Traders should monitor for potential downward pressure on DGX shares, especially if no offsetting institutional buying emerges. The concentration of C-suite selling on a single day is a negative signal, particularly in absence of recent positive news.
Price Chart
Executive Summary
Three Quest Diagnostics executives sold shares in a coordinated open-market transaction on March 5, 2026, totaling approximately $2.53 million. The sales were conducted at $206.21 per share and represent a material insider selling cluster. A director also received a non-cash award of 215 shares on March 9.
Key Financial Metrics
Key Facts
- SVP Patrick Plewman sold 2,855 shares for $588,729.55
- EVP Catherine Doherty sold 5,558 shares for $1,146,115.18
- SVP Michael Prevoznik sold 3,878 shares for $799,682.38
- Total open-market sales: $2,534,527.11 across three C-suite executives
- All sales occurred on March 5, 2026, at $206.21 per share
- Director Timothy Wentworth received 215 shares via non-cash grant on March 9, 2026
Financial Impact
$2.53 million in open-market insider sales, representing ~0.011% of Quest Diagnostics' $22.1B market cap
Risk Factors
- Insider selling may indicate lack of confidence in near-term performance or valuation
- Potential for negative market perception leading to short-term share price weakness
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (4 trades, 7d window) | cluster-DGX-1773266891498 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 9, 2026 23d ago | Press Release | $231.14 $247.45 | ▲ +7.06% | ▲ +7.56% | $233.27 (+0.92%) |
Sep 3, 2026 29d ago | Insider Cluster | $239.40 $235.02 | ▼ −1.83% | ▼ −0.68% | $233.27 (−2.56%) |
Jul 23, 2026 10w ago | 8-K | $227.90 $234.30 | ▲ +2.81% | ▲ +2.33% | $233.27 (+2.36%) |
May 8, 2026 20w ago | 8-K | $189.81 $189.84 | ▲ +0.02% | ▲ +0.10% | $233.27 (+22.90%) |
Apr 21, 2026 23w ago | 8-K | $205.04 $195.05 | ▼ −4.87% | ▼ −5.96% | $233.27 (+13.77%) |
Apr 16, 2026 24w ago | Court Ruling | $191.46 $199.53 | ▲ +4.21% | ▲ +3.25% | $233.27 (+21.84%) |
Mar 5, 2026 30w ago | Insider Cluster | $203.09 $200.01 | ▲ +1.52% | ▼ −0.72% | $233.27 (−14.86%) |
Mar 3, 2026 30w ago | Insider Cluster | $207.46 $200.03 | ▼ −3.58% | ▼ −3.10% | $233.27 (+12.44%) |
Mar 3, 2026 30w ago | Insider Cluster | $207.46 $200.03 | ▼ −3.58% | ▼ −3.10% | $233.27 (+12.44%) |
US Market Status
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