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John Anthony Maddison

Executive
F5, Inc.
Insider activity · 24 months0 buys4 salesCumulative net flow
Total declarations
11
Company
1
▲ Purchases (0 ops.)
—
▼ Sales (4 ops.)
€838k

Latest filing published 05 Nov 2026 for F5, INC., €179k.

Filing timeline

BuySale
John Anthony Maddison

Insider track record

Disclosed buys
0
Disclosed sells
4
Signal history

John Anthony Maddison: trading record in brief

All filings by John Anthony Maddison on record concern F5, Inc. Between 1 February 2026 and 3 November 2026, the trades on record add up to 11 filings.

On the market, this insider has only sold: 4 sales, €838k in total. The rest of the record consists of 4 share grants and 3 option exercises.

The latest filing, published on 5 November 2026, reports an open-market sale of €179k in F5, Inc. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. The legal deadline for a Form 4 is two business days after the transaction. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.

Companies and markets linked to John Anthony Maddison

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Declarations11 total
  • ▼
    Chief Product Mkting OfficerExecutivesF5, Inc.
    200,593 USD0SEC
    619 shares@ US$324.06Common StockSEC:0002046054-26-000016:0
  • ◇
    Chief Product Mkting OfficerExecutivesF5, Inc.
    0SEC
    454 shares0Common StockSEC:0002046054-26-000014:0
  • ◆
    Chief Product Mkting OfficerExecutivesF5, Inc.
    431,722 USD19SEC
    1,276 shares@ US$338.340.0023% mcap18.5% of flowCommon StockSEC:0002046054-26-000014:1
  • ◆
    Chief Product Mkting OfficerExecutivesF5, Inc.
    0SEC
    1,858 shares0Common StockSEC:0002046054-26-000012:0
  • ▼
    Chief Product Mkting OfficerExecutivesF5, Inc.
    82,873 USD29SEC
    204 shares@ US$406.240.0003% mcap9.6% of flowCommon StockSEC:0002046054-26-000010:0
  • ◇
    Chief Product Mkting OfficerExecutivesF5, Inc.
    0SEC
    454 shares0Common StockSEC:0002046054-26-000008:0
  • ◆
    Chief Product Mkting OfficerExecutivesF5, Inc.
    100,643 USD18SEC
    250 shares@ US$402.570.0004% mcap11.7% of flowCommon StockSEC:0002046054-26-000008:1
  • ▼
    Chief Product Mkting OfficerExecutivesF5, Inc.
    405,853 USD43SEC
    1,000 shares@ US$405.85280.0018% mcap47.1% of flowCommon StockSEC:0002046054-26-000008:2
  • ▼
    Chief Product Mkting OfficerExecutivesF5, Inc.
    280,660 USD32SEC
    1,000 shares@ US$280.6631.6% of flowCommon StockSEC:0002046054-26-000004:0
  • ◆
    Chief Product Mkting OfficerExecutivesF5, Inc.
    1M USD17SEC
    4,125 shares@ US$275.6156.0% of flowCommon StockSEC:0002046054-26-000002:1
  • ◇
    Chief Product Mkting OfficerExecutivesF5, Inc.
    0SEC
    8,050 shares0Common StockSEC:0002046054-26-000002:0

11 of 11 declarations