MKSI: MKS Instruments Inc.

As of Wednesday, September 30th, 2026

$ 265.36

-0.66 -0.25%

Open: 267.82
High: 268.00
Low: 260.23
Volume: 750,016
Previous Close on Tuesday, September 29th, 2026

$ 266.02

+7.64 +2.96%

Open: 264.18
High: 266.28
Low: 261.36
Volume: 806,887

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-09-30 267.82 268.00 260.23 265.36 750,016 -0.66 -0.25
2026-09-29 264.18 266.28 261.36 266.02 806,887 +7.64 +2.96
2026-09-28 259.56 259.69 251.19 258.38 1,094,881 -2.44 -0.94
2026-09-25 261.01 262.66 257.90 260.82 683,189 +2.84 +1.10
2026-09-24 256.64 259.82 254.21 257.98 695,172 -4.74 -1.80
2026-09-23 260.37 263.78 253.41 262.72 1,534,156 +2.35 +0.90
2026-09-22 253.50 260.66 252.60 260.37 1,034,577 +3.45 +1.34
2026-09-21 258.20 259.00 251.79 256.92 945,209 +4.84 +1.92
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 268.00
On 2026-09-30		 251.19
On 2026-09-28		 2.64 1.00 262.66
On 2026-09-25		 251.19
On 2026-09-28		 -4.37 261.71
10D 268.00
On 2026-09-30		 238.45
On 2026-09-17		 30.08 12.78 263.78
On 2026-09-23		 251.19
On 2026-09-28		 -4.77 258.09
20D 270.29
On 2026-09-11		 228.46
On 2026-09-15		 18.92 7.68 270.29
On 2026-09-11		 228.46
On 2026-09-15		 -15.48 255.54
WTD 268.00
On 2026-09-30		 251.19
On 2026-09-28		 4.54 1.74 259.69
On 2026-09-28		 259.69
On 2026-09-28		 0.00 263.25
MTD 270.29
On 2026-09-11		 228.46
On 2026-09-15		 9.12 3.56 270.29
On 2026-09-11		 228.46
On 2026-09-15		 -15.48 255.11
As of Wednesday, September 30th, 2026
 
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Ticker Last Chg %Chg Volume
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MKSI

MKS Instruments Inc.

265.36 -0.66 -0.25 750,016