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CITADEL ADVISORS LLC: GERN position timeline

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

CITADEL ADVISORS LLC held 29,038,928 GERN shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 29,038,928 shares
    Change vs previous 13F +7,462,359 shares

    0.02% of the 13F portfolio, value $37,169,828.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 21,576,569 shares
    Change vs previous 13F +11,650,783 shares

    0.02% of the 13F portfolio, value $32,149,088.

    13F-HR 0001104659-26-062477 filed by CITADEL 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 9,925,786 shares
    Change vs previous 13F -5,779,282 shares

    0.01% of the 13F portfolio, value $13,102,038.

    13F-HR 0001104659-26-016408 filed by CITADEL 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 15,705,068 shares
    Change vs previous 13F +3,669,167 shares

    0.02% of the 13F portfolio, value $21,515,943.

    13F-HR 0001104659-25-112514 filed by CITADEL 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 12,035,901 shares
    Change vs previous 13F +5,372,587 shares

    0.01% of the 13F portfolio, value $16,970,621.

    13F-HR 0001104659-25-078555 filed by CITADEL 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 6,663,314 shares
    Change vs previous 13F +2,479,169 shares

    0.01% of the 13F portfolio, value $10,594,669.

    13F-HR 0000950123-25-005687 filed by CITADEL 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 4,184,145 shares
    Change vs previous 13F -500,187 shares

    0.01% of the 13F portfolio, value $14,811,873.

    13F-HR 0000950123-25-002739 filed by CITADEL 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 4,684,332 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $21,266,867.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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