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Disclosery

CITADEL ADVISORS LLC: RGEN position timeline

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

CITADEL ADVISORS LLC held 376,309 RGEN 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 376,309 shares
    Change vs previous 13F -722,872 shares

    0.03% of the 13F portfolio, value $51,343,600.

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

  2. period ended2026-03-31
    13F 1,099,181 shares
    Change vs previous 13F -295,071 shares

    0.09% of the 13F portfolio, value $129,505,505.

    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 1,394,252 shares
    Change vs previous 13F -290,468 shares

    0.16% of the 13F portfolio, value $228,462,133.

    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 1,684,720 shares
    Change vs previous 13F +621,664 shares

    0.18% of the 13F portfolio, value $225,196,523.

    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 1,063,056 shares
    Change vs previous 13F -266,679 shares

    0.11% of the 13F portfolio, value $132,222,905.

    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 1,329,735 shares
    Change vs previous 13F +150,233 shares

    0.17% of the 13F portfolio, value $169,195,481.

    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 1,179,502 shares
    Change vs previous 13F +663,641 shares

    0.16% of the 13F portfolio, value $169,777,518.

    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 515,861 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $76,770,434.

    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).