David B. Karpf SEC EDGAR Filings (CIK 0001622067)

SEC EDGAR filings, ownership reports, and insider transactions for David B. Karpf.

Business address
1360 Willow Road #100, Menlo Park, CA, 94025
Top holdings (ownership)
LUMO
Get insider transactions for this reporting owner
David B. Karpf has filed 4 SEC EDGAR filings since 02 Sep 2021

Latest Filings

Recent SEC filings for David B. Karpf including 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 03 Feb 2023 01 Feb 2023 001-35342
4 Open 4 document View SEC filing for 4 FORM 4 06 Sep 2022 01 Sep 2022 001-35342
4 Open 4 document View SEC filing for 4 FORM 4 03 Feb 2022 01 Feb 2022 001-35342
3 Open 3 document View SEC filing for 3 FORM 3 02 Sep 2021 01 Sep 2021 001-35342

About this filer

David B. Karpf files with the SEC under CIK 0001622067. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

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.

Related pages