Spot Trading L.L.C: PRKS position timeline

Spot Trading L.L.C held 5,772 PRKS shares at 2017-03-31 per its 13F-HR filed 2017-05-01.

the latest 13F is the newest step

1. period ended2017-03-31

   13F 5,772 shares

   Change vs previous 13F -23,517 shares

   0.03% of the 13F portfolio, value $105,000.

   13F-HR 0001511566-17-000004 filed by Spot Trading L.L.C
   Filed 2017-05-01 (acceptance time not in the bulk data set), ingested 2026-10-07 19:09:43 UTC

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

2. period ended2016-12-31

   13F 29,289 shares

   Change vs previous 13F -391,913 shares

   0.09% of the 13F portfolio, value $554,000.

   13F-HR 0001511566-17-000003 filed by Spot Trading L.L.C
   Filed 2017-02-07 (acceptance time not in the bulk data set), ingested 2026-10-07 19:10:24 UTC

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

3. period ended2016-09-30

   13F 421,202 shares

   Change vs previous 13F -545,730 shares

   0.91% of the 13F portfolio, value $5,678,000.

   13F-HR 0001511566-16-000016 filed by Spot Trading L.L.C
   Filed 2016-10-31 (acceptance time not in the bulk data set), ingested 2026-10-07 19:11:14 UTC

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

4. period ended2016-06-30

   13F 966,932 shares

   Change vs previous 13F +853,644 shares

   1.89% of the 13F portfolio, value $13,856,000.

   13F-HR 0001511566-16-000015 filed by Spot Trading L.L.C
   Filed 2016-08-02 (acceptance time not in the bulk data set), ingested 2026-10-07 19:12:22 UTC

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

5. period ended2016-03-31

   13F 113,288 shares

   Change vs previous 13F -835,795 shares

   0.31% of the 13F portfolio, value $2,386,000.

   13F-HR 0001511566-16-000014 filed by Spot Trading L.L.C
   Filed 2016-05-10 (acceptance time not in the bulk data set), ingested 2026-10-07 19:13:19 UTC

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

6. period ended2015-12-31

   13F 949,083 shares

   Change vs previous 13F -80,790 shares

   1.39% of the 13F portfolio, value $18,687,000.

   13F-HR 0001511566-16-000012 filed by Spot Trading L.L.C
   Filed 2016-01-29 (acceptance time not in the bulk data set), ingested 2026-10-07 19:14:07 UTC

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

7. period ended2015-09-30

   13F 1,029,873 shares

   Change vs previous 13F +381,331 shares

   1.19% of the 13F portfolio, value $18,342,000.

   13F-HR 0001511566-15-000008 filed by Spot Trading L.L.C
   Filed 2015-11-03 (acceptance time not in the bulk data set), ingested 2026-10-07 19:14:40 UTC

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

8. period ended2015-06-30

   13F 648,542 shares

   Change vs previous 13F not available

   0.72% of the 13F portfolio, value $11,959,000.

   13F-HR 0001511566-15-000004 filed by Spot Trading L.L.C
   Filed 2015-08-11 (acceptance time not in the bulk data set), ingested 2026-10-07 19:15:25 UTC

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