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Steven Leonard Chapman Insider Trading Activity

Every SEC Form 4 transaction reported by Steven Leonard Chapman, sourced directly from SEC EDGAR and updated as new filings are accepted.

By · SEC Form 4 & insider trading data analysts
Last updated:

Quick Answer

Is Steven Leonard Chapman buying or selling?

Steven Leonard Chapman reported 0 open-market buys ($0) and 147 sells ($217.8M) across 147 Form 4 filings at 1 company — a net selling position of $217.8M.

Source: SEC EDGAR Form 4

Key Statistics (as of Jun 6, 2026)

Total Form 4 filings
147
SEC EDGAR
Companies
1
Buys (0)
$0
Sells (147)
$217.8M

Insider sentiment

Net selling

Net insider flow of $217.8M in net selling, filed between Jun 26, 2018 – Jun 6, 2026.

Companies Steven Leonard Chapman files for

#CompanyForm 4 filings
1NTRANatera, Inc.147

Recent Steven Leonard Chapman transactions

DateTickerRoleTypeSharesValue
Jun 6, 2026NTRACEO AND PRESIDENTSale41.1K$9.1M
May 6, 2026NTRACEO AND PRESIDENTSale902$186.0K
Apr 30, 2026NTRACEO AND PRESIDENTSale5.8K$1.2M
Mar 12, 2026NTRACEO AND PRESIDENTSale5.6K$1.1M
Mar 4, 2026NTRACEO AND PRESIDENTSale4.0K$790.1K
Feb 5, 2026NTRACEO AND PRESIDENTSale90.0K$20.8M
Jan 30, 2026NTRACEO AND PRESIDENTSale6.0K$1.4M
Jan 23, 2026NTRACEO AND PRESIDENTSale73.5K$17.3M
Jan 7, 2026NTRACEO AND PRESIDENTSale3.8K$881.5K
Dec 4, 2025NTRACEO AND PRESIDENTSale4.4K$1.0M
Oct 30, 2025NTRACEO AND PRESIDENTSale6.0K$1.2M
Oct 23, 2025NTRACEO AND PRESIDENTSale1.6K$301.3K
Oct 2, 2025NTRACEO AND PRESIDENTSale23.2K$3.7M
Sep 6, 2025NTRACEO AND PRESIDENTSale5.1K$845.8K
Aug 6, 2025NTRACEO AND PRESIDENTSale5.8K$771.7K
Jul 31, 2025NTRACEO AND PRESIDENTSale6.1K$851.7K
Jul 23, 2025NTRACEO AND PRESIDENTSale1.6K$225.9K
Jul 4, 2025NTRACEO AND PRESIDENTSale5.3K$889.8K
Jun 5, 2025NTRACEO AND PRESIDENTSale6.1K$960.1K
May 3, 2025NTRACEO AND PRESIDENTSale7.0K$1.0M
May 1, 2025NTRACEO AND PRESIDENTSale6.2K$944.0K
Apr 23, 2025NTRACEO AND PRESIDENTSale1.7K$242.2K
Apr 2, 2025NTRACEO AND PRESIDENTSale25.5K$3.6M
Mar 20, 2025NTRACEO AND PRESIDENTSale6.7K$978.7K
Mar 8, 2025NTRACEO AND PRESIDENTSale87.3K$12.5M

Showing the 25 most recent filings of 147. Screen every filing.

Steven Leonard Chapman insider trading FAQ

Is Steven Leonard Chapman buying or selling?

Across 147 SEC Form 4 filings, Steven Leonard Chapman reported 0 open-market purchases totaling $0 and 147 sales totaling $217.8M — a net selling position of $217.8M.

Which companies does Steven Leonard Chapman file Form 4s for?

Steven Leonard Chapman has reported insider transactions at 1 company, most often Natera, Inc. (NTRA).

How far back does Steven Leonard Chapman's filing history go?

Trabud holds Steven Leonard Chapman's SEC Form 4 filings from Jun 26, 2018 – Jun 6, 2026, sourced directly from SEC EDGAR.

Where does Trabud get Steven Leonard Chapman's insider trading data?

Directly from SEC EDGAR Form 4 filings. Every transaction on this page is a real filing accepted by the SEC, updated as new filings arrive.

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