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Disclosery

Quantitative Investment Management, LLC: ISRG position timeline

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

Quantitative Investment Management, LLC held 32,943 ISRG 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 32,943 shares
    Change vs previous 13F +27,206 shares

    1.43% of the 13F portfolio, value $13,100,000.

    13F-HR 0001445911-26-000004 filed by Quantitative Investment Management, LLC
    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 5,737 shares
    Change vs previous 13F +5,737 shares

    0.27% of the 13F portfolio, value $2,644,000.

    13F-HR 0001445911-26-000003 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -7,694 shares

    13F-HR 0001445911-25-000023 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  4. period ended2025-06-30
    13F 7,694 shares
    Change vs previous 13F +2,099 shares

    0.56% of the 13F portfolio, value $4,180,000.

    13F-HR 0001445911-25-000021 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 5,595 shares
    Change vs previous 13F -8,185 shares

    0.25% of the 13F portfolio, value $2,771,000.

    13F-HR 0001445911-25-000020 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 13,780 shares
    Change vs previous 13F +9,775 shares

    0.54% of the 13F portfolio, value $7,192,000.

    13F-HR 0001445911-25-000018 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 4,005 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $1,967,000.

    13F-HR 0001445911-24-000007 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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