SEC FORM 4

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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Schor Chen

(Last)

(First)

(Middle)

C/O ADICET BIO, INC.

200 BERKELEY STREET, 19TH FLOOR

(Street)

BOSTON

02116

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Adicet Bio, Inc. [ ACET ]

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

3. Date of Earliest Transaction (Month/Day/Year)
08/14/2023

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (Right to Buy)	$8.89⁽¹⁾	08/14/2023		D⁽²⁾			36,857⁽¹⁾	⁽³⁾	12/05/2029	Common Stock	36,857⁽¹⁾	$0.00⁽²⁾	0	D
Stock Option (Right to Buy)	$2.14⁽⁴⁾	08/14/2023		A⁽²⁾		36,857		⁽³⁾	12/05/2029	Common Stock	36,857	$0.00⁽²⁾	36,857	D
Stock Option (Right to Buy)	$16.11	08/14/2023		D⁽²⁾			872,111	⁽⁵⁾	09/16/2030	Common Stock	872,111	$0.00⁽²⁾	0	D
Stock Option (Right to Buy)	$2.14⁽⁴⁾	08/14/2023		A⁽²⁾		872,111		⁽⁵⁾	09/16/2030	Common Stock	872,111	$0.00⁽²⁾	872,111	D
Stock Option (Right to Buy)	$13.27	08/14/2023		D⁽²⁾			240,000	⁽⁶⁾	01/12/2031	Common Stock	240,000	$0.00⁽²⁾	0	D
Stock Option (Right to Buy)	$2.14⁽⁴⁾	08/14/2023		A⁽²⁾		240,000		⁽⁶⁾	01/12/2031	Common Stock	240,000	$0.00⁽²⁾	240,000	D
Stock Option (Right to Buy)	$16.82	08/14/2023		D⁽²⁾			421,600	⁽⁷⁾	02/11/2031	Common Stock	421,600	$0.00⁽²⁾	0	D
Stock Option (Right to Buy)	$2.14⁽⁴⁾	08/14/2023		A⁽²⁾		421,600		⁽⁷⁾	02/11/2031	Common Stock	421,600	$0.00⁽²⁾	421,600	D
Stock Option (Right to Buy)	$15.52	08/14/2023		D⁽²⁾			295,000	⁽⁸⁾	01/06/2032	Common Stock	295,000	$0.00⁽²⁾	0	D
Stock Option (Right to Buy)	$2.14⁽⁴⁾	08/14/2023		A⁽²⁾		295,000		⁽⁸⁾	01/06/2032	Common Stock	295,000	$0.00⁽²⁾	295,000	D
Stock Option (Right to Buy)	$9.05	08/14/2023		D⁽²⁾			384,900	⁽⁹⁾	01/23/2033	Common Stock	384,900	$0.00⁽²⁾	0	D
Stock Option (Right to Buy)	$2.14⁽⁴⁾	08/14/2023		A⁽²⁾		384,900		⁽⁹⁾	01/23/2033	Common Stock	384,900	$0.00⁽²⁾	384,900	D

Explanation of Responses:

1. Reflects 1-for-7 reverse stock split effected by the Issuer on September 15, 2020.

2. On August 8, 2023, the Issuer's Board of Directors approved an option repricing (the "Repricing"), effective as of August 14, 2023 (the "Effective Date"). All of the other terms of the options remain unchanged. Such transactions were exempt pursuant to Rule 16b-6(d) and Rule 16b-3 of the Exchange Act, as applicable.

3. The shares subject to this option are fully vested and exercisable as of the date hereof.

4. The exercise price of the option is $2.14 per share, representing the fair market value per share of the Issuer's Common Stock on the Effective Date; provided that the repriced option will revert to its original exercise price if, prior to the first anniversary of the Effective Date, (a) the Reporting Person's employment is terminated by the Issuer with cause or by the Reporting Person or (b) the option is exercised.

5. The shares subject to this option shall vest in forty-eight (48) equal installments on each monthly anniversary following September 17, 2020, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

6. The shares subject to this option shall vest in forty-eight (48) equal installments on each monthly anniversary following January 13, 2021, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

7. The shares subject to this option shall vest in forty-eight (48) equal installments on each monthly anniversary following February 12, 2021, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

8. The shares subject to this option shall vest in forty-eight (48) equal installments on each monthly anniversary following January 7, 2022, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

9. The shares subject to this option shall vest in forty-eight (48) equal installments on each monthly anniversary following January 24, 2023, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Remarks:

	/s/ Nick Harvey, Attorney-in-Fact	08/16/2023
	** 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).
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