Harbor Advisors LLC: AMG position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Harbor Advisors LLC on AMG, newest first. How the timeline and the estimate are built.
Harbor Advisors LLC held 2,500 AMG shares at 2026-06-30 per its 13F-HR filed 2026-07-28.
the latest 13F is the newest step
- period ended2026-06-3013F 2,500 sharesChange vs previous 13F 0 shares
0.11% of the 13F portfolio, value $846,000.
13F-HR 0001214659-26-009081 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F 0 shares
0.1% of the 13F portfolio, value $691,750.
13F-HR 0001214659-26-005743 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F 0 shares
0.11% of the 13F portfolio, value $720,700.
13F-HR 0001214659-26-000986 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F 0 shares
0.09% of the 13F portfolio, value $596,075.
13F-HR 0001214659-25-016246 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F 0 shares
0.08% of the 13F portfolio, value $491,925.
13F-HR 0001214659-25-011966 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F 0 shares
0.07% of the 13F portfolio, value $420,075.
13F-HR 0001214659-25-007679 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F 0 shares
0.07% of the 13F portfolio, value $462,300.
13F-HR 0001214659-25-002356 filed by Harbor Advisors 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 2,500 sharesChange vs previous 13F not available
0.07% of the 13F portfolio, value $444,500.
13F-HR 0001214659-24-019061 filed by Harbor Advisors LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).