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Disclosery

October Effect Ltd: SPY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of October Effect Ltd on SPY, newest first. How the timeline and the estimate are built.

October Effect Ltd held 4,095 SPY shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,095 shares
    Change vs previous 13F +400 shares

    2.88% of the 13F portfolio, value $3,058,023.

    13F-HR 0002078353-26-000003 filed by October Effect Ltd
    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 3,695 shares
    Change vs previous 13F +802 shares

    2.77% of the 13F portfolio, value $2,403,006.

    13F-HR 0002078353-26-000002 filed by October Effect Ltd
    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 2,893 shares
    Change vs previous 13F +339 shares

    2.17% of the 13F portfolio, value $1,972,795.

    13F-HR 0002078353-26-000001 filed by October Effect Ltd
    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 2,554 shares
    Change vs previous 13F -51 shares

    1.88% of the 13F portfolio, value $1,701,424.

    13F-HR 0002078353-25-000004 filed by October Effect Ltd
    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 2,605 shares
    Change vs previous 13F not available

    1.94% of the 13F portfolio, value $1,609,499.

    13F-HR 0002078353-25-000001 filed by October Effect Ltd
    Filed (acceptance time not in the bulk data set), ingested

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