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Disclosery

Allston Trading LLC: SPY position timeline

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

Allston Trading LLC held 134,697 SPY shares at 2014-09-30 per its 13F-HR filed 2014-10-22.

the latest 13F is the newest step

  1. period ended2014-09-30
    13F 134,697 shares
    Change vs previous 13F +104,574 shares

    63.62% of the 13F portfolio, value $26,523,000.

    13F-HR 0001476223-14-000004 filed by Allston Trading LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2014-06-30
    13F 30,123 shares
    Change vs previous 13F +26,123 shares

    26.53% of the 13F portfolio, value $5,899,000.

    13F-HR 0001476223-14-000003 filed by Allston Trading LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2014-03-31
    13F 4,000 shares
    Change vs previous 13F -662 shares

    4.43% of the 13F portfolio, value $748,000.

    13F-HR 0001476223-14-000002 filed by Allston Trading LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2013-12-31
    13F 4,662 shares
    Change vs previous 13F +4,662 shares

    2.06% of the 13F portfolio, value $861,000.

    13F-HR 0001476223-14-000001 filed by Allston Trading LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2013-09-30
    13F 0 shares
    Change vs previous 13F -11,734 shares

    13F-HR 0001476223-13-000007 filed by Allston Trading 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.

  6. period ended2013-06-30
    13F 11,734 shares
    Change vs previous 13F not available

    99.99% of the 13F portfolio, value $922,042,858,000.

    13F-HR 0001476223-13-000006 filed by Allston Trading LLC
    Filed (acceptance time not in the bulk data set), ingested

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