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JM
Insider

John Anthony Maddison

Chief Product Mkting Officer

John Anthony Maddison (Chief Product Mkting Officer) filed 3 Form 4 reports in the trailing twelve months (0 purchases, 3 sales), most often in F5, Inc. (FFIV). The largest single filing was $406K of FFIV (1,000 sh × $405.85, as filed), executed Aug 3.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
3
0 buys · 3 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.0M
shares × price, as filed
Last traded
Aug 3
Filed Aug 4

Median ADV $278.8M across their filed names

Open performance
Volume by month
$406K$203K$0Oct 2024Apr 2025Oct 2025Apr 2026Feb 2026 · sells $281KMay 2026 · sells $322KAug 2026 · sells $406K
Buys $0 Sells $1.0M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Technology 3 filings

Sector per market data · by filing · past 12 months

Most traded names
FFIV F5, Inc. FFIV · 0 buys · 3 sells 3 filings
Recent filings
FFIVSALE F5, Inc. View filing → $406K
1,000 sh × $405.85
Exec Aug 3
Filed Aug 4 · 5:09 PM ET
FFIVSALE F5, Inc. View filing → $322K
1,000 sh × $322.33
Exec May 4
Filed May 5 · 5:30 PM ET
FFIVSALE F5, Inc. View filing → $281K
1,000 sh × $280.66
Exec Feb 10
Filed Feb 11 · 5:30 PM ET