UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D/A

UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 9)

Ultralife Corporation
(Name of Issuer)

COMMON STOCK, par value $.10
(Title of Class of Securities)

903899102
(CUSIP Number)

Bradford T. Whitmore
5215 Old Orchard Road
Suite 620
Skokie, IL 60077
Telephone:  (847) 733-1230
(Name, Address and Telephone Number of Person Authorized to
Receive Notices and Communications)

September 3, 2024
(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on
Schedule 13G to report the acquisition which is the subject
of this Schedule 13D, and is filing this schedule because
of Section 240.13d-l(e), 240.13d-l(f) or 240.13d-l(g),
check the following box.  [ ]

The remainder of this cover page shall be filled out for a
reporting person's initial filing on this form with respect
to the subject class of securities, and for any subsequent
amendment containing information which would alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover
page shall not be deemed to be "filed" for the purpose of
Section 18 of the Securities Exchange Act of 1934 ("Act")
or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the
Act (however, see the Notes).

2 Schedule 13D/A CUSIP No. 903899102 Page 2 of 8 Pages 1. Names of Reporting Person GRACE BROTHERS, LP 2. Check the Appropriate Box if a Member of a Group (See instructions) (a) [ ] (b) [ ] 3. SEC Use Only 4. Source of Funds (See instructions) OO 5. Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e) [ ] 6. Citizenship or Place of Organization Delaware Limited Partnership 7 Sole Voting Power Number of 518,616 shares Shares 8 Shared Voting Power Beneficially 0 Owned by Each Reporting 9 Sole Dispositive Power Person 518,616 shares With 10 Shared Dispositive Power 0 11. Aggregate Amount Beneficially Owned by Each Reporting Person 518,616 shares 12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See instructions) [ ] 13. Percent of Class Represented by Amount in Row (11) 3.1% 14. Type of Reporting Person (See instructions) PN

3 Schedule 13D/A CUSIP No. 903899102 Page 3 of 8 Pages 1. Names of Reporting Person Bradford T. Whitmore 2. Check the Appropriate Box if a Member of a Group (See instructions) (a) [ ] (b) [ ] 3. SEC Use Only 4. Source of Funds (See instructions) PF 5. Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e) [ ] 6. Citizenship or Place of Organization United States 7 Sole Voting Power: Number of 205,915 shares Shares 8 Shared Voting Power: 4,452,283 shares Beneficially (as the manager of Whitmore Holdings, LLC, which is the Owned by sole member of SUNRAY I, LLC, the holder of the Each shares) Reporting Person Shared Voting Power: 1,020,927 shares With (as the manager of Whitmore Holdings, LLC, the holder of the shares) Shares Voting Power: 518,616 shares (as the manager of Whitmore Holdings, LLC, which is the general partner of Grace Brothers, LP, the holder of the shares) 9 Sole Dispositive Power: 205,915 shares 10 Shared Dispositive Power: 4,452,283 shares (as the manager of Whitmore Holdings, LLC, which is the sole member of SUNRAY I, LLC, the holder of the shares) Shared Dispositive Power: 1,020,927 shares (as the manager of Whitmore Holdings, LLC, the holder of the shares) Shared Dispositive Power: 518,616 shares (as the manager of Whitmore Holdings, LLC, which is the general partner of Grace Brothers, LP, the holder of the shares) 11. Aggregate Amount Beneficially Owned by Each Reporting Person 6,197,741 shares 12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See instructions) [ ] 13. Percent of Class Represented by Amount in Row (11) 37.3% 14. Type of Reporting Person (See instructions) IN

4 Schedule 13D/A CUSIP No. 903899102 Page 4 of 8 Pages 1. Names of Reporting Person SUNRAY I, LLC 2. Check the Appropriate Box if a Member of a Group (See instructions) (a) [ ] (b) [ ] 3. SEC Use Only 4. Source of Funds (See instructions) OO 5. Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e) [ ] 6. Citizenship or Place of Organization Delaware 7 Sole Voting Power: 4,452,283 shares Number of Shares Beneficially Owned by 8 Shared Voting Power: 0 Each Reporting Person 9 Sole Dispositive Power: 4,452,283 With 10 Shared Dispositive Power: 0 11. Aggregate Amount Beneficially Owned by Each Reporting Person 4,452,283 shares 12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See instructions) [ ] 13. Percent of Class Represented by Amount in Row (11) 26.8% 14. Type of Reporting Person (See instructions) OO

