Coastline Trust Co

SEC CIK: 0001324279
Latest filing: Oct 1, 2026

SEC filings (opens in a new tab)

BRK.B holding history

Berkshire Hathaway Inc in every 13F filed by Coastline Trust Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

BRK.B overview All 13F holders of BRK.B Full Q3 2026 holdings

Shares (Q3 2026): 21,130
Value: $10.5M
% of portfolio: 1.0%
Quarters held: 23; Since Q1 2021

Holdings of BRK.B by Coastline Trust Co, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2026	21,130	$10.5M	1.0%	−1,176−5.3%	Reduced	Holders
Q2 2026	22,306	$11.2M	1.0%	−208−0.9%	Reduced	Holders
Q1 2026	22,514	$10.8M	1.1%	−2,185−8.8%	Reduced	Holders
Q4 2025	24,699	$12.4M	1.2%	+2,813+12.9%	Added	Holders
Q3 2025	21,886	$11.0M	1.2%	−29−0.1%	Reduced	Holders
Q2 2025	21,915	$10.6M	1.2%	+1,093+5.2%	Added	Holders
Q1 2025	20,822	$11.1M	1.4%	−144−0.7%	Reduced	Holders
Q4 2024	20,966	$9.50M	1.1%	−142−0.7%	Reduced	Holders
Q3 2024	21,108	$9.72M	1.1%	−2,934−12.2%	Reduced	Holders
Q2 2024	24,042	$9.78M	1.1%	−1,865−7.2%	Reduced	Holders
Q1 2024	25,907	$10.9M	1.3%	+1,807+7.5%	Added	Holders
Q4 2023	24,100	$8.60M	1.1%	−128−0.5%	Reduced	Holders
Q3 2023	24,228	$8.49M	1.3%	+329+1.4%	Added	Holders
Q2 2023	23,899	$8.15M	1.1%	+3,224+15.6%	Added	Holders
Q1 2023	20,675	$6.38M	0.9%	+505+2.5%	Added	Holders
Q4 2022	20,170	$6.23M	0.9%	+3,679+22.3%	Added	Holders
Q3 2022	16,491	$4.40M	0.7%	+1,555+10.4%	Added	Holders
Q2 2022	14,936	$4.08M	0.6%	−739−4.7%	Reduced	Holders
Q1 2022	15,675	$5.53M	0.7%	−178−1.1%	Reduced	Holders
Q4 2021	15,853	$4.74M	0.5%	+613+4.0%	Added	Holders
Q3 2021	15,240	$4.16M	0.5%	+910+6.4%	Added	Holders
Q2 2021	14,330	$3.98M	0.5%	+2,540+21.5%	Added	Holders
Q1 2021	11,790	$3.01M	0.4%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.