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DUFF & PHELPS INVESTMENT MANAGEMENT CO: GFL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DUFF & PHELPS INVESTMENT MANAGEMENT CO on GFL, newest first. How the timeline and the estimate are built.

DUFF & PHELPS INVESTMENT MANAGEMENT CO held 288,148 GFL shares at 2026-06-30 per its 13F-HR/A filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 288,148 shares
    Change vs previous 13F -65,179 shares

    0.1% of the 13F portfolio, value $10,600,964.

    13F-HR/A 0001140361-26-032766 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F/A 353,327 shares
    Change vs previous 13F +29,580 shares

    0.15% of the 13F portfolio, value $14,740,803.

    13F-HR/A 0001140361-26-029563 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 323,747 shares
    Change vs previous 13F +66,515 shares

    0.16% of the 13F portfolio, value $13,904,934.

    13F-HR 0001140361-26-002362 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 257,232 shares
    Change vs previous 13F -31,893 shares

    0.14% of the 13F portfolio, value $12,187,652.

    13F-HR 0001140361-25-041885 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 289,125 shares
    Change vs previous 13F -92,106 shares

    0.17% of the 13F portfolio, value $14,589,248.

    13F-HR 0001140361-25-030078 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 381,231 shares
    Change vs previous 13F +39,411 shares

    0.22% of the 13F portfolio, value $18,417,270.

    13F-HR 0001140361-25-018540 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 341,820 shares
    Change vs previous 13F +30,902 shares

    0.18% of the 13F portfolio, value $15,224,663.

    13F-HR 0001140361-25-003945 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 310,918 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $12,399,410.

    13F-HR 0001140361-24-047052 filed by DUFF & PHELPS INVESTMENT MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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