AUGUSTINOS NICHOLAS
Director · DXCM
As of 2026-09-16, AUGUSTINOS NICHOLAS has 11 Form 4 transactions on record across 1 company — 6 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | DXCM | Sale | 6,539 @ $84.04 | $550K | −18.2% of holding | 29,293 | Form 4 |
| 2026-09-14 | DXCM | Sale | 1,550 @ $84.02 | $130K | −4.1% of holding | 35,832 | Form 4 |
| 2025-06-16 | DXCM | Sale | 3,672 @ $82.80 | $304K | −9.9% of holding | 33,411 | Form 4 |
| 2025-06-13 | DXCM | Sale | 2,618 @ $81.69 | $214K | −6.6% of holding | 37,083 | Form 4 |
7 award / exercise / gift records — not counted as purchases
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.