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Other insiders

Sadie Stern

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

Source last checked 2026-10-31 04:50 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
$79.93
DXCM · 2026-10-29 · USD
Stock price change
+$21.71
+37.29% over the displayed dates
Chart dates
2025-10-31 – 2026-10-29
Completed daily price dates

Stock price · move across the chart or use arrow keys

Oct 31, 2025Oct 29, 2026
Starting investment
$10K
2025-10-31 · hypothetical
Investment value
$13.7K
As of 2026-10-29
Estimated gain / loss
+$3,728.96
+37.29%

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 · 2026-08-22 – 2026-10-27. 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
$428.3K
Sale proceeds, not profit

3 transaction lines

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

CompanyActionValue
DXCMDexcom Inc2026-10-27
Sale10b5-1 plan
$201.7K
DXCMDexcom Inc2026-08-27
Sale10b5-1 plan
$226.7K
DXCMDexcom Inc2026-08-22
Withheld for tax
$134K

Original sources

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