The insider sales are too small to warrant concern. The strong Q1 earnings and raised guidance dominate the narrative. Monitor for any larger insider sales in the coming weeks, but this cluster alone does not signal a change in outlook.
Price Chart
Executive Summary
Two PTCT insiders, including CEO Matthew Klein, sold a combined ~$115K in open-market sales within a week of the company's strong Q1 2026 earnings report. The sales are trivial relative to the $6.0B market cap (~0.002%) and are likely routine portfolio diversification following a 47% YoY product revenue surge and raised guidance. The cluster is not informative of bearish sentiment.
Key Financial Metrics
Key Facts
- CEO Matthew Klein sold 679 shares at $73.06 for ~$50K on 2026-05-14.
- EVP & CLO Mark Elliott Boulding sold 840 shares at $78.23 for ~$66K on 2026-05-08.
- Total open-market sales: ~$115K, representing ~0.002% of PTCT's $6.0B market cap.
- CEO also received a non-cash grant of 12,500 shares on 2026-05-13.
- Q1 2026 total revenue was $273M, up 44% YoY; product revenue rose 47% YoY to $226M.
- Full-year product revenue guidance raised to $750-$850M.
- Net loss was $2.8M in Q1 2026 vs. net income of $866.6M in Q1 2025 (prior year included a large one-time gain).
Financial Impact
Insider sales of ~$115K are immaterial relative to $6.0B market cap.
Risk Factors
- Translarna revenue declined 32% YoY ($59M vs. $86M) due to generic competition.
- Emflaza revenue declined 55% YoY ($21.5M vs. $47.8M) due to generic erosion.
- Net loss of $2.8M vs. prior-year net income of $866.6M (though prior year included a large one-time gain).
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-PTCT-1778880045161 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 21, 2026 6w ago | Insider Cluster | $69.82 $65.26 | ▼ −6.53% | ▼ −6.00% | $63.46 (−9.11%) |
Jul 16, 2026 11w ago | Press Release | $78.52 $71.97 | ▲ +8.34% | ▲ +11.96% | $63.46 (+19.18%) |
Jul 16, 2026 11w ago | Insider Cluster | $78.52 $71.97 | ▼ −8.34% | ▼ −11.96% | $63.46 (−19.18%) |
Jul 13, 2026 11w ago | Insider Cluster | $81.33 $74.63 | ▼ −8.24% | ▼ −11.42% | $63.46 (−21.97%) |
Jul 8, 2026 12w ago | Insider Cluster | $88.57 $69.21 | ▼ −21.86% | ▼ −25.13% | $63.46 (−28.35%) |
Jun 26, 2026 13w ago | Insider Cluster | $81.57 $76.82 | ▼ −5.82% | ▼ −5.54% | $63.46 (−22.20%) |
Jun 16, 2026 15w ago | 8-K | $73.27 $78.06 | ▲ +6.54% | ▲ +6.34% | $63.46 (−13.39%) |
Jun 9, 2026 16w ago | 8-K | $73.35 $89.55 | ▲ +22.09% | ▲ +18.46% | $63.46 (−13.48%) |
May 19, 2026 19w ago | Insider Cluster | $71.02 $78.98 | ▲ +11.21% | ▲ +10.47% | $63.46 (−10.64%) |
May 15, 2026 19w ago | Insider Cluster | $70.15 $73.27 | ▲ +4.45% | ▲ +2.87% | $63.46 (−9.54%) |
US Market Status
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