Updated: May 19, 2026

Steven Leonard Chapman

NTRANatera, Inc.SEC CIK: 0001711968
Estimated Net Worth
$319 Million36.1%vs Last Year
Last Updated: May 19, 2026 11:45 PM EST

Transaction Summary

Total Transactions167
Buy-Sell Ratio0.11
Buy Transactions16
Sell Transactions150

Transaction Volume

Total Volume$212.41M
Net Volume-$212.41M
Buy Volume$0
Sell Volume$212.41M

Trade Analysis

AVG Trade Size$1.27M
Largest Trade$20.77M
Most Active MonthMar
Most Active Year2021

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Steven Leonard Chapman has an estimated net worth of $319 Million. This is based on reported shares in Natera, Inc..



2021 was Steven Leonard Chapman's most active year for acquiring shares with 96 total transactions. Steven Leonard Chapman's most active month to acquire stocks was the month of December. 2021 was Steven Leonard Chapman's most active year for disposing of shares, totalling 181 transactions. Steven Leonard Chapman's most active month to dispose stocks was the month of February. 2025 saw Steven Leonard Chapman paying a total of $18,062,483.49 for 407,869 shares, this is the most they've acquired in one year. In 2025 Steven Leonard Chapman cashed out on 715,160 shares for a total of $77,423,751.67, their largest year based on trade value.

Holdings & Transactions

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