SEC Insider Transactions from AUGUSTINOS NICHOLAS.

Last updated: 2026-03-14 10:05 UTC | Total transactions: 8

Nicholas Augustinos, a director at Dexcom Inc. ($DXCM), sold shares on the open market twice in the last year, totaling about $518,000. His most recent sale occurred on June 16, 2025. These sales rank 6,356th among 11,678 insiders in our database, well below the average of $8.6 million per seller across 6.4 transactions. Augustinos made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 13, 2025 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director S Common Stock 2618 $81.69 42,129.0000 412,700,000 5.85% 0.00%
June 16, 2025 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director S Common Stock 3672 $82.80 38,457.0000 412,700,000 8.72% 0.00%
May 8, 2025 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director G Common Stock 2618 $0.00 39,701.0000 412,700,000 6.19% 0.00%
May 8, 2025 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director G Common Stock 2618 $0.00 44,747.0000 412,700,000 6.21% 0.00%
May 8, 2025 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director A Common Stock 5046 $0.00 44,747.0000 412,700,000 12.71% 0.00%
May 22, 2024 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director A Common Stock 2618 $0.00 39,701.0000 425,500,000 7.06% 0.00%
May 18, 2024 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director G Common Stock 3043 $0.00 37,083.0000 425,500,000 7.58% 0.00%
May 18, 2024 DEXCOM INC $DXCM AUGUSTINOS NICHOLAS Director G Common Stock 3043 $0.00 37,083.0000 425,500,000 8.94% 0.00%