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John L. Brottem Insider Trading Activity

Every SEC Form 4 transaction reported by John L. Brottem, 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 John L. Brottem buying or selling?

John L. Brottem reported 1 open-market buys ($67.5K) and 53 sells ($4.7M) across 54 Form 4 filings at 1 company — a net selling position of $4.6M.

Source: SEC EDGAR Form 4

What stands out

  • All 54 of John L. Brottem's Form 4 filings are for one company, Outset Medical, Inc. (OM).
  • The most recent Form 4 was accepted on Aug 18, 2026 (2 months ago).
  • In the last 12 months: no open-market purchases and 6 sales ($87.2K).
  • The largest open-market sale in the last 12 months was $53.6K of Outset Medical, Inc. (OM) on Jan 22, 2026. SEC ↗

Key Statistics (as of Aug 18, 2026)

Total Form 4 filings
54
SEC EDGAR
Companies
1
Buys (1)
$67.5K
Sells (53)
$4.7M

Insider sentiment

Net selling

Net insider flow of $4.6M in net selling, filed between Sep 18, 2020 – Aug 18, 2026.

Companies John L. Brottem files for

#CompanyForm 4 filings
1OMOutset Medical, Inc.54

Recent John L. Brottem transactions

DateTickerRoleTypeSharesValueFiling
Aug 18, 2026OMGeneral CounselSale2.6K$11.6KSEC ↗
May 20, 2026OMGeneral CounselSale2.6K$9.8KSEC ↗
Feb 20, 2026OMGeneral CounselSale2.8K$9.5KSEC ↗
Jan 22, 2026OMGeneral CounselSale10.5K$53.6KSEC ↗
Jan 8, 2026OMGeneral CounselSale224$956.48SEC ↗
Nov 18, 2025OMGeneral CounselSale388$1.8KSEC ↗
Aug 18, 2025OMGeneral CounselSale383$4.9KSEC ↗
May 16, 2025OMGeneral CounselSale396$7.1KSEC ↗
Feb 19, 2025OMGeneral CounselSale6.1K$5.5KSEC ↗
Jan 22, 2025OMGeneral CounselSale32.9K$26.3KSEC ↗
Jan 13, 2025OMGeneral CounselSale20.5K$16.6KSEC ↗
Jan 8, 2025OMGeneral CounselSale1.6K$2.0KSEC ↗
Nov 18, 2024OMGeneral CounselSale3.2K$2.6KSEC ↗
Aug 15, 2024OMGeneral CounselSale3.0K$2.5KSEC ↗
Jun 14, 2024OMGeneral CounselSale10.6K$50.5KSEC ↗
May 17, 2024OMGeneral CounselSale3.0K$10.5KSEC ↗
Feb 16, 2024OMGeneral CounselSale3.3K$11.9KSEC ↗
Jan 18, 2024OMGeneral CounselSale1.5K$6.3KSEC ↗
Jan 9, 2024OMGeneral CounselSale7.3K$40.3KSEC ↗
Nov 17, 2023OMGeneral CounselSale1.4K$6.8KSEC ↗
Aug 17, 2023OMGeneral CounselSale1.4K$20.6KSEC ↗
Jul 20, 2023OMGeneral CounselSale1.4K$28.3KSEC ↗
Jun 21, 2023OMGeneral CounselSale1.4K$31.1KSEC ↗
May 17, 2023OMGeneral CounselSale4.1K$81.4KSEC ↗
May 5, 2023OMGeneral CounselSale1.4K$28.3KSEC ↗

Showing the 25 most recent filings of 54. Screen every filing.

John L. Brottem insider trading FAQ

Is John L. Brottem buying or selling?

Across 54 SEC Form 4 filings, John L. Brottem reported 1 open-market purchases totaling $67.5K and 53 sales totaling $4.7M — a net selling position of $4.6M.

Which companies does John L. Brottem file Form 4s for?

John L. Brottem has reported insider transactions at 1 company, most often Outset Medical, Inc. (OM).

How far back does John L. Brottem's filing history go?

Trabud holds John L. Brottem's SEC Form 4 filings from Sep 18, 2020 – Aug 18, 2026, sourced directly from SEC EDGAR.

Where does Trabud get John L. Brottem'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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