Markets /Technology /MKSI MKS Inc. MKSI Full chart Compare Add to watchlist Set alert Price alert · MKSI Alert when the price is Price abovePrice below Price level Set alert All alert types 211.55 USD +19.28 (+10.03%) Nov 9, 2026, 3:12 PM EST 197.10 Day range 211.55 138.49 52-week range 444.80 YTD +32.38%1 year +36.66% Overview Chart Financials FinancialsValuation & healthEarnings EarningsDividends & splitsAnalysts News Ownership Options Discussion ComparisonSignalsTrend ScoreDiscussionNotesPositionsAlerts ComparisonSignalsTrend ScoreDiscussionNotesPositionsAlerts Discussion (2) Sign in to join the discussion Brian Wise MKSI Jul 2, 2026 · 4 months ago #1 KA BOOM! Tech Wreck 2000 happening again! anonymous MKSI Feb 4, 2021 · 5 years ago #2 $150 support. Will wait $MKSI