The insider sales are small relative to market cap and likely driven by routine portfolio diversification or tax planning. Monitor for any upcoming 8-K filings or earnings pre-announcements that could provide context, but no immediate action is warranted.
Price Chart
Executive Summary
Two ATI insiders, including a Senior VP and a Director, sold a combined $3.93M in open-market sales over a week. While the dollar amount is modest relative to ATI's $28.1B market cap (0.014%), the cluster includes a C-suite-level executive sale, which warrants attention. The historical calibration shows strong past performance on ATI reports, but the insider sales pattern here is not amplified by the proportionality band and is likely liquidity-driven given the company's large cap.
Key Financial Metrics
Key Facts
- Director David J Morehouse sold 2,500 shares at $201.61 for $501K on 2026-09-02.
- Senior VP and CDIO Timothy J Harris sold 16,500 shares at $207.54 for $3.42M on 2026-09-08.
- Total insider sales of $3.93M represent ~0.014% of ATI's $28.1B market cap.
- The cluster is a pure sell cluster with no insider buying activity.
Financial Impact
Total insider sales of $3.93M, representing 0.014% of market cap — immaterial relative to company size.
Risk Factors
- Insider sales could precede negative company news, though the small size relative to market cap reduces this risk.
- The cluster includes a Senior VP sale, which is slightly more informative than a director sale, but still not a strong bearish signal.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ATI-1789106494379 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 10, 2026 22d ago | Insider Cluster | $199.00 $183.64 | ▼ −7.72% | ▼ −7.22% | $192.42 (−3.31%) |
Sep 4, 2026 27d ago | Insider Cluster | $207.32 $186.69 | ▼ −9.95% | ▼ −8.83% | $192.42 (−7.19%) |
Aug 26, 2026 5w ago | Insider Cluster | $212.86 $201.69 | ▼ −5.25% | ▼ −5.13% | $192.42 (−9.60%) |
Aug 6, 2026 8w ago | 8-K | $223.43 $227.22 | ▲ +1.70% | ▲ +0.48% | $192.42 (−13.88%) |
Aug 3, 2026 8w ago | Institutional Cluster | $193.12 $228.19 | ▲ +18.16% | ▲ +16.13% | $192.42 (−0.36%) |
Jul 23, 2026 10w ago | Institutional Cluster | $199.84 $181.90 | ▼ −8.98% | ▼ −9.45% | $192.42 (−3.71%) |
Jun 3, 2026 17w ago | 8-K | $181.10 $199.50 | ▲ +10.16% | ▲ +12.71% | $192.42 (+6.25%) |
Jun 3, 2026 17w ago | 8-K | $179.94 $183.37 | ▲ +1.91% | ▲ +5.73% | $192.42 (+6.94%) |
Apr 30, 2026 22w ago | 8-K | $155.46 $165.08 | ▲ +6.19% | ▲ +4.46% | $192.42 (+23.77%) |
Mar 24, 2026 27w ago | DEFA14A | $149.59 $145.46 | ▼ −2.76% | ▼ −2.34% | $192.42 (+28.63%) |
US Market Status
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