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CSS LLC/IL: POR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CSS LLC/IL on POR, newest first. How the timeline and the estimate are built.

CSS LLC/IL held 6,200 POR 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 6,200 shares
    Change vs previous 13F -5,970 shares

    0.01% of the 13F portfolio, value $321,346.

    13F-HR 0001103646-26-000012 filed by CSS LLC/IL
    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 12,170 shares
    Change vs previous 13F -1,510 shares

    0.04% of the 13F portfolio, value $642,211.

    13F-HR 0001103646-26-000009 filed by CSS LLC/IL
    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 13,680 shares
    Change vs previous 13F -1,980 shares

    0.04% of the 13F portfolio, value $656,503.

    13F-HR 0001103646-26-000003 filed by CSS LLC/IL
    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 15,660 shares
    Change vs previous 13F +2,460 shares

    0.04% of the 13F portfolio, value $689,040.

    13F-HR 0001103646-25-000009 filed by CSS LLC/IL
    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 13,200 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $536,316.

    13F-HR 0001085146-25-005235 filed by CSS LLC/IL
    Filed (acceptance time not in the bulk data set), ingested

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