MKSI

Bearish

Insider activity · 23 filings tracked since May 12, 2026

9 insiders · 16 open-market trades

CatalystView track record

Our last 10 calls on MKSI

avg conviction 5.0/100 bullish10 bearish
May 28, 2026BEARISHDirector Colella sells $153K MKSI stake in first-ever open-market trade4
May 28, 2026BEARISHDirector Donahue sells $689K MKSI stake in first-ever open-market trade6
May 27, 2026BEARISHEVP Philip sells $826K MKSI stake in first open-market sale, cutting holdings 13%4
May 26, 2026BEARISHCEO Lee Tseng-Chung sells $3.2M MKSI stake in first-ever open-market transaction8
May 26, 2026BEARISHCFO Ramakumar liquidates entire $2.8M MKSI stake in first-ever open-market trade7
Historical pattern analysis. Past signal performance does not predict future returns.

Politicians also trading MKSI

Hon. Lisa McClainHouse · 4 trades
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