Monitor for upcoming earnings or guidance changes; CFO-led selling at this level may signal caution despite strong stock performance. Consider whether this is part of a pre-arranged 10b5-1 plan or reactive to internal metrics.
Price Chart
Executive Summary
Three insiders at Comfort Systems USA (FIX) sold shares in the past week, including CFO William J. Sandbrook, who sold $3.6M worth of stock. Total open-market sales amounted to $5.7M, representing a modest but notable cluster of selling by corporate insiders.
Key Financial Metrics
Key Facts
- CFO William J. Sandbrook sold 2,500 shares for $3.61M in open-market transactions on 2026-02-24
- Director Constance Ellen Skidmore sold 1,000 shares for $1.43M on the same day
- VP Pablo G. Mercado sold 500 shares for $702,500 on 2026-02-23
- Total insider selling: $5.74M in the past 7 days, all via open-market sales (code S)
- Selling represents approximately 0.011% of company's $51.2B market cap — small in relative terms but concentrated among senior executives
Financial Impact
$5.74 million in insider sales over 7 days, led by CFO
Risk Factors
- Insider selling, especially by CFO, could indicate lack of confidence in near-term prospects
- Potential for negative market interpretation despite relatively small dollar size as % of market cap
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (3 trades, 7d window) | cluster-FIX-1772124733858 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 18, 2026 6w ago | Insider Cluster | $1,696.06 $1,573.96 | ▼ −7.20% | ▼ −5.25% | $1,685.29 (−0.63%) |
Aug 3, 2026 8w ago | 8-K | $1,775.86 $1,554.37 | ▼ −12.47% | ▼ −11.23% | $1,685.29 (−5.10%) |
Jun 22, 2026 14w ago | 8-K | $1,908.07 $1,712.18 | ▼ −10.27% | ▼ −11.43% | $1,685.29 (−11.68%) |
May 1, 2026 21w ago | 8-K | $1,891.95 $1,787.88 | ▼ −5.50% | ▼ −11.15% | $1,685.29 (−10.92%) |
Apr 29, 2026 22w ago | Insider Cluster | $1,724.14 $1,867.09 | ▲ +8.29% | ▲ +2.83% | $1,685.29 (−2.25%) |
Apr 29, 2026 22w ago | Insider Cluster | $1,724.14 $1,867.09 | ▲ +8.29% | ▲ +2.83% | $1,685.29 (−2.25%) |
Apr 23, 2026 23w ago | 8-K | $1,726.12 $1,835.33 | ▲ +6.33% | ▲ +2.30% | $1,685.29 (−2.37%) |
Feb 28, 2026 30w ago | Institutional Cluster | $1,437.49 $1,273.18 | ▼ −11.43% | ▼ −3.49% | $1,685.29 (+17.24%) |
Feb 24, 2026 31w ago | Insider Cluster | $1,467.82 $1,461.52 | ▲ +0.43% | ▼ −4.56% | $1,685.29 (−14.82%) |
Feb 24, 2026 31w ago | Insider Cluster | $1,467.82 $1,461.52 | ▼ −0.43% | ▲ +4.56% | $1,685.29 (+14.82%) |
US Market Status
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