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TCG Crossover Management, LLC: IRON position timeline

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

TCG Crossover Management, LLC held 1,341,862 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 1,341,862 shares
    Change vs previous 13F 0 shares

    2.36% of the 13F portfolio, value $98,143,787.

    13F-HR 0001214659-26-010290 filed by TCG Crossover 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 1,341,862 shares
    Change vs previous 13F +1,341,862 shares

    2.45% of the 13F portfolio, value $85,798,656.

    13F-HR 0001214659-26-006367 filed by TCG Crossover 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 ended2025-12-31
    13F 0 shares
    Change vs previous 13F -465,257 shares

    13F-HR 0001214659-26-001871 filed by TCG Crossover 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 ended2025-09-30
    13F 465,257 shares
    Change vs previous 13F 0 shares

    1.51% of the 13F portfolio, value $30,744,183.

    13F-HR 0001214659-25-016751 filed by TCG Crossover 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 ended2025-06-30
    13F 465,257 shares
    Change vs previous 13F 0 shares

    2.81% of the 13F portfolio, value $24,640,011.

    13F-HR 0001214659-25-012291 filed by TCG Crossover 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 ended2025-03-31
    13F 465,257 shares
    Change vs previous 13F -21,700 shares

    3.15% of the 13F portfolio, value $23,095,357.

    13F-HR 0001214659-25-007553 filed by TCG Crossover 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 ended2024-12-31
    13F 486,957 shares
    Change vs previous 13F 0 shares

    3.02% of the 13F portfolio, value $30,873,074.

    13F-HR 0001214659-25-002888 filed by TCG Crossover Management, 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 486,957 shares
    Change vs previous 13F not available

    2.03% of the 13F portfolio, value $23,929,067.

    13F-HR 0001214659-24-019064 filed by TCG Crossover Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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