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Disclosery

CSS LLC/IL: OSIS position timeline

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

CSS LLC/IL held 0 OSIS 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 0 shares
    Change vs previous 13F -4,500 shares

    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).

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

  2. period ended2026-03-31
    13F 4,500 shares
    Change vs previous 13F +4,500 shares

    0.07% of the 13F portfolio, value $1,194,795.

    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 ended2025-09-30
    13F 0 shares
    Change vs previous 13F -10,296 shares

    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).

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

  4. period ended2025-06-30
    13F 10,296 shares
    Change vs previous 13F +820 shares

    0.15% of the 13F portfolio, value $2,315,159.

    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).

  5. period ended2025-03-31
    13F 9,476 shares
    Change vs previous 13F +1,876 shares

    0.13% of the 13F portfolio, value $1,841,566.

    13F-HR 0001085146-25-003288 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).

  6. period ended2024-12-31
    13F 7,600 shares
    Change vs previous 13F +5,800 shares

    0.08% of the 13F portfolio, value $1,272,468.

    13F-HR 0001085146-25-001728 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).

  7. period ended2024-09-30
    13F 1,800 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $273,294.

    13F-HR 0001085146-24-005922 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).