Filer Snapshot

James N. Topper SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001341382.

Entity Type

Individual

Total Filings

153

Latest Filing

30 Sep 2025

Industry

n/a

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Go to latest filings table Open reporting owner context
Source: SEC Forms 3/4/5

4 filed on 30 Sep 2025 for CIK 0001341382.

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Business address
550 Hamilton Avenue, Suite 100, Palo Alto, CA, 94301
Top holdings (ownership)
NAMS, PHAT, and ANAB

Quick Takeaways

  • James N. Topper is an SEC filer tracked under CIK 0001341382.
  • 153 filings are listed on this profile.
  • Common form coverage includes 4, 3, 4/A and more.

What Changed

  • Latest filing: 4 filed on 30 Sep 2025.
  • Report period: 26 Sep 2025.

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.

Source Evidence

Source: SEC Forms 3/4/5

4 filed on 30 Sep 2025 for CIK 0001341382.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for James N. Topper.

Latest source-backed update
4 filed 30 Sep 2025
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Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 4 filed 30 Sep 2025.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for James N. Topper

Ownership report updated

Latest ownership report period: 15 Sep 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

17 Sep 2025

Page type

Ownership filings

Latest period

15 Sep 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 17 Sep 2025.

Open ownership filings Browse recent public updates

Filer Overview

James N. Topper has filed 153 SEC EDGAR filings since 14 Dec 2005. Common forms include 4, 3, 4/A, 3/A and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for James N. Topper 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 30 Sep 2025 26 Sep 2025 001-42272
4 Open 4 document View SEC filing for 4 17 Sep 2025 15 Sep 2025 001-41562
4 Open 4 document View SEC filing for 4 17 Sep 2025 17 Sep 2025 001-41365
4 Open 4 document View SEC filing for 4 10 Sep 2025 08 Sep 2025 001-41562
4 Open 4 document View SEC filing for 4 13 Aug 2025 11 Aug 2025 001-41562
4 Open 4 document View SEC filing for 4 26 Jun 2025 24 Jun 2025 001-41562
4 Open 4 document View SEC filing for 4 18 Jun 2025 16 Jun 2025 001-41562
4 Open 4 document View SEC filing for 4 4 05 Jun 2025 03 Jun 2025 001-39094
4 Open 4 document View SEC filing for 4 23 May 2025 21 May 2025 001-39094
4 Open 4 document View SEC filing for 4 15 May 2025 13 May 2025 001-39094
4 Open 4 document View SEC filing for 4 13 May 2025 09 May 2025 001-39094
4 Open 4 document View SEC filing for 4 28 Mar 2025 26 Mar 2025 001-41562
4 Open 4 document View SEC filing for 4 06 Mar 2025 04 Mar 2025 001-41562
4 Open 4 document View SEC filing for 4 4 17 Sep 2024 16 Sep 2024 001-42272
3 Open 3 document View SEC filing for 3 3 12 Sep 2024 12 Sep 2024 001-42272
4/A Open 4/A document View SEC filing for 4/A 31 May 2024 04 Apr 2024 001-41365
4 Open 4 document View SEC filing for 4 4 24 May 2024 23 May 2024 001-39094
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2024 18 May 2024 001-37449
4 Open 4 document View SEC filing for 4 29 Apr 2024 25 Apr 2024 001-37449
4 Open 4 document View SEC filing for 4 08 Apr 2024 04 Apr 2024 001-41365
4 Open 4 document View SEC filing for 4 28 Mar 2024 26 Mar 2024 001-41562
4 Open 4 document View SEC filing for 4 FORM 4 04 Jan 2024 02 Jan 2024 001-37449
3 Open 3 document View SEC filing for 3 3 29 Dec 2023 29 Dec 2023 001-41562
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Dec 2023 11 Dec 2023 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2023 24 Oct 2023 001-39186
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 May 2023 25 May 2023 001-39094
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Jan 2023 06 Jan 2023 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2023 03 Jan 2023 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Sep 2022 22 Sep 2022 001-39094
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Aug 2022 05 Aug 2022 001-39186
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 May 2022 03 May 2022 001-41365
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 28 Apr 2022 28 Apr 2022 001-41365
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Feb 2022 11 Feb 2022 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Feb 2022 10 Feb 2022 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 04 Jan 2022 03 Jan 2022 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Sep 2021 17 Sep 2021 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2021 10 May 2021 001-39186
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Feb 2021 10 Feb 2021 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2021 04 Jan 2021 001-37449
3/A Open 3/A document View SEC filing for 3/A OWNERSHIP DOCUMENT 17 Dec 2020 08 Dec 2020 001-39765
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 11 Dec 2020 11 Dec 2020 001-39765
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 08 Dec 2020 08 Dec 2020 001-39765
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Nov 2020 16 Nov 2020 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Nov 2020 17 Nov 2020 001-38268
