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 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 *
KOSKI ROBERT C
  2. Issuer Name and Ticker or Trading Symbol
ORAGENICS INC [OGEN]
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)
4902 EISENHOWER BOULEVARD
3. Date of Earliest Transaction (Month/Day/Year)
06/20/2019
(Street)

TAMPA, FL 33634
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ 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               277,839 D (1) (8)  
Common Stock               1,286,483 D (2) (3)  
Common Stock               157,254 D (4)  
Common Stock               91,967 D (5)  
Common Stock               2,800 I (6) By Koski Management, Inc.
Common Stock               53,086 I (7) By Trusts

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
Non-Employee Director Option (Right to Buy) $ 0.48 06/20/2019   A   156,540 (8)     (8) 06/20/2029 Common Stock 156,540 (8) (8) 156,540 (8) D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
KOSKI ROBERT C
4902 EISENHOWER BOULEVARD
TAMPA, FL 33634
  X      
KOSKI CHRISTINE L
4902 EISENHOWER BOULEVARD
TAMPA, FL 33634
      Affiliate
KOSKI BEVERLY
4902 EISENHOWER BOULEVARD
TAMPA, FL 33634
      Affiliate
KOSKI FAMILY LP
4902 EISENHOWER BOULEVARD
TAMPA, FL 33634
      Affiliate
KOSKI THOMAS L
4902 EISENHOWER BOULEVARD
TAMPA, FL 33634
      Affiliate

Signatures

 /s/ Mark A. Catchur, as Attorney-in-Fact for ROBERT C. KOSKI CHRISTINE L. KOSKI, BEVERLY KOSKI, KOSKI FAMILY LIMITED PARTNERSHIP, AND THOMAS L. KOSKI   06/24/2019
**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) Shares owned directly by Robert C. Koski, a director of the Company.
(2) Shares owned directly by Koski Family Limited Partnership ("KFLP"). Shares owned indirectly by the KFLP general partners: Koski Management, Inc. (solely owned by Beverly Koski), Christine L. Koski, Robert C. Koski and Thomas L. Koski, each of whom is a general partner of the partnership or the controlling person of a corporate general partner of the partnership.
(3) Each reporting person disclaims beneficial ownership of all indirectly owned securities in excess of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner for purposes of Section 16 or any other purpose.
(4) Shares owned directly by Christine L. Koski.
(5) Shares owned directly by Thomas L. Koski.
(6) Shares owned indirectly by Beverly Koski (through Koski Management, Inc.).
(7) Shares owned by trusts of which Mr. Robert C. Koski is sole trustee. Such trusts are as follows: the Robert Clayton Koski Trust for the benefit of Anthony James Hunter (10,760 shares); the Robert Clayton Koski Trust for the benefit of Hunter Buchanan Koski (10,760 shares); the Robert Clayton Koski Trust for the benefit of Clayton Ward Bennett (10,000 shares); the Robert Clayton Koski Trust for the benefit of Robert Edward Koski (10,760 shares); and the Robert Clayton Koski Trust for the benefit of Elyse Margaux Koski (10,806 shares). Mr. Koski disclaims beneficial ownership of the shares held by the trusts except to the extent of any pecuniary interest.
(8) Represents an award of options to purchase shares of the Company's common stock under the Company's 2012 Equity Incentive Plan in connection with service to the Company as a non-employee director. The option exercise price is the closing price on the date of the grant, June 20, 2019 (the "Grant Date"). The options vest quarterly in even amounts over the four quarters following the Grant Date.

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