No material insider buying or selling signal — activity is consistent with routine vesting of equity awards and tax settlements. Traders should not interpret this cluster as a directional signal.
Price Chart
Executive Summary
Quest Diagnostics insiders saw a mix of non-cash award and tax withholding events alongside modest open-market sales. The $1.7M in share grants and $1.1M in tax-related share dispositions are routine, while $326K in open-market sales by three SVPs is small relative to the $22.4B market cap, indicating low materiality.
Key Financial Metrics
Key Facts
- SVPs Doherty, Plewman, and Prevoznik sold a total of $326K in shares on the open market on March 3, 2026.
- SVP Kuppusamy Karthik was awarded 6,200 shares ($1.27M) and SVP Deppe received 1,473 shares ($301K) on March 4, 2026.
- Multiple insiders, including CEO Davis and CFO Samad, surrendered shares to cover tax obligations, totaling $1.1M in non-cash transactions.
- All transactions occurred around the same time, likely tied to a regular equity award vesting cycle.
Financial Impact
$326K in open-market selling, $1.57M in share grants, $1.1M in tax withholding dispositions
Risk Factors
- Perception risk if investors misinterpret tax withholding as active selling.
- Minor negative sentiment from three SVPs selling shares, though volume is negligible relative to 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 (13 trades, 7d window) | cluster-DGX-1772833433979 |
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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