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Disclosery

ORBIMED ADVISORS LLC: IRON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ORBIMED ADVISORS LLC on IRON, newest first. How the timeline and the estimate are built.

ORBIMED ADVISORS LLC held 357,535 IRON 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 357,535 shares
    Change vs previous 13F -710,015 shares

    0.5% of the 13F portfolio, value $26,150,110.

    13F-HR 0001172661-26-003740 filed by ORBIMED ADVISORS 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 1,067,550 shares
    Change vs previous 13F 0 shares

    1.49% of the 13F portfolio, value $68,259,147.

    13F-HR 0001172661-26-002369 filed by ORBIMED ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 1,067,550 shares
    Change vs previous 13F -347,470 shares

    1.73% of the 13F portfolio, value $84,774,146.

    13F-HR 0001172661-26-001119 filed by ORBIMED ADVISORS LLC
    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 1,415,020 shares
    Change vs previous 13F 0 shares

    2.24% of the 13F portfolio, value $93,504,522.

    13F-HR 0001172661-25-005047 filed by ORBIMED ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 1,415,020 shares
    Change vs previous 13F 0 shares

    1.88% of the 13F portfolio, value $74,939,459.

    13F-HR 0001172661-25-003514 filed by ORBIMED ADVISORS LLC
    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 1,415,020 shares
    Change vs previous 13F -370,551 shares

    1.69% of the 13F portfolio, value $70,241,593.

    13F-HR 0001172661-25-002355 filed by ORBIMED ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 1,785,571 shares
    Change vs previous 13F 0 shares

    2.35% of the 13F portfolio, value $113,205,201.

    13F-HR 0001172661-25-001136 filed by ORBIMED ADVISORS LLC
    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 1,785,571 shares
    Change vs previous 13F not available

    1.61% of the 13F portfolio, value $87,742,959.

    13F-HR 0001172661-24-005167 filed by ORBIMED ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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