BANK OF MONTREAL /CAN/

Bank

CIK

927971

City

TORONTO

State / Country

Stock

BRK-B — Berkshire Hathaway Inc

Top Portfolio Positions

2,021 positions · $223,071,709,527 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	75,036,582	$13,086,379,897	5.87%
RY	Royal Bank Of Canada Financial Services	63,188,799	$10,222,683,897	4.58%
SPY	Spdr S&P 500 ETF Trust	12,656,607	$8,231,097,791	3.69%
TD	Toronto Dominion Bank Financial Services	77,214,064	$7,204,844,308	3.23%
AAPL	Apple Inc. Technology	28,151,961	$7,144,686,178	3.20%
MSFT	Microsoft Corp Technology	16,775,836	$6,209,911,208	2.78%
AMZN	Amazon Com Inc Consumer Cyclical	29,619,896	$6,168,935,735	2.77%
GOOGL	Alphabet Inc. Communication Services	20,185,967	$5,804,676,666	2.60%
META	Meta Platforms, Inc. Communication Services	7,317,960	$4,186,824,449	1.88%
BNS	Bank Of Nova Scotia Financial Services	56,674,406	$3,928,103,076	1.76%

Portfolio Trend

23 quarters · across all stocks

Holdings in BRK-B

Compact Export CSV

Shares Held

Position Value (USD)

35 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,198,409,232	2,500,854	+31962.2%	Shares	Defined	2026-05-13
2026-03-31	$3,737,760	7,800	-3.7%	Put	Defined	2026-05-13
2026-03-31	$3,881,520	8,100	-99.7%	Call	Defined	2026-05-13
2025-06-30	$1,139,809,266	2,346,397	-10.6%	Shares	Defined	2025-08-05
2025-03-31	$1,397,578,324	2,624,166	+41553.4%	Shares	Defined	2025-05-13
2025-03-31	$3,355,254	6,300	-99.8%	Put	Defined	2025-05-13
2024-12-31	$1,310,604,268	2,891,379	-17.8%	Shares	Defined	2025-02-13
2024-09-30	$1,618,542,027	3,516,582	+13.8%	Shares	Defined	2024-11-13
2024-06-30	$1,256,626,351	3,089,052	+11.0%	Shares	Defined	2024-08-14
2024-03-31	$1,170,083,020	2,782,467	+27724.7%	Shares	Defined	2024-05-13
2023-12-31	$3,566,600	10,000	-99.7%	Put	Defined	2024-02-08
2023-12-31	$1,098,673,293	3,080,450	+20.0%	Shares	Defined	2024-02-08
2023-09-30	$899,508,744	2,567,824	+25578.2%	Shares	Defined	2023-11-01
2023-09-30	$3,503,000	10,000	0.0%	Put	Defined	2023-11-01
2023-06-30	$3,410,000	10,000	-99.6%	Put	Defined	2023-08-02
2023-06-30	$869,150,348	2,548,828	+1274314.0%	Shares	Defined	2023-08-02
2023-03-31	$61,754	200	-98.0%	Call	Defined	2024-06-13
2023-03-31	$3,087,700	10,000	-99.4%	Put	Defined	2024-06-13
2023-03-31	$527,439,985	1,708,197	+4.4%	Shares	Defined	2024-06-13
2022-12-31	$505,479,941	1,636,387	+16263.9%	Shares	Defined	2023-02-01
2022-12-31	$3,089,000	10,000	-66.7%	Put	Defined	2023-02-01
2022-09-30	$8,010,600	30,000	-98.3%	Put	Defined	2022-11-10
2022-09-30	$477,249,115	1,787,316	+5857.7%	Shares	Defined	2022-11-10
2022-06-30	$8,190,600	30,000	-97.8%	Put	Defined	2022-08-11
2022-06-30	$367,647,364	1,346,595	-25.0%	Shares	Defined	2022-08-11
2022-03-31	$633,285,697	1,794,468	-21.3%	Shares	Defined	2022-05-12
2021-12-31	$681,883,254	2,280,546	-12.3%	Shares	Defined	2022-02-11
2021-09-30	$709,624,618	2,599,929	-0.5%	Shares	Defined	2021-11-12
2021-06-30	$726,012,911	2,612,309	+30.9%	Shares	Defined	2021-08-12
2021-03-31	$509,987,604	1,996,272	-16.5%	Shares	Defined	2021-05-13
2020-12-31	$554,436,410	2,391,152	+1608.0%	Shares	Defined	2021-02-12
2020-09-30	$29,811,600	140,000	-93.5%	Put	Defined	2020-11-12
2020-09-30	$456,544,634	2,144,006	+28.0%	Shares	Defined	2020-11-12
2020-06-30	$298,983,360	1,674,883	+3.5%	Shares	Defined	2020-08-12
2020-03-31	$295,834,476	1,618,085	—	Shares	Defined	2020-05-13
No 13F history on record for this holder in this stock.