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Disclosery

BIRCHBROOK, INC.: ISRG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BIRCHBROOK, INC. on ISRG, newest first. How the timeline and the estimate are built.

BIRCHBROOK, INC. held 2,003 ISRG shares at 2026-06-30 per its 13F-HR filed 2026-07-09.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,003 shares
    Change vs previous 13F +329 shares

    0.37% of the 13F portfolio, value $796,554.

    13F-HR 0002071468-26-000004 filed by BIRCHBROOK, 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 1,674 shares
    Change vs previous 13F +84 shares

    0.38% of the 13F portfolio, value $771,698.

    13F-HR 0002071468-26-000003 filed by BIRCHBROOK, 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 1,590 shares
    Change vs previous 13F +57 shares

    0.45% of the 13F portfolio, value $900,513.

    13F-HR 0002071468-26-000001 filed by BIRCHBROOK, 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 1,533 shares
    Change vs previous 13F +74 shares

    0.35% of the 13F portfolio, value $685,604.

    13F-HR 0002071468-25-000014 filed by BIRCHBROOK, 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 1,459 shares
    Change vs previous 13F +1,396 shares

    0.42% of the 13F portfolio, value $792,836.

    13F-HR 0002071468-25-000013 filed by BIRCHBROOK, 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 63 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $31,203.

    13F-HR 0002071468-25-000006 filed by BIRCHBROOK, 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 63 shares
    Change vs previous 13F -10 shares

    0.02% of the 13F portfolio, value $32,884.

    13F-HR 0002071468-25-000005 filed by BIRCHBROOK, 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 73 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $35,863.

    13F-HR 0002071468-25-000004 filed by BIRCHBROOK, INC.
    Filed (acceptance time not in the bulk data set), ingested

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