62.21 - $70.09 |
| Q1 2017 | 26,000 | $1,921 | $61.73 | $57.29 - $65.47 |
| Q4 2016 | 31,400 | $2,122 | $57.67 | $53.49 - $60.18 |
| Q3 2016 | 31,400 | $2,112 | $57.32 | $55.91 - $58.65 |
| Q2 2016 | 31,400 | $2,150 | $54.66 | $50.84 - $58.55 |
| Q1 2016 | 31,400 | $1,909 | $47.39 | $42.68 - $51.78 |
| Q4 2015 | 26,300 | $1,458 | $46.40 | $42.63 - $48.51 |
| Q3 2015 | 26,300 | $1,373 | $46.73 | $42.51 - $49.38 |
| Q2 2015 | 13,500 | $765 | $48.09 | $46.11 - $50.08 |