The insider selling is routine in size and timing relative to the post-earnings window. No bearish signal here. Monitor for any open-market sales by CEO Birgit Girshick or CFO Michael Knell in the coming weeks, which would be a more significant signal. The bullish earnings catalyst remains the dominant narrative.
Price Chart
Executive Summary
A cluster of insider selling at Charles River Laboratories (CRL) totaling $10.21M occurred within 9 days of the Q2 2026 earnings beat. The selling is concentrated among a director (Foster, $7.9M), a CEVP (Parisotto, $1.04M), and an EVP (Creamer, $1.08M), all of which are open-market sales. While the earnings report was bullish (beat on EPS, raised guidance), the insider sales are likely liquidity-driven, as they coincide with option exercises and vesting, and the total value represents only 0.075% of the $13.6B market cap, falling below the 0.1% materiality threshold. The cluster is not a bearish signal given the small proportional size and the context of post-earnings window openings, but it warrants monitoring for any follow-on sales by the CEO or CFO.
Key Financial Metrics
Key Facts
- Insider cluster of 4 executives sold $10.21M in open-market sales over a 7-day window.
- Director James C. Foster accounted for $7.9M (77%) of the total selling.
- Total sales represent only 0.075% of CRL's $13.6B market cap, below the 0.1% materiality threshold.
- Sales occurred 9 days after a bullish Q2 earnings report (EPS beat by 10.6%, raised guidance).
- Multiple sales coincide with option exercises (non-cash events), suggesting liquidity/vesting-driven selling.
Financial Impact
Insider selling of $10.21M, representing 0.075% of market cap
Risk Factors
- Insider selling could accelerate if the stock continues to rally post-earnings.
- The cluster includes a director selling a large absolute amount ($7.9M), which could be misinterpreted by the market.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-CRL-1786691116080 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 27, 2026 5w ago | Insider Cluster | $296.41 $294.44 | ▼ −0.66% | ▼ −0.16% | $290.19 (−2.10%) |
Aug 20, 2026 6w ago | Insider Cluster | $291.45 $278.06 | ▼ −4.59% | ▼ −4.59% | $290.19 (−0.43%) |
Aug 13, 2026 7w ago | Insider Cluster | $281.27 $278.26 | ▼ −1.07% | ▲ +0.68% | $290.19 (+3.17%) |
Aug 11, 2026 7w ago | Insider Cluster | $282.00 $278.35 | ▼ −1.29% | ▼ −0.24% | $290.19 (+2.90%) |
Aug 10, 2026 7w ago | Insider Cluster | $282.00 $278.35 | ▼ −1.29% | ▼ −0.24% | $290.19 (+2.90%) |
Aug 5, 2026 8w ago | 8-K | $260.72 $291.76 | ▲ +11.91% | ▲ +12.51% | $290.19 (+11.30%) |
May 7, 2026 21w ago | 8-K | $180.78 $179.87 | ▲ +0.51% | ▲ +3.64% | $290.19 (−60.52%) |
Feb 25, 2026 31w ago | 8-K | $167.50 $164.89 | ▼ −1.56% | ▲ +3.68% | $290.19 (+73.24%) |
US Market Status
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