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
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      
1. Name and Address of Reporting Person * WHITMORE BRADFORD T 2. Issuer Name and Ticker or Trading Symbol ULTRALIFE CORP [ ULBI ] 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)
1603 ORRINGTON AVE., STE 900
3. Date of Earliest Transaction (MM/DD/YYYY)
5/4/2020
(Street)
EVANSTON, IL 60201
(City)       (State)       (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)
 
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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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; $.10 par value  5/4/2020    P    5534  A $7.6419 (1) 544436  D   
Common Stock; $.10 par value  5/5/2020    P    2978  A $8.3831 (2) 547414  D   
Common Stock; $.10 par value  5/6/2020    P    2678  A $8.3623 (3) 550092  D   
Common Stock; $.10 par value                 4452283  I (4) By Sunray I, LLC 
Common Stock; $.10 par value                 518616  I (5) By Grace Brothers, LP 
Common Stock; $.10 par value                 3272  I  By daughter 

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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

Explanation of Responses:
(1)  The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $7.50 to $7.94. The reporting person undertakes to provide, upon request by the staff of the SEC, the issuer, or a security holder of the issuer, full information regarding the number of shares transacted at each price, with respect to all transactions reported on this From 4.
(2)  The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.3001 to $8.42. The reporting person undertakes to provide, upon request by the staff of the SEC, the issuer, or a security holder of the issuer, full information regarding the number of shares transacted at each price, with respect to all transactions reported on the Form 4.
(3)  The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.34 to $8.37. The reporting person undertakes to provide, upon request by the staff of the SEC, the issuer, or a security holder of the issuer, full information regarding the number of shares transacted at each price, with respect to all transactions reported on this Form 4.
(4)  As sole manager and sole voting member of Sunray I, LLC, Bradford T. Whitmore is an indirect beneficial owner of 4,452,283 shares of Common Stock.
(5)  As manager of BRO-GP, LLC, Grace Brothers, LP's General Partner, Bradford T. Whitmore is an indirect beneficial owner of 518,616 shares of Common Stock.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
WHITMORE BRADFORD T
1603 ORRINGTON AVE., STE 900
EVANSTON, IL 60201
X X


Signatures
Bradford T. Whitmore 5/6/2020
**Signature of Reporting Person Date
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