MKS INC (MKSI) Stock Chart

NASDAQ:MKSI • US55306N1046

259.27 USD
+10.19 (+4.09%)
At close: Feb 20, 2026
259.5 USD
+0.23 (+0.09%)
After Hours: 2/20/2026, 8:00:01 PM
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MKS INC / MKSI Daily stock chart