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 *
Bleichroeder LP
   2. Issuer Name and Ticker or Trading Symbol
DUOS TECHNOLOGIES GROUP, INC. [DUOT] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
1345 AVENUE OF THE AMERICAS, 47TH FLOOR		 3. Date of Earliest Transaction (Month/Day/Year)
02/13/2020
(Street)

NEW YORK, NY 10105		 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 02/13/2020   P   166,600 A $ 6 496,958 I See footnote (2)
Common Stock 02/13/2020   P   1,200 A $ 5.9787 (1) 498,158 I See footnote (2)
Common Stock 02/14/2020   P   100 A $ 5.975 498,258 I See footnote (2)

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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Bleichroeder LP
1345 AVENUE OF THE AMERICAS
47TH FLOOR
NEW YORK, NY 10105		     X    

Signatures

 Michael M. Kellen, Chairman and CO-CEO of Bleichroeder LP   02/14/2020
**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) The reported price in Column 4 is a weighted average price. These shares were bought in multiple transactions. Prices ranged from $5.97 to $5.98 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
(2) The shares of Common Stock reported herein are indirectly beneficially owned by Bleichroeder, LP ("Bleichroeder"), a Delaware limited partnership, an investment adviser registered under the Investment Advisers Act of 1940. Bleichroeder is the registered investment adviser to Biotechnology Master Fund, Ltd. as well as to 21 April Fund, LP and 21 April Fund, Ltd. (collectively, the "Funds"). The shares of Common Stock reported herein are directly held by the Funds. Bleichroeder disclaims beneficial ownership of the shares of Common Stock held directly by the Funds except to the extent, if any, of its pecuniary interest therein, and this report shall not be deemed an admission that Bleichroeder is the beneficial owner of any such securities.

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