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Other insiders

John Whittle

Transactions disclosed by this reporting insider. Insider filers can be individuals or organisations.

Source last checked 2026-10-12 01:37 UTC. Reporting dates appear with the records.

Stock growth & value

Stocks linked to collected disclosures. Prices refresh in the background; the chart shows its actual price dates.

Latest stored close
$194.75
FTNT · 2026-10-09 · USD
Stock price change
+$111.67
+134.41% over the displayed dates
Chart dates
2025-10-14 – 2026-10-09
Completed daily price dates

Stock price · move across the chart or use arrow keys

Oct 14, 2025Oct 9, 2026
Starting investment
$10K
2025-10-14 · hypothetical
Investment value
$23.4K
As of 2026-10-09
Estimated gain / loss
+$13,441.26
+134.41%

Illustration assumes buying this stock at the first displayed close and holding through the last. It does not represent this person's investment or earnings. Uses stored split-adjusted closing prices, without dividends, fees or taxes. Only mapped USD share positions qualify for firm estimates; options, debt and unmapped holdings are excluded. This chart covers the selected stock.

Collected Form 4 activity · 2026-08-01 – 2026-09-15. Priced non-derivative purchases and sales, including scheduled trades; excludes grants, exercises and tax withholding. These totals do not change with the chart period.

Disclosed purchases
—
No priced purchase collected
Disclosed sales
$9.4M
Sale proceeds, not profit

14 transaction lines

SEC Form 4 records. Grants, exercises, tax withholding and scheduled sales retain their labels.

CompanyActionValue
FTNTFortinet Inc2026-09-15
Option exercise10b5-1 plan
$176.1K
FTNTFortinet Inc2026-09-15
Sale10b5-1 plan
$478.4K
FTNTFortinet Inc2026-09-15
Option exercisederivative10b5-1 plan
—
FTNTFortinet Inc2026-09-14
Option exercisederivative10b5-1 plan
—
FTNTFortinet Inc2026-09-14
Sale10b5-1 plan
$192.2K
FTNTFortinet Inc2026-09-14
Option exercise10b5-1 plan
$3.3M
FTNTFortinet Inc2026-09-14
Sale10b5-1 plan
$8.7M
FTNTFortinet Inc2026-08-01
Option exercisederivative
—
FTNTFortinet Inc2026-08-01
Option exercise
—
FTNTFortinet Inc2026-08-01
Option exercise
—
FTNTFortinet Inc2026-08-01
Option exercise
—
FTNTFortinet Inc2026-08-01
Withheld for tax
$374.1K
FTNTFortinet Inc2026-08-01
Option exercisederivative
—
FTNTFortinet Inc2026-08-01
Option exercisederivative
—

Original sources

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