BRK.A Berkshire Hathaway

Berkshire Hathaway and its subsidiaries engage in diverse business activities including insurance and reinsurance, utilities and energy, freight rail transportation, manufacturing, retailing and services. Common stock of the company is listed on the New York Stock Exchange, trading symbols BRK.A and BRK.B.

Company profile

Warren Buffett
Fiscal year end
Former names
IRS number

BRK.A stock data


Investment data

Data from SEC filings
47 long holdings
End of quarter 31 Dec 20
Prev Q
%, QoQ
$117.71B 887.14M 944.3M -6.1
$30.62B 1.01B 1.01B 0
$21.94B 400M 400M 0
$18.33B 151.61M 151.61M 0
$11.29B 325.63M 325.63M 0
$8.62B 146.72M NEW
$7.16B 24.67M 24.67M 0
$6.11B 131.14M 131.96M -0.6
$4.24B 36.1M 36.1M 0
$4.1B 48.5M NEW
$3.45B 5.21M 5.21M 0
$3.07B 72.36M 72.36M 0
$3.02B 72.5M 80M -9.4
$2.77B 12.82M 12.82M 0
$2.74B 25.53M 21.26M +20.1
$2.35B 28.7M 22.4M +28.1
$2.18B 9.99M 9.99M 0
$2.07B 33.34M 29.97M +11.2
$1.88B 43.21M 43.21M 0
$1.74B 533.3K 533.3K 0
$1.72B 6.13M 6.13M 0
$1.63B 4.56M 4.56M 0
$1.58B 52.42M 127.38M -58.8
$1.19B 14.17M 14.17M 0
$1.07B 33.53M 24.98M +34.3
$829.63M 24.42M 24.42M 0
$775.35M 1.73M 1.71M +1.4
$706.88M 5.24M 2.41M +117.2
$698.64M 20.13M 20.13M 0
$668.64M 23.42M 23.42M 0
$641.82M 14.86M 14.86M 0
$603.35M 6.35M 6.35M 0
$499.34M 4.27M NEW
$436.2M 18.01M 18.01M 0
$412.92M 42.79M 42.79M 0
$318.5M 50M 50M 0
$232.39M 13.85M 19.2M -27.9
$173.76M 7.35M 7.35M 0
$157.45M 643.02K 643.02K 0
$51.48M 327.1K 327.1K 0
$43.89M 315.4K 315.4K 0
$33.8M 578K 578K 0
$29.28M 2.63M 2.63M 0
$14.78M 43K 43K 0
$14.73M 39.4K 39.4K 0
$14.24M 1.28M 1.43M -10.2
$10M 59.4K 59.4K 0
2.92M EXIT
1.92M EXIT
3.71M EXIT
967.27K EXIT
Holdings list only includes long positions. Only includes long positions.


28 Feb 21
7 Mar 21
31 Dec 21
Quarter (USD)
Dec 20 Sep 20 Jun 20 Mar 20
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS
Annual (USD)
Dec 20 Dec 19 Dec 18 Dec 17
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS

Financial data from company earnings reports.

Cash burn rate (estimated) Burn method: Change in cash Burn method: Operating income/loss Burn method: FCF (opex + capex)
Last Q Avg 4Q Last Q Avg 4Q Last Q Avg 4Q
Cash on hand (at last report) 48.4B 48.4B 48.4B 48.4B 48.4B 48.4B
Cash burn (monthly) (positive/no burn) 1.35B (positive/no burn) (positive/no burn) (positive/no burn) (positive/no burn)
Cash used (since last report) n/a 3B n/a n/a n/a n/a
Cash remaining n/a 45.39B n/a n/a n/a n/a
Runway (months of cash) n/a 33.5 n/a n/a n/a n/a

