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.

Filer Snapshot

Nancy Erba SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001684663.

Entity Type

Individual

Total Filings

Latest Filing

04 Feb 2026

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 04 Feb 2026 for CIK 0001684663.

View Source Filing

Business address: Pdf Solutions, Inc., 2858 De La Cruz Blvd., Santa Clara, CA, 95050
Top holdings (ownership): POWI and PDFS

Quick Takeaways

Nancy Erba is an SEC filer tracked under CIK 0001684663.
65 filings are listed on this profile.
Common form coverage includes 4, 3, 144 and more.

What Changed

Latest filing: 4 filed on 04 Feb 2026.
Report period: 02 Feb 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.

Source Evidence

Source: SEC Forms 3/4/5

4 filed on 04 Feb 2026 for CIK 0001684663.

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 Nancy Erba.

Latest source-backed update: 4 filed 04 Feb 2026
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: 4 filed 04 Feb 2026.
Save this filer if you want a stable place to return after the next filing cycle.
Open the latest filing table or ownership context to verify what changed.

Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

Jump to save and follow actions Open latest filings table

Latest update

What changed recently for Nancy Erba

Ownership report updated

Latest ownership report period: 02 Feb 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

04 Feb 2026

Page type

Ownership filings

Latest period

02 Feb 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 04 Feb 2026.

Open ownership filings Browse recent public updates

Filer Overview

Nancy Erba has filed 65 SEC EDGAR filings since 16 Sep 2016. Common forms include 4, 3, 144, 4/A.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for Nancy Erba with direct links to document and filing folders.

4 File 000-23441

PRIMARY DOCUMENT

Filing date: 04 Feb 2026
Reporting date: 02 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 000-23441

PRIMARY DOCUMENT

Filing date: 13 Jan 2026
Reporting date: 05 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

FORM 4

Filing date: 02 Jul 2025
Reporting date: 01 Jul 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 03 Mar 2025
Reporting date: 27 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 15 Jan 2025
Reporting date: 13 Jan 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jan 2025
Reporting date: 05 Jan 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

4 filing

Filing date: 12 Dec 2024
Reporting date: 11 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 11 Dec 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Dec 2024
Reporting date: 05 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 08 Oct 2024
Reporting date: 05 Oct 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Sep 2024
Reporting date: 05 Sep 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 09 Jul 2024
Reporting date: 05 Jul 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

4 filing

Filing date: 03 Jul 2024
Reporting date: 01 Jul 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jun 2024
Reporting date: 05 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 14 May 2024
Reporting date: 12 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 08 Apr 2024
Reporting date: 05 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 12 Mar 2024
Reporting date: 10 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Mar 2024
Reporting date: 05 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 08 Jan 2024
Reporting date: 05 Jan 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Dec 2023
Reporting date: 05 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

4 filing

Filing date: 30 Nov 2023
Reporting date: 29 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 29 Nov 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Oct 2023
Reporting date: 05 Oct 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Sep 2023
Reporting date: 05 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jul 2023
Reporting date: 05 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

4 filing

Filing date: 05 Jul 2023
Reporting date: 01 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jun 2023
Reporting date: 05 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Apr 2023
Reporting date: 05 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 13 Mar 2023
Reporting date: 09 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Mar 2023
Reporting date: 05 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 09 Jan 2023
Reporting date: 05 Jan 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Dec 2022
Reporting date: 05 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Oct 2022
Reporting date: 05 Oct 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Sep 2022
Reporting date: 05 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jul 2022
Reporting date: 05 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

4 filing

Filing date: 05 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jun 2022
Reporting date: 05 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4 SUBMISSION

Filing date: 07 Apr 2022
Reporting date: 05 Apr 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 08 Mar 2022
Reporting date: 05 Mar 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 02 Mar 2022
Reporting date: 01 Mar 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Jan 2022
Reporting date: 05 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 07 Dec 2021
Reporting date: 05 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Oct 2021
Reporting date: 05 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 15 Sep 2021
Reporting date: 13 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 08 Sep 2021
Reporting date: 05 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

OWNERSHIP DOCUMENT

Filing date: 02 Jul 2021
Reporting date: 01 Jul 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 08 Jun 2021
Reporting date: 05 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 11 Mar 2021
Reporting date: 09 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 09 Mar 2021
Reporting date: 05 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 09 Sep 2020
Reporting date: 05 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

FORM 4

Filing date: 04 Aug 2020
Reporting date: 01 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 06 Mar 2020
Reporting date: 04 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-33486

FORM 4

Filing date: 27 Aug 2019
Reporting date: 26 Aug 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-33486

FORM 3

Filing date: 27 Aug 2019
Reporting date: 26 Aug 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-31311

FORM 4

Filing date: 03 Jul 2019
Reporting date: 01 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 000-31311

FORM 3

Filing date: 10 Jun 2019
Reporting date: 03 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38334

FORM 4

Filing date: 11 Mar 2019
Reporting date: 07 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 001-38334

FORM 4/A

Filing date: 01 Mar 2019
Reporting date: 26 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38334

FORM 4

Filing date: 28 Feb 2019
Reporting date: 26 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38334

FORM 4

Filing date: 08 Feb 2019
Reporting date: 06 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38334

FORM 4

Filing date: 09 Mar 2018
Reporting date: 07 Mar 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38334

FORM 4

Filing date: 28 Feb 2018
Reporting date: 26 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-27969

FORM 4

Filing date: 06 Jun 2017
Reporting date: 02 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 000-27969

FORM 4

Filing date: 17 Oct 2016
Reporting date: 14 Oct 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 000-27969

FORM 3

Filing date: 16 Sep 2016
Reporting date: 07 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Nancy Erba files with the SEC under CIK 0001684663. 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.

Nancy Erba SEC EDGAR Filings

Save this filer page for the next filing cycle

Quick Takeaways

What Changed

Why This Matters

Source Evidence

Why revisit this filer page

What changed recently for Nancy Erba

Filer Overview

Latest Filings

PRIMARY DOCUMENT

PRIMARY DOCUMENT

FORM 4

FORM 4

FORM 4

FORM 4

4 filing

144 filing

FORM 4

FORM 4

FORM 4

FORM 4

4 filing

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

4 filing

144 filing

FORM 4

FORM 4

FORM 4

4 filing

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

4 filing

FORM 4

FORM 4 SUBMISSION

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

OWNERSHIP DOCUMENT

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 3

FORM 4

FORM 3

FORM 4

FORM 4/A

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 3

About this filer

FAQ

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