Sec Form 4 Filing - Scott John K Jr. @ NAVIDEA BIOPHARMACEUTICALS, INC. - 2023-06-01

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 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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1. Name and Address of Reporting Person Scott John K Jr. 2. Issuer Name and Ticker or Trading Symbol NAVIDEA BIOPHARMACEUTICALS, INC. [ NAVB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 4995 BRADENTON AVE., SUITE 240 3. Date of Earliest Transaction (MM/DD/YY) 06/01/2023 (Street) DUBLIN, OH43017 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Series G Redeemable Preferred Stock 06/01/2023 J( 1 ) 990 D 2,270 D Common Stock 06/05/2023 A 11,508,672 A 19,555,832 D Common Stock 10,139 I By spouse and children ( 3 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Series J Convertible Preferred Stock $ 0.104 06/01/2023 P( 1 ) 11,969 06/01/2023 ( 4 ) Common Stock 11,508,672 $ 100 11,969 D Series J Convertible Preferred Stock $ 0.104 06/05/2023 C( 5 ) 11,969 06/01/2023 ( 4 ) Common Stock 11,508,672 $ 100 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Scott John K Jr. 4995 BRADENTON AVE., SUITE 240 DUBLIN, OH43017 X X Signatures /s/ Joseph W. Meyer for John K. Scott, Jr. by power of attorney 06/15/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Navidea entered into a Stock Exchange Agreement with the Reporting Person, pursuant to which he surrendered 990 shares of Series G Redeemable Preferred Stock, par value $.001 per share, and $68,853.22 of accrued and unpaid dividends thereon in exchange for 11,969 shares of Series J Convertible Preferred Stock, par value $.001 per share. ( 2 )Series J Convertible Preferred Stock, par value $.001 per share was converted into Common Stock. ( 3 )Includes 2,639 shares of Common Stock owned by the Reporting Person's spouse and 7,500 shares of Common Stock owned by the Reporting Person's children. The Reporting Person may be deemed tohave shared voting and/or dispositive power with respect to such shares. ( 4 )Series J Convertible Preferred Stock, par value $.001 per share, is convertible at any time and has no expiration date. ( 5 )The Reporting Person converted 11,969 shares of Series J Convertible Preferred Stock, par value $.001 per share, into 11,508,672 shares of Common Stock.

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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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