Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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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 ^* Geist John C	2. Issuer Name and Ticker or Trading Symbol BOSTON BEER CO INC [ SAM ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Sales Officer
(Last) (First) (Middle) C/O THE BOSTON BEER COMPANY, INC., ONE DESIGN CENTER PLACE	3. Date of Earliest Transaction (MM/DD/YYYY) 3/1/2021
(Street) BOSTON, MA 02210 (City) (State) (Zip)	4. 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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common	3/1/2021		S		45.00	D	$1048.99 ⁽¹⁾	4795.00 ⁽²⁾	D
Class A Common	3/1/2021		S		68.00	D	$1053.38 ⁽³⁾	4727.00 ⁽²⁾	D
Class A Common	3/1/2021		S		11.00	D	$1059.12 ⁽⁴⁾	4716.00 ⁽²⁾	D
Class A Common	3/1/2021		S		9.00	D	$1060.54 ⁽⁵⁾	4707.00 ⁽²⁾	D
Class A Common	3/1/2021		S		3.00	D	$1061.66 ⁽⁶⁾	4704.00 ⁽²⁾	D
Class A Common	3/1/2021		S		45.00	D	$1063.93 ⁽¹⁾	4659.00 ⁽²⁾	D
Class A Common	3/1/2021		S		113.00	D	$1068.72 ⁽⁷⁾	4546.00 ⁽²⁾	D
Class A Common	3/1/2021		S		48.00	D	$1071.50 ⁽⁸⁾	4498.00 ⁽²⁾	D
Class A Common	3/1/2021		S		23.00	D	$1072.51	4475.00 ⁽²⁾	D
Class A Common	3/1/2021		S		23.00	D	$1075.92	4452.00 ⁽²⁾	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:
(1)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 45 shares is from $1063.59 to $1064.26. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.
(2)	The shares reported include 4,452 shares of restricted stock subject to vesting conditions.
(3)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 68 shares is from $1053.36 to $1053.41. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.
(4)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 11 shares is from $1059.00 to $1059.23. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.
(5)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 9 shares is from $1060.40 to $1061.10. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.
(6)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 3 shares is from $1061.42 to $1062.02. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.
(7)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 113 shares is from $1068.38 to $1069.13. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.
(8)	The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 48 shares is from $1071.01 to $1071.95. The Filing Person will provide full information regarding the number of shares sold at each separate price upon request of the SEC, the Registrant, or a shareholder of the Registrant.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Geist John C C/O THE BOSTON BEER COMPANY, INC. ONE DESIGN CENTER PLACE BOSTON, MA 02210			Chief Sales Officer