Natera Exec Chairman Sells $16.4M in Shares via 10b5-1 Plan
Natera, Inc.
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Filing Summary
Natera Exec Chairman Sells $16.4M in Shares via 10b5-1 Plan
Company: Natera, Inc. (NTRA)
Form: 4 | Filed: 2026-09-12
Significance: Low
Insider: Matthew Rabinowitz Title: Executive Chairman | Relationship: Director / Officer
Transaction: • Type: Disposition (Sale) • Shares: 50,000 • Price: ~$327.96 (weighted avg) • Total Value: $16,398,101.16 • Owned After: 2,225,394 direct shares
Key Insight: Executive Chairman Matthew Rabinowitz disposed of 50,000 shares ($16.4M) pursuant to a pre-scheduled Rule 10b5-1 plan adopted in June 2026, trimming his direct stake by ~2.2% while retaining over 2.22M shares.
Market Context: Relative to Natera's $47.18B market capitalization, the transaction accounts for 0.035% of total shares outstanding, representing routine executive liquidity.
Comprehensive Analysis
SEC Filing Analysis: Natera, Inc. (NTRA)
Executive Summary
- Trading Significance: Low
- Key Takeaway: Executive Chairman Matthew Rabinowitz sold 50,000 shares (~$16.40 million) pursuant to a pre-arranged Rule 10b5-1 trading plan.
- Market Impact: Neutral; routine programmatic sale representing 0.035% of shares outstanding.
Company Information
| Field | Value |
|---|---|
| Company | Natera, Inc. |
| Ticker Symbol | NTRA |
| CIK | 0001604821 |
| Industry | Services - Medical Laboratories |
Insider Information
| Field | Value |
|---|---|
| Name | Matthew Rabinowitz |
| CIK | 0001646382 |
| Title/Position | Executive Chairman |
| Relationship | Director / Officer |
Transaction Details
| Field | Value |
|---|---|
| Form Type | 4 |
| Transaction Date | 2026-09-11 |
| Transaction Code | S (Open Market Sale) |
| Security Type | Common Stock |
| Shares Involved | 50,000 |
| Price Per Share | $327.96 (Weighted Average) |
| Total Value | $16,398,101.16 |
| Shares Owned After | 2,225,394 (Direct) |
| Ownership Type | Direct |
Financial Impact Assessment
Transaction Materiality
| Metric | Value |
|---|---|
| Transaction Value | $16,398,101.16 |
| % of Market Cap | 0.035% |
| Shares Transacted | 50,000 |
| % of Shares Outstanding | 0.035% |
| Post-Transaction Ownership | 2,225,394 direct shares (1.55% of outstanding) |
| Materiality Assessment | Low |
Impact Evaluation
- Market Cap Context: Against Natera's $47.18 billion market capitalization, the $16.40M transaction is minor (<0.1% of market cap), reflecting normal diversification.
- Ownership Concentration: The insider maintains substantial ownership of 2,225,394 direct shares and 2,000 indirect shares (via spouse), representing ~1.55% of total shares outstanding.
- Transaction Significance: The sale disposed of approximately 2.20% of the insider's total direct position under a pre-established plan, showing continued strong alignment with long-term company performance.
Market Impact Analysis
Stock Impact Prediction
- Direction: Neutral
- Reasoning: The trade was executed under a Rule 10b5-1 plan established on June 12, 2026, and constitutes a negligible percentage of float and market cap.
Volume & Sentiment
- Expected Volume Impact: Negligible; 50,000 shares transacted in multiple structured blocks across the trading session.
- Sentiment Indicator: Neutral
Additional Context
Transaction Notes
- Timing: Executed on September 11, 2026, across prices ranging from $324.49 to $329.74.
- Special Circumstances: Fully executed pursuant to a Rule 10b5-1 trading plan adopted on June 12, 2026.
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Important Disclaimer
This content is drawn from public SEC filings and may contain errors. It is for informational purposes only and is not investment, legal, or tax advice.
Nothing here is a recommendation to buy, sell, or hold any security. Do your own due diligence.