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Proofpoint

Network Management Software · Sunnyvale, CA · Founded 2002 · Privately Held (backing)

Developer of cybersecurity and compliance software intended for mid and large-sized organizations. Proofpoint is based in Sunnyvale, CA and was founded in 2002. It is valued at about $12.3 billion as of Oct 2026, set by institutional fund marks. It has raised $8.9 billion across 1 recorded round; the latest was a $12.3 billion buyout in Aug 2021.

PMV mark · valuation
$12.3B
Oct 2026
Priced at
—
Total raised
$8.9B
Last round
Buyout/LBO
Aug 2021

Proofpoint key facts

as of Oct 2026
  • Developer of cybersecurity and compliance software intended for mid and large-sized organizations.
  • Proofpoint is valued at approximately $12.3B as of Oct 2026, per PrivateMarketView’s mark.
  • It has raised $8.9B across 1 recorded rounds; the latest was Buyout/LBO ($12.3B) in Aug 2021.
  • Notable investors include Thoma Bravo, Glynn Capital, Inflection Ventures (New York), Alberta Investment Management.
  • 1 institutional filer reports fund marks on Proofpoint across 13 filings.
  • Status: Privately Held (backing).
PrivateMarketView mark
LOW confidence
$12.3B

Reported valuation; nothing comparable since.

set by institutional fund marksas of Oct 2026question about this number?
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Institutional fund marks on Proofpoint

1 filers · latest Jul 2026

1 SEC-registered fund reported 13 fair-value marks on Proofpoint between Apr 2025 and Jul 2026. Filer-level marks and implied $/share are available to Pro members.

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Every name the funds mark, next to where it trades →

Proofpoint funding rounds

1 rounds
Aug 2021Buyout/LBO$12.3B▮
Full funding history →

Proofpoint valuation

Proofpoint is valued at approximately $12.3 billion as of Oct 2026. The figure is set by institutional fund marks.

Recent activity

In the last 90 days, Proofpoint's record added 3 institutional fund marks (latest period Jul 2026).

How much has Proofpoint raised?

Proofpoint has raised $8.9 billion across 1 recorded round since 2021. The largest was a $12.3 billion buyout in Aug 2021.

Institutional holders and vehicles

1 SEC-registered fund reported 13 fair-value marks on Proofpoint between Apr 2025 and Jul 2026, in their N-PORT filings. Filer-level marks and implied per-share values are available to Pro members.

Proofpoint investors

4 investors are on record for Proofpoint, including Thoma Bravo, Glynn Capital, Inflection Ventures (New York) and Alberta Investment Management.

Comparable companies

Comparable network management software names by valuation on PrivateMarketView: Cyera ($9 billion), Tanium ($9 billion) and Netskope ($8.2 billion).

About Proofpoint

Developer of cybersecurity and compliance software intended for mid and large-sized organizations. The company's platform includes threat protection, incident response, regulatory compliance, archiving, governance, and other features, thus enabling its users to get protection on various channels including email, the web, the cloud, and social media.

Industry
Network Management Software
Sector
Information Technology
HQ
Sunnyvale, CA, United States
Founded
2002
Employees
5,000
Ownership
Privately Held (backing)

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