Winthrop Advisory Group LLC

SEC CIK: 0001739043
Latest filing: Jul 17, 2026

SEC filings (opens in a new tab)

MKL holding history

Markel Group Inc. in every 13F filed by Winthrop Advisory Group LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2026): 327
Value: $638.6K
% of portfolio: <0.1%
Quarters held: 22; Since Q1 2021

Holdings of MKL by Winthrop Advisory Group LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	327	$638.6K	<0.1%	00.0%	Unchanged	Holders
Q1 2026	327	$625.9K	0.1%	−12−3.5%	Reduced	Holders
Q4 2025	339	$705.1K	0.1%	+12+3.7%	Added	Holders
Q3 2025	327	$625.0K	0.1%	00.0%	Unchanged	Holders
Q2 2025	327	$653.1K	0.1%	00.0%	Unchanged	Holders
Q1 2025	327	$611.4K	0.1%	00.0%	Unchanged	Holders
Q4 2024	327	$564.5K	0.1%	00.0%	Unchanged	Holders
Q3 2024	327	$512.9K	0.1%	00.0%	Unchanged	Holders
Q2 2024	327	$515.2K	0.1%	00.0%	Unchanged	Holders
Q1 2024	327	$497.5K	0.1%	00.0%	Unchanged	Holders
Q4 2023	327	$464.3K	0.1%	00.0%	Unchanged	Holders
Q3 2023	327	$481.5K	0.1%	00.0%	Unchanged	Holders
Q2 2023	327	$452.3K	0.1%	00.0%	Unchanged	Holders
Q1 2023	327	$417.7K	0.1%	00.0%	Unchanged	Holders
Q4 2022	327	$430.8K	0.1%	00.0%	Unchanged	Holders
Q3 2022	327	$355.0K	0.1%	00.0%	Unchanged	Holders
Q2 2022	327	$423.0K	0.1%	00.0%	Unchanged	Holders
Q1 2022	327	$482.0K	0.1%	00.0%	Unchanged	Holders
Q4 2021	327	$404.0K	0.1%	00.0%	Unchanged	Holders
Q3 2021	327	$391.0K	0.1%	00.0%	Unchanged	Holders
Q2 2021	327	$388.0K	0.1%	00.0%	Unchanged	Holders
Q1 2021	327	$373.0K	0.1%	–	–	Holders

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