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T. Rowe Price Investment Management, Inc.: CWST position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of T. Rowe Price Investment Management, Inc. on CWST, newest first. How the timeline and the estimate are built.

T. Rowe Price Investment Management, Inc. held 2,078,022 CWST shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,078,022 shares
    Change vs previous 13F +378,532 shares

    0.13% of the 13F portfolio, value $201,506,000.

    13F-HR 0001897612-26-000578 filed by T. Rowe Price Investment Management, Inc.
    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 1,699,490 shares
    Change vs previous 13F -8,233 shares

    0.09% of the 13F portfolio, value $134,838,000.

    13F-HR 0001897612-26-000460 filed by T. Rowe Price Investment Management, Inc.
    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/A 1,707,723 shares
    Change vs previous 13F +524 shares

    0.11% of the 13F portfolio, value $167,255,000.

    13F-HR/A 0001897612-26-000299 filed by T. Rowe Price Investment Management, Inc.
    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 1,707,199 shares
    Change vs previous 13F +660,598 shares

    0.1% of the 13F portfolio, value $161,980,000.

    13F-HR 0001897612-25-000511 filed by T. Rowe Price Investment Management, Inc.
    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 1,046,601 shares
    Change vs previous 13F -373,198 shares

    0.08% of the 13F portfolio, value $120,757,000.

    13F-HR 0000080255-25-000548 filed by T. Rowe Price Investment Management, Inc.
    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 1,419,799 shares
    Change vs previous 13F +163,363 shares

    0.1% of the 13F portfolio, value $158,322,000.

    13F-HR 0000080255-25-000283 filed by T. Rowe Price Investment Management, Inc.
    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 1,256,436 shares
    Change vs previous 13F -55,938 shares

    0.08% of the 13F portfolio, value $132,944,000.

    13F-HR 0000080255-25-000217 filed by T. Rowe Price Investment Management, Inc.
    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 1,312,374 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $130,569,000.

    13F-HR 0001897612-24-002015 filed by T. Rowe Price Investment Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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