InsiderChief Financial Officer

David M Obstler Insider Trading Activity

Every SEC Form 4 transaction reported by David M Obstler, sourced directly from SEC EDGAR and updated as new filings are accepted.

By · Insider-trading data from SEC EDGAR
Latest filing:

Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.

Quick Answer

Is David M Obstler buying or selling?

David M Obstler reported 1 open-market buys ($405.0K) and 113 sells ($361.8M) across 114 Form 4 filings at 1 company — a net selling position of $361.4M.

Source: SEC EDGAR Form 4

What stands out

  • All 114 of David M Obstler's Form 4 filings are for one company, Datadog, Inc. (DDOG).
  • The most recent Form 4 was accepted on Sep 23, 2026 (25 days ago).
  • In the last 12 months: no open-market purchases and 8 sales ($50.1M).
  • The largest open-market sale in the last 12 months was $17.4M of Datadog, Inc. (DDOG) on Jun 10, 2026. SEC ↗

Key Statistics (as of Sep 23, 2026)

Total Form 4 filings
114
SEC EDGAR
Companies
1
Buys (1)
$405.0K
Sells (113)
$361.8M

Insider sentiment

Net selling

Net insider flow of $361.4M in net selling, filed between Sep 23, 2019 – Sep 23, 2026.

Companies David M Obstler files for

#CompanyForm 4 filings
1DDOGDatadog, Inc.114

Recent David M Obstler transactions

DateTickerRoleTypeSharesValueFiling
Sep 23, 2026DDOGChief Financial OfficerSale16.0K$3.9MSEC ↗
Sep 16, 2026DDOGChief Financial OfficerSale40.0K$9.1MSEC ↗
Sep 16, 2026DDOGChief Financial OfficerSale24.0K$5.5MSEC ↗
Sep 4, 2026DDOGChief Financial OfficerSale16.5K$3.5MSEC ↗
Jun 10, 2026DDOGChief Financial OfficerSale75.0K$17.4MSEC ↗
Jun 4, 2026DDOGChief Financial OfficerSale16.3K$4.4MSEC ↗
Mar 4, 2026DDOGChief Financial OfficerSale40.1K$4.4MSEC ↗
Dec 4, 2025DDOGChief Financial OfficerSale12.5K$2.0MSEC ↗
Sep 4, 2025DDOGChief Financial OfficerSale12.6K$1.7MSEC ↗
Jul 8, 2025DDOGChief Financial OfficerSale15.0K$2.2MSEC ↗
Jul 2, 2025DDOGChief Financial OfficerSale15.0K$2.0MSEC ↗
Jun 23, 2025DDOGChief Financial OfficerSale15.0K$2.0MSEC ↗
Jun 18, 2025DDOGChief Financial OfficerSale20.0K$2.5MSEC ↗
Jun 6, 2025DDOGChief Financial OfficerSale20.0K$2.4MSEC ↗
Jun 4, 2025DDOGChief Financial OfficerSale35.0K$4.1MSEC ↗
Mar 5, 2025DDOGChief Financial OfficerSale27.8K$3.2MSEC ↗
Dec 4, 2024DDOGChief Financial OfficerSale10.7K$1.6MSEC ↗
Nov 22, 2024DDOGChief Financial OfficerSale33.3K$4.5MSEC ↗
Oct 16, 2024DDOGChief Financial OfficerSale33.3K$4.3MSEC ↗
Oct 10, 2024DDOGChief Financial OfficerSale33.3K$4.2MSEC ↗
Sep 5, 2024DDOGChief Financial OfficerSale10.9K$1.2MSEC ↗
Jun 5, 2024DDOGCHIEF FINANCIAL OFFICERSale10.7K$1.2MSEC ↗
Apr 15, 2024DDOGCHIEF FINANCIAL OFFICERSale30.0K$3.9MSEC ↗
Mar 25, 2024DDOGCHIEF FINANCIAL OFFICERSale7.6K$948.4KSEC ↗
Mar 13, 2024DDOGCHIEF FINANCIAL OFFICERSale162.4K$19.7MSEC ↗

Showing the 25 most recent filings of 114. Screen every filing.

David M Obstler insider trading FAQ

Is David M Obstler buying or selling?

Across 114 SEC Form 4 filings, David M Obstler reported 1 open-market purchases totaling $405.0K and 113 sales totaling $361.8M — a net selling position of $361.4M.

Which companies does David M Obstler file Form 4s for?

David M Obstler has reported insider transactions at 1 company, most often Datadog, Inc. (DDOG).

How far back does David M Obstler's filing history go?

Trabud holds David M Obstler's SEC Form 4 filings from Sep 23, 2019 – Sep 23, 2026, sourced directly from SEC EDGAR.

Where does Trabud get David M Obstler'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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