$NTRA

Chapman Steven Leonard sold $528K of NTRA

Chapman Steven Leonard (CEO AND PRESIDENT) sold 2,400 shares of Natera, Inc. (NTRA) at $220.19 ($0.53M total) on 2026-06-04 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Chapman Steven Leonard
Published Jun 6, 2026, 1:05 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 6, 2026, 1:33 AM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$NTRA
Neutral
medium confidence
Mentioned
$NTRA
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$NTRANeutralLow
01

Why it matters

Because the sale is explicitly pre-arranged, it is generally treated as lower informational content than unscheduled selling; the main tradable angle is short-term sentiment around insider activity.

02

Market read

Insider selling disclosure for NTRA (10b5-1) with modest sentiment relevance and limited fundamental implications.

03

What to watch

The disclosure does not indicate whether the sale was part of a larger scheduled program cadence, nor does it provide context on total holdings changes beyond the post-transaction figure.

Relevance 6/10Novelty 3/10Timing: Filed June 5 for a sale executed June 4 (after the trade date).

Background

The article is an SEC Form 4 insider transaction: CEO/President Chapman Steven Leonard sold shares of Natera on an open-market basis under a pre-arranged Rule 10b5-1 plan.

Company-level read

Ticker impact

$NTRANeutralMedium confidence
Context

Natera CEO and President Chapman Steven Leonard sold 2,400 shares in an open-market transaction disclosed on SEC Form 4.

Expected impact

Likely limited near-term impact; any move would be sentiment-driven rather than fundamental.

Evidence & confidence

The filing specifies a pre-arranged 10b5-1 plan, reducing the likelihood the sale reflects new negative information.

Market effects

No clear read-across to the broader biotech/diagnostics sector from a single 10b5-1 insider sale.

None indicated.

None indicated.

Counterpoint

Even with a 10b5-1 plan, repeated insider selling can still be interpreted by some traders as a lack of conviction, especially if it coincides with other negative signals.

Key entities

  • Natera, Inc.

    Issuer of the SEC Form 4 insider transaction; CEO/President sold 2,400 shares at $220.1875.

  • Chapman Steven Leonard

    CEO and President who executed the open-market sale under a 10b5-1 plan.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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