Beta Read what these cash burn values mean

Date Owner Security Transaction Code Indirect 10b5-1 $Price #Shares $Value #Remaining
4 Feb 21 Ajit Jain Class B Common Stock Gift Dispose G No No 0 66 0 1,196
22 Dec 20 Ajit Jain Class B Common Stock Gift Dispose G No No 0 68 0 1,262
18 Dec 20 Olson Ronald L Class B Common Stock Buy Aquire P No No 222.3337 4,000 889.33K 5,446
2 Dec 20 Ajit Jain Class B Common Stock Gift Dispose G No No 0 44 0 1,330
13F holders
Current Prev Q Change
Total holders 2870 2575 +11.5%
Opened positions 423 171 +147.4%
Closed positions 128 111 +15.3%
Increased positions 1015 846 +20.0%
Reduced positions 1146 1188 -3.5%
13F shares
Current Prev Q Change
Total value 266.91B 198.35B +34.6%
Total shares 891.99M 912.21M -2.2%
Total puts 16.75M 14.63M +14.5%
Total calls 23.86M 21.72M +9.9%
Total put/call ratio 0.7 0.7 +4.2%
Largest owners
Shares Value Change
Vanguard 135.15M $32.12B -4.4%
BLK Blackrock 108.09M $25.53B -4.4%
STT State Street 75.13M $17.49B -0.7%
Bill & Melinda Gates Foundation Trust 42.1M $9.76B -10.6%
Geode Capital Management 28.08M $6.5B -0.7%
NTRS Northern Trust 19.94M $4.74B -4.8%
BK Bank Of New York Mellon 14.68M $3.56B -1.8%
MS Morgan Stanley 12.24M $3.09B +6.9%
FMR 11.7M $13.55B -15.7%
BAC Bank Of America 10.08M $2.66B -12.4%
Largest transactions
Shares Bought/sold Change
Norges Bank 7.63M +7.63M NEW
Vanguard 135.15M -6.21M -4.4%
Bill & Melinda Gates Foundation Trust 42.1M -5M -10.6%
BLK Blackrock 108.09M -4.93M -4.4%
Capital World Investors 3.61M -4.77M -56.9%
GQG Partners 0 -3.02M EXIT
IVZ Invesco 3.11M -2.33M -42.8%
FMR 11.7M -2.17M -15.7%
BEN Franklin Resources 1.75M -1.63M -48.2%
D. E. Shaw & Co. 3.87M +1.61M +71.2%

Financial report summary

Management Discussion
  • GEICO’s pre-tax underwriting earnings for 2020 reflected significant declines in losses and loss adjustment expenses attributable to lower claims frequencies from the effects of less driving by policyholders during the COVID-19 pandemic offset by the effects of the GEICO Giveback program (see following paragraph) on earned premiums.
Content analysis
H.S. freshman Avg
New words: ABO, airline, beauty, begun, behavior, Biden, Breitling, cancelled, cancelling, Candy, career, Code, Cove, derailment, destocking, divesture, Dominion, East, ethical, expend, exploration, fail, fundamental, gallon, gather, gathering, Giveback, hazard, hiring, history, homeowner, IMCO, inhalation, intellectual, Laura, Lee, lender, lowbed, mandatory, meal, met, Middle, mild, optimize, outbreak, pandemic, paragraph, partner, Pratt, prove, rebounded, reentry, remote, reopened, repowered, resize, restocking, Royce, runoff, Sally, sanitation, scientific, sequentially, seventeen, slowly, soft, Southeast, SPC, spread, spreading, staggered, sudden, surgery, talented, temporarily, thirteen, unexpired, Urbandale, vaccinate, velocity, Virginia, Whitney, workforce, WPC
Removed: BAC, bamboo, begin, borrower, Century, channel, classification, commuter, conventional, cork, corn, cyclone, decision, deductibility, designated, Deterioration, dissimilar, diversify, Eco, Esurance, expensed, Fargo, formulator, fractional, fragmented, Harvey, headcount, Hide, implied, innovator, inseparable, intermediary, involvement, Irma, Kote, LaGuardia, luxury, Maria, modest, Natura, Notable, permitting, phased, positive, precipitated, publication, RBI, redeem, redeemed, reserve, September, Simplifying, sizable, soybean, subjected, Super, surrendered, tender, TIH, tone, top, transported, Trump, weaker, weekly, wheat, window, withdrawing


Modular Refrigeration Subsystems for Frozen Carbonated Beverage Systems
4 Mar 21
A refrigeration subsystem removably received within a base machine to cool an object.
Cutting Insert
4 Mar 21
A cutting insert 2 comprises a peripheral side surface 30 which is parallel to a central axis O of a first end surface 10 and a second end surface 20.
Coated Cutting Tool
4 Mar 21
A coated cutting tool comprising a substrate comprising a cubic boron nitride sintered body and a coating layer formed on the substrate, wherein the coating layer comprises a Ti carbonitride layer comprising Ti(CxN1-x); an average thickness of the Ti carbonitride layer is 0.5 μm or more and 5.0 μm or less; in the Ti carbonitride layer, R75 is higher than R25; in the Ti carbonitride layer, a texture coefficient TC (111) of a (111) plane is 1.0 or more and 2.0 or less; and in X-ray diffraction measurement of the Ti carbonitride layer, an absolute value of a difference between a maximum value and a minimum value of 2θ is 0.1° or less on the (111) plane when the measurement is performed at each of ψ angles of 0°, 30°, 50° and 70°.
Primary Alkaline Battery
25 Feb 21
A primary battery includes a cathode having a non-stoichiometric metal oxide including transition metals Ni, Mn, Co, or a combination of metal atoms, an alkali metal, and hydrogen; an anode; a separator between the cathode and the anode; and an alkaline electrolyte.
Wiper transport system for poultry parts
23 Feb 21
Inventors: Ferdinand Allard de Vos, Michael George Laurentius Koopman