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Disclosery

American Research & Management Co.: WAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of American Research & Management Co. on WAT, newest first. How the timeline and the estimate are built.

American Research & Management Co. held 32,916 WAT shares at 2022-09-30 per its 13F-HR filed 2022-10-07.

the latest 13F is the newest step

  1. period ended2022-09-30
    13F 32,916 shares
    Change vs previous 13F -325 shares

    2.45% of the 13F portfolio, value $8,872,000.

    13F-HR 0000909012-22-000112 filed by American Research & 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 ended2022-06-30
    13F 33,241 shares
    Change vs previous 13F -356 shares

    2.83% of the 13F portfolio, value $11,002,000.

    13F-HR 0000909012-22-000079 filed by American Research & 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 ended2022-03-31
    13F 33,597 shares
    Change vs previous 13F -461 shares

    2.3% of the 13F portfolio, value $10,428,000.

    13F-HR 0000909012-22-000052 filed by American Research & 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 ended2021-12-31
    13F 34,058 shares
    Change vs previous 13F -600 shares

    2.75% of the 13F portfolio, value $12,690,000.

    13F-HR 0000909012-22-000017 filed by American Research & 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 ended2021-09-30
    13F 34,658 shares
    Change vs previous 13F -485 shares

    2.86% of the 13F portfolio, value $12,383,000.

    13F-HR 0000909012-21-000134 filed by American Research & 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 ended2021-06-30
    13F 35,143 shares
    Change vs previous 13F -546 shares

    2.77% of the 13F portfolio, value $12,146,000.

    13F-HR 0000909012-21-000100 filed by American Research & 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 ended2021-03-31
    13F 35,689 shares
    Change vs previous 13F -1,538 shares

    2.45% of the 13F portfolio, value $10,142,000.

    13F-HR 0000909012-21-000060 filed by American Research & 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 ended2020-12-31
    13F 37,227 shares
    Change vs previous 13F not available

    2.4% of the 13F portfolio, value $9,211,000.

    13F-HR 0000909012-21-000010 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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