BUFFETT WARREN E

10% owner at AMERIPRISE FINANCIAL INC · on record since Mar 31, 2006
Director at BERKSHIRE HATHAWAY INC · on record since Feb 14, 2006
10% owner at BERKSHIRE HATHAWAY INC · on record since Feb 14, 2006
Director at COCA COLA CO · on record since Apr 5, 2006
10% owner at USG CORP · on record since Aug 25, 2006
10% owner at SIRIUS XM HOLDINGS INC. · on record since Sep 19, 2024
Director at BURLINGTON NORTHERN SANTA FE, LLC · on record since Apr 6, 2007
Officer at BURLINGTON NORTHERN SANTA FE, LLC · on record since Apr 6, 2007
10% owner at BURLINGTON NORTHERN SANTA FE, LLC · on record since Aug 30, 2007
10% owner at WHITE MOUNTAINS INSURANCE GROUP LTD · on record since Nov 3, 2008
10% owner at Liberty Live Holdings, Inc. · on record since Feb 17, 2026
10% owner at MOODYS CORP /DE/ · on record since Jul 22, 2009
10% owner at Symetra Financial CORP · on record since Jan 21, 2010
10% owner at WESCO FINANCIAL, LLC · on record since Jun 28, 2011
10% owner at MEDIA GENERAL INC · on record since Sep 24, 2012
10% owner at DAVITA INC. · on record since May 5, 2026
Chairman of the Board at BERKSHIRE HATHAWAY INC · on record since Feb 13, 2004
Former 10% Owner at WESTERN LIBERTY BANCORP · on record since Jul 2, 2014
10% owner at · on record since Aug 1, 2014
10% owner at · on record since Aug 28, 2015
Director at · on record since Jul 2, 2015
10% owner at · on record since Mar 28, 2016
10% owner at · on record since Sep 21, 2026
10% owner at · on record since May 31, 2017
10% owner at · on record since Feb 10, 2005
10% owner at · on record since Aug 6, 2018
10% owner at · on record since Mar 13, 2019
10% owner at · on record since Jul 25, 2019
10% owner at · on record since Nov 12, 2019
10% owner at · on record since Mar 13, 2020
10% owner at · on record since Apr 24, 2020
10% owner at · on record since Sep 28, 2020
10% owner at · on record since Jul 10, 2020
10% owner at · on record since Jan 15, 2021
10% owner at · on record since Mar 16, 2022
10% owner at · on record since Apr 6, 2022

Insider trading activity of BUFFETT WARREN E

Transactions on record: 862; since Oct 3, 2003

Open-market buys: 295; $11.7B

Open-market sells: 113; $7.9B

Companies traded: 20; last filing Jul 15, 2026

Figures computed from official regulatory filings — .

Companies where BUFFETT WARREN E has traded

421 tx · Jul 15, 2026
97 tx · $1.1B · Feb 2, 2026
10 tx · $209.3M · Aug 4, 2025
56 tx · $5.1B · Feb 11, 2025
17 tx · $48.3M · Dec 19, 2024
38 tx · $7.5B · Oct 17, 2024
80 tx · $1.3B · Sep 12, 2024
13 tx · $818.3M · Oct 2, 2023
1 tx · $12.1M · Sep 11, 2020
1 tx · Jul 10, 2020
3 tx · $16.3M · May 14, 2020
6 tx · $74.3M · Apr 3, 2020
14 tx · $625M · Apr 3, 2020
45 tx · $898.9M · Sep 19, 2016

Track record of BUFFETT WARREN E

Statistical track record

Free account

Open-market buys: 299

Last buy: Aug 4, 2025

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of BUFFETT WARREN E

Co-insiders of BUFFETT WARREN E

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Other	12,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-9,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	OtherD (derivative)	-8,000	—	n/a (No price was disclosed in the filing)		SEC
BERKSHIRE HATHAWAY INCListing on record	May 26, 2026	Gift	-160	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	Gift	-18,646	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	Gift	-18,646	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	OtherD (derivative)	-25	—	n/a (No price was disclosed in the filing)		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	Other	37,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Mar 19, 2026	GiftD (derivative)	-2	—	n/a (No price was disclosed in the filing)		SEC
DAVITA INC.Listing on record	Feb 2, 2026	Sell	-1,658,480	120.56 USD	$199.9M	Unusual size	SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-1,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	OtherD (derivative)	-1,800	—	n/a (No price was disclosed in the filing)		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Other	2,700,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	1,930,000	21.02 USD	$40.6M	conv 20	SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	1,977,837	21.04 USD	$41.6M	conv 21	SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	1,037,199	21.63 USD	$22.4M	conv 17	SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	85,389	21.43 USD	$1.8M	conv 18	SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 16, 2025	Gift	-30	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jun 30, 2025	Gift	-943,384	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Other	12,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	Gift	-9,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 15, 2026	OtherD (derivative)	-8,000	—	n/a (No price was disclosed in the filing)		SEC
BERKSHIRE HATHAWAY INCListing on record	May 26, 2026	Gift	-160	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	Gift	-18,646	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	Gift	-18,646	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	OtherD (derivative)	-25	—	n/a (No price was disclosed in the filing)		SEC
BERKSHIRE HATHAWAY INCListing on record	May 20, 2026	Other	37,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Mar 19, 2026	GiftD (derivative)	-2	—	n/a (No price was disclosed in the filing)		SEC
DAVITA INC.Listing on record	Feb 2, 2026	Sell	-1,658,480	120.56 USD	$199.9M	Unusual size	SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-1,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	OtherD (derivative)	-1,800	—	n/a (No price was disclosed in the filing)		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Other	2,700,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Nov 12, 2025	Gift	-400,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	1,930,000	21.02 USD	$40.6M	conv 20	SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	1,977,837	21.04 USD	$41.6M	conv 21	SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	1,037,199	21.63 USD	$22.4M	conv 17	SEC
SIRIUS XM HOLDINGS INC.Listing on record	Aug 4, 2025	Buy	85,389	21.43 USD	$1.8M	conv 18	SEC
BERKSHIRE HATHAWAY INCListing on record	Jul 16, 2025	Gift	-30	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BERKSHIRE HATHAWAY INCListing on record	Jun 30, 2025	Gift	-943,384	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC