Transaction · 0001711968-26-000023

Chapman Steven Leonard

Chapman Steven Leonard, CEO, PRES, reported an open-market or private sale at Natera, Inc. involving 1273.000000 shares for an estimated $526143.63. Reported holdings after the transaction were 96926.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SCEO, PRES
NTRANatera, Inc.
Filing timeOct 03
Trade dateOct 01, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded1.3%Shares sold ÷ (holdings after + shares sold). Estimated position before: 98,199 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$410.35
Pre-filing
1mo ago -21.8%1w ago -0.4%1d ago +0.7%
Returns since
7d30d90d180d1y

NTRA price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
NTRA since 2026-10-03Filed today · pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001711968-26-000023
Common Stock
Transaction date
Oct 01, 2026
Filed Oct 03, 2026, 01:35 AM · 2d delay
Shares
1.27k sh
$413.31 per share
Estimated value
-$526k
Computed from shares × price
Holdings after
96.9k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership 10b5-1 Detected
0score
Filing-only score

0

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

CEO AND PRESIDENT

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The sale of shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 11, 2023, as amended on December 2, 2024, and as further amended on March 5, 2026.

Original filing · 0001711968-26-000023
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Same reporting owner
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