SEC ownership of PROOFPOINT INC

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001212458.

Comparable stake leader

Disclosed value leader

Comparable rows

0/0

Latest evidence

Issuer CIK
0001212458
Issuer location
Sunnyvale, CA

Ownership snapshot

Top shareholders of PROOFPOINT INC (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Disclosed value leader
Comparable rows
0/0
Latest evidence
No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 14 Jun 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-14 of 14 reporting-owner rows connected to PROOFPOINT INC. Open a relationship link for the CIK-to-CIK filing trail.

Rows
14
Largest Forms 3/4/5 holder
Paul R. Auvil III
Net 12M change
$0
Latest report
31 Aug 2021
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Paul R. Auvil III Chief Financial Officer Mixed 31 Aug 2021
Blake P. Salle EVP, Worldwide Sales Mixed 31 Aug 2021
Betsy Rafael Director Mixed 31 Aug 2021
Richard P. Wallace Director Mixed 31 Aug 2021
Dana L. Evan Director Mixed 31 Aug 2021
Leyla D. Seka Director Mixed 31 Aug 2021
Kristen L. Gil Director Mixed 31 Aug 2021
Michael M. Johnson Director Mixed 31 Aug 2021
David Knight EVP/GM, Security Products Mixed 31 Aug 2021
Ashan Willy EVP/GM-Sec Prd & Svc Grp Mixed 31 Aug 2021
Gary Steele Chairman and CEO, Director Mixed 31 Aug 2021
Robert Darren Lee EVP/GM Compliance/Digital Risk Mixed 31 Aug 2021
Jonathan D. Feiber Director Mixed 31 Aug 2021
Kevin Harvey Director Mixed 31 Aug 2021

Recent insider transactions for PROOFPOINT INC

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
No insider transactions were found in the last 12 months for this issuer.
* marks a reported price that did not pass the local price check.
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