ARM ARM HOLDINGS PLC /UK
Price Chart
Executive Summary
Two senior ARM insiders — the Chief Commercial Officer and Chief Accounting Officer — sold a combined $5.45M in open-market sales over two days, with the CAO alone accounting for $4.44M. At 0.0012% of ARM's $438B market cap, the dollar value is trivial and well within routine portfolio diversification patterns, carrying no material bearish signal.
Key Financial Metrics
Actionable Insight
The dollar amount is too small relative to ARM's massive market cap to warrant any trading action. Monitor for any larger insider sales or a broader pattern of C-suite selling that could signal a change in sentiment, but this cluster alone is routine.
Key Facts
- Chief Commercial Officer William Abbey sold 2,644 shares at $383.73 on June 1, 2026, totaling $1.01M
- Chief Accounting Officer Laura Bartels sold 11,306 shares at $392.70 on June 2, 2026, totaling $4.44M
- Combined cluster value of $5.45M represents ~0.0012% of ARM's $438.2B market cap
- Both transactions were open-market sales (code S), not tax-withholding or derivative exercises
- No insider purchases were reported in the cluster window
Financial Impact
Total insider sales of $5.45M, which is ~0.0012% of market cap — immaterial relative to company size
Risk Factors
- Insider sales could accelerate if ARM's stock continues its strong run, but no evidence of coordinated or informed selling here
- No purchases to offset the selling — but at this scale, that is not unusual
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ARM-1780607229219 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 4, 2026
1d ago
|
Insider Cluster
| $390.51 awaiting T+5 | awaiting T+5 | — | $342.93 (−12.18%) |
|
May 26, 2026
10d ago
|
Insider Cluster
| $302.71 $402.71 | ▲ +33.03% | ▲ +31.83% | $342.93 (+13.29%) |
|
May 26, 2026
10d ago
|
20-F
| $302.71 $402.71 | ▲ +33.03% | ▲ +31.83% | $342.93 (+13.29%) |
|
May 22, 2026
14d ago
|
Insider Cluster
| $321.22 $408.85 | ▲ +27.28% | ▲ +26.20% | $342.93 (+6.76%) |
|
May 21, 2026
15d ago
|
Insider Cluster
| $306.51 $408.85 | ▲ +33.39% | ▲ +31.71% | $342.93 (+11.88%) |
|
May 20, 2026
16d ago
|
144
| $256.73 $302.71 | ▲ +17.91% | ▲ +16.67% | $342.93 (+33.58%) |
|
May 19, 2026
17d ago
|
Insider Cluster
| — | awaiting T+5 | — | — |
|
Apr 22, 2026
6w ago
|
144
| $196.57 $197.52 | ▲ +0.48% | ▲ +0.43% | $342.93 (+74.46%) |
|
Apr 21, 2026
6w ago
|
6-K
| $175.49 $198.65 | ▲ +13.20% | ▲ +12.11% | $342.93 (+95.41%) |
US Market Status
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