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CITADEL ADVISORS LLC: CECO position timeline

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

CITADEL ADVISORS LLC held 160,872 CECO 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 160,872 shares
    Change vs previous 13F -56,514 shares

    0.01% of the 13F portfolio, value $14,597,525.

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

  2. period ended2026-03-31
    13F 217,386 shares
    Change vs previous 13F +152,324 shares

    0.01% of the 13F portfolio, value $12,951,858.

    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 65,062 shares
    Change vs previous 13F -278,486 shares

    <0.01% of the 13F portfolio, value $3,893,961.

    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 343,548 shares
    Change vs previous 13F +218,382 shares

    0.01% of the 13F portfolio, value $17,589,658.

    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 125,166 shares
    Change vs previous 13F +114,406 shares

    <0.01% of the 13F portfolio, value $3,543,450.

    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 10,760 shares
    Change vs previous 13F -22,314 shares

    <0.01% of the 13F portfolio, value $245,328.

    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 33,074 shares
    Change vs previous 13F +33,074 shares

    <0.01% of the 13F portfolio, value $999,827.

    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 0 shares
    Change vs previous 13F not available

    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).

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