Insider Cluster (1 insider) ·Filed Mar 2, 2026
Insider cluster: 2 insiders, $1.1M total
Actionable Insight • Neutral
Monitor for additional insider transactions or corporate developments; while this sale is not material in size, continued selling could signal reduced confidence.
Final — all horizons settled through T+60d
MKSI ▲ +37.28% at T+60d
NEUTRAL call ✓ call won +37.28% · α vs SPY +27.95% · entry $243.38 → $334.11
T+1d
-4.48%
call -4.48% · α -3.56%
$232.48
settled 7mo ago
T+5d
-10.37%
call -10.37% · α -9.16%
$218.15
settled 7mo ago
T+20d
-13.88%
call -13.88% · α -5.95%
$209.59
settled 6mo ago
T+60d
+37.28%
call +37.28% · α +27.95%
$334.11
settled 4mo ago
Price Chart
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Executive Summary
An executive at MKSI — EVP & GM of VSD — sold over $1 million in shares through open-market transactions in the past week. This is part of a broader trend of insider selling, with $7.2 million in sales over the last 30 days.
Key Financial Metrics
Direction
selling
Total Value
$1.0M
Insiders
1
Key Facts
- Eric Robert Taranto, EVP & GM of VSD at MKSI, sold 4,567.879 shares at $220.522 per share.
- Total transaction value: $1,007,317.813 in open-market sale (Form 4, transaction code 'S').
- This sale is part of a larger cluster of insider selling — $7.2 million in total over the past 30 days.
- The transaction represents approximately 0.007% of MKSI's $14.1B market cap — below the 0.1% threshold for materiality.
Financial Impact
$1.007M in open-market sales by one C-suite executive
insider ownershipmarket sentiment
Risk Factors
- Perception risk from sustained insider selling, even if individual trades are small.
- Potential misinterpretation of routine portfolio diversification as negative sentiment.
Market Snapshot
Exchange
Nasdaq
Investment Themes
Industrials & Manufacturing
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (1 trades, 7d window) | cluster-MKSI-1773072115855 |
20 reports for MKSI
Track record builds as more directional reports settle.
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 1, 2026 4w ago | 144 | $246.44 $265.36 | ▲ +7.68% | ▲ +7.36% | $282.86 (+14.78%) |
Jul 13, 2026 11w ago | Press Release | $352.03 $290.59 | ▼ −17.45% | ▼ −20.64% | $282.86 (−19.65%) |
Jun 8, 2026 16w ago | Insider Cluster | $312.09 $368.06 | ▲ +17.93% | ▲ +16.30% | $282.86 (−9.37%) |
Jun 2, 2026 17w ago | Insider Cluster | $329.66 $411.05 | ▲ +24.69% | ▲ +26.51% | $282.86 (−14.20%) |
Jun 2, 2026 17w ago | Insider Cluster | $329.66 $411.05 | ▲ +24.69% | ▲ +26.51% | $282.86 (−14.20%) |
May 28, 2026 18w ago | Insider Cluster | $323.41 $410.31 | ▲ +26.87% | ▲ +29.56% | $282.86 (−12.54%) |
May 28, 2026 18w ago | Insider Cluster | $323.41 $410.31 | ▲ +26.87% | ▲ +29.56% | $282.86 (−12.54%) |
May 26, 2026 18w ago | Insider Cluster | $332.43 $389.17 | ▲ +17.07% | ▲ +19.33% | $282.86 (−14.91%) |
May 26, 2026 18w ago | Insider Cluster | $332.43 $389.17 | ▲ +17.07% | ▲ +19.33% | $282.86 (−14.91%) |
May 19, 2026 19w ago | Insider Cluster | $293.92 $366.31 | ▲ +24.63% | ▲ +22.37% | $282.86 (−3.76%) |
Showing 10 of 20
US Market Status
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