East Coast Asset Management, LLC.: COST position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of East Coast Asset Management, LLC. on COST, newest first. How the timeline and the estimate are built.
East Coast Asset Management, LLC. held 242 COST shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 242 sharesChange vs previous 13F 0 shares
0.07% of the 13F portfolio, value $226,384.
13F-HR 0001579254-26-000004 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 242 sharesChange vs previous 13F 0 shares
0.08% of the 13F portfolio, value $241,136.
13F-HR 0001579254-26-000003 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 242 sharesChange vs previous 13F 0 shares
0.06% of the 13F portfolio, value $208,686.
13F-HR 0001579254-26-000002 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 242 sharesChange vs previous 13F 0 shares
0.07% of the 13F portfolio, value $224,002.
13F-HR 0001579254-25-000004 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 242 sharesChange vs previous 13F 0 shares
0.08% of the 13F portfolio, value $239,565.
13F-HR 0001085146-25-005068 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 242 sharesChange vs previous 13F 0 shares
0.08% of the 13F portfolio, value $228,879.
13F-HR 0001085146-25-003192 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 242 sharesChange vs previous 13F 0 shares
0.07% of the 13F portfolio, value $221,737.
13F-HR 0001085146-25-001516 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 242 sharesChange vs previous 13F not available
0.07% of the 13F portfolio, value $214,538.
13F-HR 0001085146-24-005781 filed by East Coast Asset Management, LLC.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).