Ownership Submission
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

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Grimes R. Keith
  2. Issuer Name and Ticker or Trading Symbol
HOUSTON AMERICAN ENERGY CORP [HUSA]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
801 TRAVIS STREET, SUITE 1425
3. Date of Earliest Transaction (Month/Day/Year)
06/05/2018
(Street)

HOUSTON, TX 77002
4. If Amendment, Date 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
(City)
(State)
(Zip)
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
Common Stock               30,000 D  

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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 Underlying Securities
(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 Option (Right to Buy) $ 1.18             01/02/2013 07/02/2022 Common Stock 25,000   25,000 D  
Stock Option (Right to Buy) $ 0.3075             12/11/2013 06/11/2023 Common Stock 25,000   25,000 D  
Stock Option (Right to Buy) $ 0.415             12/10/2014 06/10/2024 Common Stock 50,000   50,000 D  
Stock Option (Right to Buy) $ 0.2028             12/09/2015 06/09/2025 Common Stock 50,000   50,000 D  
Stock Option (Right to Buy) $ 0.2201             12/07/2016 06/07/2026 Common Stock 50,000   50,000 D  
Stock Option (Right to Buy) $ 0.2201             06/07/2017 06/07/2026 Common Stock 150,000   150,000 D  
12% Series A Convertible Preferred Stock $ 0.2             01/31/2017 12/31/2050(1) Common Stock 125,000   25 D  
Stock Option (Right to Buy) $ 0.485             03/06/2018 09/06/2027 Common Stock 50,000   50,000 D  
Stock Option (Right to Buy) $ 0.2425 06/05/2018   A   50,000   12/05/2018(2) 06/05/2028 Common Stock 50,000 $ 0 50,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Grimes R. Keith
801 TRAVIS STREET, SUITE 1425
HOUSTON, TX 77002
  X      

Signatures

 Keith Grimes   06/07/2018
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Convertible preferred stock has no expiration date.
(2) The options were granted on June 5, 2018 and are exercisable six months from the date of grant, subject to vesting. The options vest 20% on the date of grant and 80% nine months from the grant date.

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