Insider Trading & Ownership of Nancy Erba

Location
Santa Clara, CA
Summary
The estimated net worth of Nancy Erba is at least $3,083,484 dollars as of 04 Feb 2026. Nancy Erba is the Chief Financial Officer of POWER INTEGRATIONS INC and owns shares of POWER INTEGRATIONS INC (POWI) stock worth about $2.29M. Nancy Erba is the Director of PDF SOLUTIONS INC and owns shares of PDF SOLUTIONS INC (PDFS) stock worth about $791.6K.
Signature
By: /s/ Eric Verity Attorney In Fact For: Nancy Erba
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Quick Takeaways

  • Nancy Erba has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $3,083,484.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: POWER INTEGRATIONS INC ($2,291,887).
  • Past-year value change for that position: .

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Source Evidence

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Nancy Erba

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
POWI POWER INTEGRATIONS INC Chief Financial Officer $2,291,887 02 Feb 2026
PDFS PDF SOLUTIONS INC Director $791,597 01 Jul 2025
INFN Infinera Corp Chief Financial Officer $0 27 Feb 2025

Insider Transactions Reported by Nancy Erba:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.
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