FIRST NATIONAL CORP /MA/ /ADV

Holdings History for BERKSHIRE HATHAWAY INC DEL - CLASS A COMMON STOCK (BRKA)

Symbol: BRKA on NYSE
Investment type: Equity / CLASS A COMMON STOCK

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
30 Sep 2025	0.57%	0%	$2,983,625	4	0		$745906.25	Q3 2025
30 Jun 2025	0.59%	0%	$2,915,200	4	0		$728800.00	Q2 2025
31 Mar 2025	0.71%	+0.71%	$3,193,766	4	+4	NEW	$798441.50	Q1 2025
31 Dec 2020		0%	$1,391,000	400	0		$3477.50 ^*	Q4 2020
30 Sep 2020		0%	$2,063,000	400	0		$5157.50 ^*	Q3 2020
30 Jun 2020		0%	$1,069,000	400	0		$2672.50 ^*	Q2 2020
31 Mar 2020		0%	$4,486,000	400	0		$11215.00 ^*	Q1 2020
31 Dec 2019		0%	$1,358,000	400	0		$3395.00 ^*	Q4 2019
30 Sep 2019		0%	$1,247,000	400	0		$3117.50 ^*	Q3 2019
30 Jun 2019		0%	$1,273,000	400	0		$3182.50 ^*	Q2 2019
31 Mar 2019		0%	$1,205,000	400	0		$3012.50 ^*	Q1 2019

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.