John Michael Klopp Form 3 Acer Therapeutics / John Michael Klopp ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Klopp John Michael

(Last) (First) (Middle)

C/O ACER THERAPEUTICS INC.

ONE GATEWAY CENTER, SUITE 351

(Street)

NEWTON MA 02458

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/18/2019

3. Issuer Name and Ticker or Trading Symbol
Acer Therapeutics Inc. [ ACER ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Technology Officer

5. 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 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)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (right to buy)	(1)	01/15/2028	Common Stock	25,000	18.48	D
Employee Stock Option (right to buy)	(2)	02/01/2029	Common Stock	11,000	24.46	D

Explanation of Responses:

1. The option vests and becomes exercisable over four years as follows: 25% of the shares vested on 01/15/2019, and 1/16th of the shares vest each quarter thereafter for the remaining three years.

2. The option vests and becomes exercisable over four years as follows: 25% of the shares vested on 02/01/2020, and 1/16th of the shares vest each quarter thereafter for the remaining three years.

Remarks:

Exhibit List: Exhibit 24 Confirming Statement

	/s/ Harry Palmin, Attorney-in-fact	09/25/2019
	** 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).
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