SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Grinnell David L. (Last) (First) (Middle) C/O THE BOSTON BEER COMPANY, INC. ONE DESIGN CENTER PLACE, SUITE 850 (Street) BOSTON MA 02210 (City) (State) (Zip)	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) Vice President of Brewing
	3. Date of Earliest Transaction (Month/Day/Year) 12/08/2021
	4. If Amendment, Date of Original Filed (Month/Day/Year)	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. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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)
			Code	V	Amount	(A) or (D)	Price
Class A Common	12/08/2021		M(1)		1,500	A	$169.85	3,251(2)	D
Class A Common	12/08/2021		M(1)		300	A	$191.1	3,551(2)	D
Class A Common	12/08/2021		M(1)		200	A	$312.56	3,751(2)	D
Class A Common	12/08/2021		S(1)		467	D	$489.02(3)	3,284(2)	D
Class A Common	12/08/2021		S(1)		329	D	$490.09(4)	2,955(2)	D
Class A Common	12/08/2021		S(1)		350	D	$491.41(5)	2,605(6)	D
Class A Common	12/08/2021		S(1)		220	D	$492.3(7)	2,385(2)	D
Class A Common	12/08/2021		S(1)		1	D	$493	2,384(2)	D
Class A Common	12/08/2021		S(1)		533	D	$494.69(8)	1,851(2)	D
Class A Common	12/08/2021		S(1)		100	D	$495.79	1,751(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction 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 (Month/Day/Year)		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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
1-1-2017 Stock Option	$169.85	12/08/2021		M(1)			1,500	03/01/2020(9)	12/31/2026	Class A Common	2,440	$0.00	126	D
1-1-2018 Stock Option	$191.1	12/08/2021		M(1)			300	03/01/2020(9)	12/31/2027	Class A Common	1,511	$191.1	707	D
3-1-2019 Stock Option	$312.56	12/08/2021		M(1)			200	03/01/2021(10)	02/28/2029	Class A Common	992	$312.56	130	D

Explanation of Responses:

1. The transactions reported in this Form 4 were effectuated pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 8, 2021.

2. The shares reported include 1,045 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 467 shares is from $489.00 to $489.50. 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 329 shares is from $490.00 to $490.20. 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 350 shares is from $491.00 to $491.87. 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 shares reported include 1,325 shares of restricted stock subject to vesting conditions.

7. The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 220 shares is from $492.00 to $492.41. 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.

8. The price shown is the weighted average sale price for the transactions reported on this line. The range of sale prices for the 533 shares is from $494.65 to $495.26. 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.

9. The option vests in three annual installments: the first on March 1, 2020, and the final vesting on January 1, 2022, provided that the Reporting Person remains employed by the Issuer on the applicable vesting dates.

10. The option vests in three annual installments: the first on March 1, 2021, and the final vesting on March 1, 2023, provided that the Reporting Person remains employed by the Issuer on the applicable vesting dates.

Remarks:

	Michael G. Andrews under POA for the benefit of David L. Grinnell	12/09/2021
	** 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 4 (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).
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