Choate Investment Advisors

SEC CIK: 0001399794
Latest filing: Aug 11, 2026

SEC filings (opens in a new tab)

BRK.B holding history

Berkshire Hathaway Inc in every 13F filed by Choate Investment Advisors, 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 Q2 2026 holdings

Shares (Q2 2026): 67,929
Value: $34.0M
% of portfolio: 0.6%
Quarters held: 22; Since Q1 2021

Holdings of BRK.B by Choate Investment Advisors, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	67,929	$34.0M	0.6%	+281+0.4%	Added	Holders
Q1 2026	67,648	$32.4M	0.6%	+750+1.1%	Added	Holders
Q4 2025	66,898	$33.6M	0.7%	−3,434−4.9%	Reduced	Holders
Q3 2025	70,332	$35.4M	0.7%	+3,491+5.2%	Added	Holders
Q2 2025	66,841	$32.5M	0.7%	−1,394−2.0%	Reduced	Holders
Q1 2025	68,235	$36.3M	0.9%	−1,446−2.1%	Reduced	Holders
Q4 2024	69,681	$29.6M	0.7%	+2,394+3.6%	Added	Holders
Q3 2024	67,287	$31.0M	0.8%	+189+0.3%	Added	Holders
Q2 2024	67,098	$27.3M	0.7%	−809−1.2%	Reduced	Holders
Q1 2024	67,907	$28.6M	0.8%	+1,058+1.6%	Added	Holders
Q4 2023	66,849	$23.8M	0.7%	+4,339+6.9%	Added	Holders
Q3 2023	62,510	$21.9M	0.9%	+3,014+5.1%	Added	Holders
Q2 2023	59,496	$20.3M	0.8%	+1,327+2.3%	Added	Holders
Q1 2023	58,169	$18.0M	0.9%	−294−0.5%	Reduced	Holders
Q4 2022	58,463	$18.1M	1.1%	+2,131+3.8%	Added	Holders
Q3 2022	56,332	$15.0M	1.0%	−282−0.5%	Reduced	Holders
Q2 2022	56,614	$15.5M	0.9%	+4,092+7.8%	Added	Holders
Q1 2022	52,522	$18.5M	1.0%	+29+0.1%	Added	Holders
Q4 2021	52,493	$15.7M	0.9%	+543+1.0%	Added	Holders
Q3 2021	51,950	$14.2M	0.9%	+158+0.3%	Added	Holders
Q2 2021	51,792	$14.4M	0.9%	+1,645+3.3%	Added	Holders
Q1 2021	50,147	$12.8M	0.8%	–	–	Holders

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