Monitor for additional insider selling in the coming weeks; current activity appears consistent with planned option monetization rather than negative sentiment, given the small scale relative to market cap.
Price Chart
Executive Summary
Natera's Executive Chairman Matthew Rabinowitz exercised options for 300,000 shares and sold 25,228 shares in the open market over a 5-day period, generating approximately $4.73 million in proceeds from sales. The majority of transactions were non-cash option exercises, with a smaller portion representing open-market sales.
Key Financial Metrics
Key Facts
- Executive Chairman Matthew Rabinowitz exercised options for 300,000 shares in multiple tranches between March 12–16, 2026.
- Of those, 225,000 shares were exercised at $9.59 per share (total cash outlay: $2.14 million), while 75,000 were exercised at $0 (likely incentive or reload options).
- Rabinowitz sold 25,228 shares in open-market transactions between March 12–16 at prices ranging from $186.75 to $190.07, realizing $4,726,628 in proceeds.
- Total open-market sale value represents approximately 0.018% of Natera’s $26.6B market cap — well below the 0.1% threshold for materiality.
Financial Impact
$4.73 million in open-market sales by one insider; $2.14 million in option exercise cost
Risk Factors
- Perception of insider selling could weigh on sentiment if misinterpreted
- Concentration of transactions by a single insider limits broader signal strength
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (9 trades, 7d window) | cluster-NTRA-1773709545248 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 4, 2026 28d ago | Insider Cluster | $328.18 $341.79 | ▲ +4.15% | ▲ +5.36% | $410.35 (+25.04%) |
Aug 29, 2026 4w ago | Insider Cluster | $321.96 $328.59 | ▼ −2.06% | ▼ −2.20% | $410.35 (−27.45%) |
Aug 15, 2026 6w ago | Insider Cluster | $314.18 $327.72 | ▲ +4.31% | ▲ +5.50% | $410.35 (+30.61%) |
Aug 8, 2026 7w ago | Insider Cluster | $318.35 $314.18 | ▼ −1.31% | ▼ −1.26% | $410.35 (+28.90%) |
Aug 6, 2026 8w ago | Insider Cluster | $265.38 $310.78 | ▼ −17.11% | ▼ −15.89% | $410.35 (−54.63%) |
Jul 30, 2026 9w ago | Insider Cluster | $269.66 $265.38 | ▼ −1.59% | ▼ −5.21% | $410.35 (+52.17%) |
Jul 18, 2026 10w ago | Insider Cluster | $262.63 $261.99 | ▼ −0.24% | ▲ +0.18% | $410.35 (+56.25%) |
Jul 16, 2026 11w ago | Insider Cluster | $269.83 $264.69 | ▼ −1.90% | ▼ −0.23% | $410.35 (+52.08%) |
Jul 9, 2026 12w ago | Insider Cluster | $281.85 $269.83 | ▼ −4.26% | ▼ −4.13% | $410.35 (+45.59%) |
Jul 7, 2026 12w ago | Insider Cluster | $281.27 $272.66 | ▼ −3.06% | ▼ −3.61% | $410.35 (+45.89%) |
US Market Status
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