Company · CIK 1212458 # PROOFPOINT INC | CIK | [1212458](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001212458) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 7374 — Services-Computer Processing & Data Preparation | | Incorporated in | DE | | Business address | CA | | Listed | no ticker on SEC record today | | First annual or quarterly report | 2012-05-24 | ## Offerings 1 registration | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-178479 | IPO Final prospectus | 2011-12-14 | 2012-04-20 | 9 | ## Filings 9 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2012-04-20 | [424B4](https://www.sec.gov/Archives/edgar/data/1212458/000104746912004531/0001047469-12-004531-index.htm) Final prospectus | 333-178479 | 0001047469-12-004531 | | 2012-04-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1212458/999999999512001101/9999999995-12-001101-index.htm) Declared effective | 333-178479 | 9999999995-12-001101 | | 2012-04-19 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1212458/000104746912004507/0001047469-12-004507-index.htm) Amendment | 333-178479 | 0001047469-12-004507 | | 2012-04-16 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1212458/000104746912004298/0001047469-12-004298-index.htm) Amendment | 333-178479 | 0001047469-12-004298 | | 2012-04-09 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1212458/000104746912004021/0001047469-12-004021-index.htm) Amendment | 333-178479 | 0001047469-12-004021 | | 2012-03-26 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1212458/000104746912003251/0001047469-12-003251-index.htm) Amendment | 333-178479 | 0001047469-12-003251 | | 2012-02-29 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1212458/000104746912001930/0001047469-12-001930-index.htm) Amendment | 333-178479 | 0001047469-12-001930 | | 2012-01-25 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1212458/000104746912000368/0001047469-12-000368-index.htm) Amendment | 333-178479 | 0001047469-12-000368 | | 2011-12-14 | [S-1](https://www.sec.gov/Archives/edgar/data/1212458/000104746911010082/0001047469-11-010082-index.htm) Registration filed | 333-178479 | 0001047469-11-010082 | [All filings of this company](https://equitycapital.markets/filings?cik=1212458) · [CSV](https://equitycapital.markets/filings.csv?cik=1212458) --- Source page: https://equitycapital.markets/company/1212458 · Data: U.S. SEC EDGAR · CC BY 4.0