EML Eastern Company

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                                                                                   
OMB APPROVAL
OMB Number: 3235-0287
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 * Vlak August M.	2. Issuer Name and Ticker or Trading Symbol EASTERN CO [ EML ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) President & CEO
(Last)          (First)          (Middle) 112 BRIDGE STREET	3. Date of Earliest Transaction (MM/DD/YYYY) 2/4/2021
(Street) NAUGATUCK, CT 06770 (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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock (1)	2/4/2021		L		38	A	$24.51	19202	D
Class A Common Stock (1)	3/5/2021		L		34	A	$26.82	19236	D
Class A Common Stock (2)	3/15/2021		P	V	8	A	$26.51	19244	D
Class A Common Stock (1)	4/6/2021		L		42	A	$27.51	19286	D
Class A Common Stock (1)	5/5/2021		L		31	A	$29.29	19317	D
Class A Common Stock (3)	5/10/2021		M		16667	A	$19.10	35984	D
Class A Common Stock (3)	5/10/2021		D		13062	D	$31.21	22922	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Appreciation Rights	$19.10	5/10/2021		M			16667	2/1/2020	3/2/2022	Common Stock	16667	$0	0	D
Stock Appreciation Rights	$24.90	4/27/2021		A		20000		2/1/2021	2/7/2023	Common Stock	20000	$0	20000	D

Explanation of Responses:
(1)	Shares acquired under The Eastern Company Investors Choice Dividend Reinvestment and Direct Stock Purchase Sale Plan.
(2)	Represents shares acquired by the reporting person through the reinvestment of dividends under The Eastern Company Investors Choice Dividend Reinvestment and Direct Stock Purchase Sale Plan.
(3)	The reporting person received 3,605 shares of common stock upon the net exercise of 16,667 stock appreciation rights (SARs). A total of 13,062 shares of common stock underlying such SARs were withheld in the payment of the exercise price and to satisfy the withholding tax obligation resulting from the exercise.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Vlak August M. 112 BRIDGE STREET NAUGATUCK, CT 06770	X		President & CEO

Signatures
/s/August M. Vlak		5/20/2021
**Signature of Reporting Person		Date