Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Jain Ajit

2. Date of Event Requiring Statement (MM/DD/YYYY) 1/10/2018

3. Issuer Name and Ticker or Trading Symbol

BERKSHIRE HATHAWAY INC [BRK.A]

(Last) (First) (Middle)

100 FIRST STAMFORD PLACE, BHRG

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
Vice Chairman /

(Street)

STAMFORD, CT 06902

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class B Common Stock	1224	D
Class B Common Stock	134395	I	By Jain Foundation Inc. (Non-Profit Corporation)

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Common Stock	⁽¹⁾	⁽¹⁾	Class B Common Stock	100500 ⁽²⁾	⁽²⁾	D
Class A Common Stock	⁽¹⁾	⁽¹⁾	Class B Common Stock	103500 ⁽³⁾	⁽³⁾	I	By Spouse
Class A Common Stock	⁽¹⁾	⁽¹⁾	Class B Common Stock	81000 ⁽⁴⁾	⁽⁴⁾	I	By the Ajit Jain GRAT Trust
Class A Common Stock	⁽¹⁾	⁽¹⁾	Class B Common Stock	91500 ⁽⁵⁾	⁽⁵⁾	I	By the Indrima Jain GRAT Trust

Explanation of Responses:
(1)	Not Applicable
(2)	Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. The reporting person directly owns 67 shares of Class A Common Stock, which are convertible into 100,500 shares of Class B Common Stock.
(3)	Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. The reporting person's spouse owns 69 shares of Class A Common Stock, which are convertible into 103,500 shares of Class B Common Stock.
(4)	Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. A family-planning trust established by the reporting person for the benefit of the reporting person's children owns 54 shares of Class A Common Stock, which are convertible into 81,000 shares of Class B Common Stock.
(5)	Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock. A family-planning trust established by the spouse of the reporting person for the benefit of the reporting person's children owns 61 shares of Class A Common Stock, which are convertible into 91,500 shares of Class B Common Stock.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Jain Ajit 100 FIRST STAMFORD PLACE BHRG STAMFORD, CT 06902	X		Vice Chairman

Signatures
Ajit Jain		1/18/2018
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.