MKSI MKS INC
NEUTRAL
Impact: 3/10
Insider Cluster (1 insider)
Insider cluster: 2 insiders, $1.1M total
Final — all horizons settled through T+60d
MKSI ▲ +51.92% at T+60d
NEUTRAL call ✓ call won +51.92% · α vs SPY +39.14% · entry $209.07 → $317.62
Last close $355.69 (close Jun 12) · +70.13% from $209.07 entry
T+1d
+4.34%
call +4.34% · α +3.50%
$218.15
settled 3mo ago
T+5d
+1.66%
call +1.66% · α +3.19%
$212.55
settled 3mo ago
T+20d
+13.34%
call +13.34% · α +15.38%
$236.96
settled 2mo ago
T+60d
+51.92%
call +51.92% · α +39.14%
$317.62
settled 14d ago
Price Chart
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Executive Summary
Director Jacqueline Moloney sold 340 shares of MKSI in the open market for $72,705. This single transaction is part of a broader pattern of recent insider selling, with six insiders collectively selling $7.3M in the past 30 days.
Key Financial Metrics
Direction
selling
Total Value
$72.7K
Insiders
1
Actionable Insight
Monitor for additional insider sales or commentary around earnings; current activity is routine in magnitude and does not signal material concern given the small dollar amount relative to market cap.
Key Facts
- Director Jacqueline Moloney sold 340.107 shares at $213.7717 per share for a total of $72,705.25
- Transaction was an open-market sale (Form 4 code 'S')
- Part of a larger cluster: 6 insiders sold $7.3M worth of stock in the past 30 days
- This single trade represents approximately 0.0005% of MKSI's $14.4B market cap
Financial Impact
$72,705 in open-market sales by one director
insider ownershipinsider sentiment
Risk Factors
- Continued insider selling could indicate waning confidence
- If selling accelerates ahead of earnings or guidance, it may precede negative news
Market Snapshot
Exchange
Nasdaq
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-1773411620644 |
18 reports for MKSI
Track record builds as more directional reports settle.
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 8, 2026
6d ago
|
Insider Cluster
| $318.94 awaiting T+1 | awaiting T+1 | — | $355.69 (+11.52%) |
|
Jun 2, 2026
12d ago
|
Insider Cluster
| $329.66 $334.97 | ▲ +1.61% | ▲ +2.33% | $355.69 (+7.90%) |
|
Jun 2, 2026
12d ago
|
Insider Cluster
| $329.66 $334.97 | ▲ +1.61% | ▲ +2.33% | $355.69 (+7.90%) |
|
May 28, 2026
17d ago
|
Insider Cluster
| $323.41 $322.60 | ▼ −0.25% | ▼ −0.49% | $355.69 (+9.98%) |
|
May 28, 2026
17d ago
|
Insider Cluster
| $323.41 $322.60 | ▼ −0.25% | ▼ −0.49% | $355.69 (+9.98%) |
|
May 26, 2026
19d ago
|
Insider Cluster
| $332.43 $326.37 | ▼ −1.82% | ▼ −1.84% | $355.69 (+7.00%) |
|
May 26, 2026
19d ago
|
Insider Cluster
| $332.43 $326.37 | ▼ −1.82% | ▼ −1.84% | $355.69 (+7.00%) |
|
May 19, 2026
26d ago
|
Insider Cluster
| $293.92 $311.24 | ▲ +5.89% | ▲ +4.85% | $355.69 (+21.02%) |
|
May 15, 2026
4w ago
|
Insider Cluster
| $302.72 $295.27 | ▼ −2.46% | ▼ −2.40% | $355.69 (+17.50%) |
|
May 11, 2026
5w ago
|
Insider Cluster
| $318.37 $311.57 | ▼ −2.14% | ▼ −2.00% | $355.69 (+11.72%) |
Showing 10 of 18
US Market Status
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