Skip to content
Disclosery

GAMCO Investors (Gabelli): DXCM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMCO Investors (Gabelli) on DXCM, newest first. How the timeline and the estimate are built.

GAMCO Investors (Gabelli) held 121,600 DXCM shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 121,600 shares
    Change vs previous 13F +8,297 shares

    0.03% of the 13F portfolio, value $8,189,760.

    13F-HR 0001140361-26-032509 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 69,600 shares

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 113,303 shares
    Change vs previous 13F +11,103 shares

    0.03% of the 13F portfolio, value $7,115,428.

    13F-HR 0001140361-26-021337 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,003 shares
    • GABELLI FUNDS LLC: 61,300 shares

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 102,200 shares
    Change vs previous 13F +200 shares

    0.03% of the 13F portfolio, value $6,783,014.

    13F-HR 0001140361-26-003895 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 50,200 shares

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 102,000 shares
    Change vs previous 13F -300 shares

    0.03% of the 13F portfolio, value $6,863,580.

    13F-HR 0001140361-25-041670 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 50,000 shares

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 102,300 shares
    Change vs previous 13F +300 shares

    0.04% of the 13F portfolio, value $8,929,767.

    13F-HR 0001140361-25-030814 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 50,300 shares

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 102,000 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $6,965,580.

    13F-HR 0001140361-25-018975 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 50,000 shares

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 102,000 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $7,932,540.

    13F-HR 0001140361-25-004330 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 50,000 shares

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 102,000 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $6,838,080.

    13F-HR 0001140361-24-046738 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 52,000 shares
    • GABELLI FUNDS LLC: 50,000 shares

    Acceptance time not in the bulk data set (spec §4.2).