Harbor Advisory Corp

SEC CIK: 0001100710
Latest filing: Aug 13, 2026

SEC filings (opens in a new tab)

T holding history

AT&T Inc. in every 13F filed by Harbor Advisory Corp, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

T overview All 13F holders of T Full Q2 2026 holdings

Shares (Q3 2023): 0; Sold out in Q3 2023
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q3 2021

Holdings of T by Harbor Advisory Corp, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2023	0	$0	0.0%	−10,000−100.0%	Sold out	Holders
Q2 2023	10,000	$159.5K	0.1%	+10,000	New	Holders
Q4 2021	0	$0	0.0%	−10,260−100.0%	Sold out	Holders
Q3 2021	10,260	$277.0K	0.1%	+10,260	New	Holders