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Oct 2020 20 Oct 2020 001-39614
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 15 Oct 2020 15 Oct 2020 001-39614
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Jun 2020 12 Jun 2020 001-39094
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 May 2020 21 May 2020 001-39094
4 Open 4 document View SEC filing for 4 FORM 4 02 Apr 2020 31 Mar 2020 001-38535
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Mar 2020 03 Mar 2020 001-39231
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 27 Feb 2020 27 Feb 2020 001-39231
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2020 12 Feb 2020 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Feb 2020 04 Feb 2020 001-39186
3/A Open 3/A document View SEC filing for 3/A FORM 3/A SUBMISSION 31 Jan 2020 30 Jan 2020 001-39186
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jan 2020 09 Jan 2020 001-38670
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jan 2020 02 Jan 2020 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2020 31 Dec 2019 001-38535
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Oct 2019 29 Oct 2019 001-39094
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 24 Oct 2019 24 Oct 2019 001-39094
4 Open 4 document View SEC filing for 4 FORM 4 02 Oct 2019 30 Sep 2019 001-38535
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Jul 2019 22 Jul 2019 001-38981
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 17 Jul 2019 17 Jul 2019 001-38981
4 Open 4 document View SEC filing for 4 4 02 Jul 2019 28 Jun 2019 001-38535
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jun 2019 05 Jun 2019 001-38268
4 Open 4 document View SEC filing for 4 4 17 May 2019 15 May 2019 001-38535
4 Open 4 document View SEC filing for 4 4 02 Apr 2019 29 Mar 2019 001-38535
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Feb 2019 08 Feb 2019 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jan 2019 18 Jan 2019 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jan 2019 18 Jan 2019 001-38670
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2019 02 Jan 2019 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Oct 2018 28 Sep 2018 001-38670
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 25 Sep 2018 25 Sep 2018 001-38670
4 Open 4 document View SEC filing for 4 4 26 Jun 2018 25 Jun 2018 001-38535
3 Open 3 document View SEC filing for 3 3 20 Jun 2018 20 Jun 2018 001-38535
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Jun 2018 08 Jun 2018 001-38268
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2018 11 May 2018 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Feb 2018 02 Feb 2018 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2018 02 Jan 2018 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Nov 2017 06 Nov 2017 001-38268
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 01 Nov 2017 01 Nov 2017 001-38268
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Jul 2017 24 Jul 2017 001-37449
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 26 Jul 2017 24 Jul 2017 001-37449
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Feb 2017 24 Feb 2017 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Feb 2017 14 Feb 2017 001-37490
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Jan 2017 31 Jan 2017 001-37985
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 25 Jan 2017 25 Jan 2017 001-37985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Jun 2016 16 Jun 2016 001-37490
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Jul 2015 21 Jul 2015 001-37490
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 15 Jul 2015 15 Jul 2015 001-37490
4 Open 4 document View SEC filing for 4 4 30 Jun 2015 30 Jun 2015 001-37463
4 Open 4 document View SEC filing for 4 4 30 Jun 2015 26 Jun 2015 001-37463
3 Open 3 document View SEC filing for 3 3 24 Jun 2015 24 Jun 2015 001-37463
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 May 2015 12 May 2015 001-37372
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 06 May 2015 06 May 2015 001-37372
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Jun 2014 12 Jun 2014 001-33497
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jun 2013 13 Jun 2013 001-33497
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jun 2013 05 Jun 2013 001-35935
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 May 2013 28 May 2013 001-35935
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 21 May 2013 21 May 2013 001-35935
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Jun 2012 13 Jun 2012 001-33497
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Jun 2011 24 May 2011 001-33497
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Jun 2010 15 Jun 2010 001-33497

About this filer

James N. Topper files with the SEC under CIK 0001341382. This page aggregates EDGAR filings and related ownership activity.

FAQ

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A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
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Updates follow new EDGAR submissions and periodic data refreshes.