Filer Snapshot

Patrick O'Brien SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001627183.

Entity Type

Individual

Total Filings

29

Latest Filing

08 Jan 2026

Industry

n/a

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Review latest filings on this page Open reporting owner context
Business address
225 S. Lake Avenue Suite 1050, Pasadena, CA, 91101
Top holdings (ownership)
ARWR

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Quick Takeaways

  • Patrick O'Brien is an SEC filer tracked under CIK 0001627183.
  • 29 filings are listed on this profile.
  • Common form coverage includes 4, 144, 3.

What Changed

  • Latest filing: 4 filed on 08 Jan 2026.
  • Report period: 06 Jan 2026.

Why This Matters

  • You can quote filing dates and form types directly from the SEC record on this page.
  • Use this profile before deeper ownership or insider analysis to confirm filing history context.

Official SEC Source

Official SEC Source

SEC EDGAR submissions for CIK 0001627183.

See Original Filing

Filer Overview

Patrick O'Brien has filed 29 SEC EDGAR filings since 04 Dec 2014. Common forms include 4, 144, 3.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for Patrick O'Brien with direct links to document and filing folders.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 08 Jan 2026 06 Jan 2026 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2026 31 Dec 2025 001-38042
144 Open 144 document View SEC filing for 144 05 Jan 2026
4 Open 4 document View SEC filing for 4 FORM 4 07 Jan 2025 04 Jan 2025 001-38042
144 Open 144 document View SEC filing for 144 07 Jan 2025
144 Open 144 document View SEC filing for 144 06 Jan 2025
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2024 03 Jan 2024 001-38042
144 Open 144 document View SEC filing for 144 05 Jan 2024
144 Open 144 document View SEC filing for 144 04 Jan 2024
144 Open 144 document View SEC filing for 144 04 Jan 2024
144 Open 144 document View SEC filing for 144 04 Jan 2024
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jan 2023 05 Jan 2023 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2023 03 Jan 2023 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Dec 2022 21 Dec 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jan 2022 05 Jan 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2022 31 Dec 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Feb 2021 08 Feb 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jan 2021 06 Jan 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2021 01 Jan 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Jan 2020 06 Jan 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2020 01 Jan 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 May 2019 28 May 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Jan 2019 18 Jan 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2019 01 Jan 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2018 01 Jan 2018 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2017 01 Jan 2017 000-21898
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2016 01 Jan 2016 000-21898
4 Open 4 document View SEC filing for 4 OPTION AND RSU GRANT 04 Dec 2014 02 Dec 2014 000-21898
3 Open 3 document View SEC filing for 3 FORM 3 04 Dec 2014 02 Dec 2014 000-21898

About this filer

Patrick O'Brien files with the SEC under CIK 0001627183. This page aggregates EDGAR filings and related ownership activity.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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