PEAK6 LLC: CEPT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PEAK6 LLC on CEPT, newest first. How the timeline and the estimate are built.

PEAK6 LLC held 170,344 CEPT shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

period ended2026-06-30
13F 170,344 shares
Change vs previous 13F +70,000 shares
0.06% of the 13F portfolio, value $2,286,016.
13F-HR 0001389958-26-000014 filed by PEAK6 LLC
Filed 2026-08-13 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 100,344 shares
Change vs previous 13F not available
0.03% of the 13F portfolio, value $1,092,746.
13F-HR 0001389958-26-000013 filed by PEAK6 LLC
Filed 2026-05-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
Acceptance time not in the bulk data set (spec §4.2).