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Warren Buffett - Berkshire Hathaway 13F Activity & Position Changes (Q1 2017)

As of Mar 31, 2017, the Berkshire Hathaway portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on May 15, 2026. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.

During Q1 2017, the filing reported:

New Buys - None reported

Increases - American Airlines Group, Inc., Apple Inc., The Bank of New York Mellon Cor, Southwest Airlines Company, SiriusXM Holdings Inc

Reductions - Delta Air Lines, Inc., International Business Machines

Complete Exits - None reported

These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.

Date	Symbol	Name	Type	Change Qty	% Change	Value	Remaining
Q1 2017	AAL American Airlines Group, Inc.	American Airlines Group, Inc.	Buy	+3,734,000	+8.2%	$2.08M	49,278,854
Q1 2017	AAPL Apple Inc.	Apple Inc.	Buy	+71,997,454	+125.5%	$18.58M	129,357,106
Q1 2017	BK The Bank of New York Mellon Cor	The Bank of New York Mellon Cor	Buy	+11,340,090	+52.3%	$1.56M	33,012,059
Q1 2017	DAL Delta Air Lines, Inc.	Delta Air Lines, Inc.	Sell	-5,000,000	-8.3%	$2.53M	55,025,995
Q1 2017	IBM International Business Machines	International Business Machines	Sell	-16,670,348	-20.5%	$11.24M	64,561,955
Q1 2017	LUV Southwest Airlines Company	Southwest Airlines Company	Buy	+4,455,681	+10.3%	$2.56M	47,659,456
Q1 2017	SIRI SiriusXM Holdings Inc	SiriusXM Holdings Inc	Buy	+5,685,412	+3.4%	$887.48K	172,325,353