5 Schedule 13D/A CUSIP No. 903899102 Page 5 of 8 Pages 1. Names of Reporting Person Whitmore Holdings, LLC 2. Check the Appropriate Box if a Member of a Group (See instructions) (a) [ ] (b) [ ] 3. SEC Use Only 4. Source of Funds (See instructions) OO 5. Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e) [ ] 6. Citizenship or Place of Organization Tennessee 7 Sole Voting Power: 1,020,927 shares Number of Shares Beneficially 8 Shared Voting Power: 4,452,283 shares (as the sole Owned by member of SUNRAY I, LLC, the holder of the shares) Each Reporting Shared Voting Power: 518,616 shares (as the Person general partner of Grace Brothers, LP, the holder With of the shares) 9 Sole Dispositive Power: 1,020,927 shares 10 Shared Dispositive Power: 4,452,283 shares (as the sole member of SUNRAY I, LLC, the holder of the shares) Shared Dispositive Power: 518,616 shares (as the general partner of Grace Brothers, LP, the holder of the shares) 11. Aggregate Amount Beneficially Owned by Each Reporting Person 5,991,826 shares 12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See instructions) [ ] 13. Percent of Class Represented by Amount in Row (11) 36.0% 14. Type of Reporting Person (See instructions) OO

6 Schedule 13D/A CUSIP No. 903899102 Page 6 of 8 Pages 1. Names of Reporting Person Bradford Whitmore Trust 2. Check the Appropriate Box if a Member of a Group (See instructions) (a) [ ] (b) [ ] 3. SEC Use Only 4. Source of Funds (See instructions) OO 5. Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e) [ ] 6. Citizenship or Place of Organization Tennessee 7 Sole Voting Power: 0 Number of Shares Beneficially 8 Shared Voting Power: 4,452,283 shares (as the sole Owned by member of Whitmore Holdings, LLC, which is the sole Each member of SUNRAY I, LLC, the holder of the shares) Reporting Person Shared Voting Power: 518,616 shares (as the sole With member of Whitmore Holdings, LLC, which is the general partner of Grace Brothers, LP) Shared Voting Power: 1,020,927 shares (as the sole member of Whitmore Holdings, LLC, the holder of the shares) 9 Sole Dispositive Power: 0 10 Shared Dispositive Power: 4,452,283 shares (as the sole member of Whitmore Holdings, LLC, which is the sole member of SUNRAY I, LLC, the holder of the shares) Shared Dispositive Power: 518,616 shares (as the sole member of Whitmore Holdings, LLC, which is the general partner of Grace Brothers, LP) Shared Dispositive Power: 1,020,927 shares (as the sole member of Whitmore Holdings, LLC, the holder of the shares) 11. Aggregate Amount Beneficially Owned by Each Reporting Person 5,991,826 shares 12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See instructions) [ ] 13. Percent of Class Represented by Amount in Row (11) 36.0% 14. Type of Reporting Person (See instructions) OO

7 Page 7 of 8 Pages The undersigned hereby amends its Schedule 13D as most recently amended on October 29, 2020 relating to the common stock ("Common Stock") of Ultralife Corporation (the "Issuer"). Grace Brothers, LP, Bradford T. Whitmore, SUNRAY I, LLC, Whitmore Holdings, LLC and Bradford Whitmore Trust are collectively referred to in this Amendment No. 9 as the "Filers". Effective September 3, 2024, in connection with estate planning activities, Bradford T. Whitmore transferred various direct and indirect interests in the Common Stock of the Issuer to Whitmore Holdings, LLC and Bradford Whitmore Trust. In addition, BRO-GP, LLC is no longer a general partner of Grace Brothers, LP and is no longer a reporting person included as a Filer herein. This amendment to Schedule 13D is filed to update the beneficial ownership listed in the previously filed Schedule 13D, as amended, to reflect the applicable transfers. Unless otherwise indicated, all capitalized terms used herein but not defined herein shall have the same meaning as set forth in the Schedule 13D. Except as set forth herein, the Schedule 13D, as previously amended, remains unchanged. Item 2. Identity and Background a. This schedule is filed by Grace Brothers, LP, a Delaware limited partnership ("Grace"), Bradford T. Whitmore ("Whitmore"), SUNRAY I, LLC, a Delaware limited liability company ("SLLC"), Whitmore Holdings, LLC, a Tennessee limited liability company("WHLLC"), and Bradford Whitmore Trust, a trust formed under the laws of the State of Tennessee ("Whitmore Trust" and, collectively with Grace, Whitmore, SLLC and WHLLC, the "Filers"). Whitmore is the sole Trustee of the Bradford Whitmore Trust, and the manager of WHLLC and SLLC. WHLCC is the sole member of SLLC and the general partner of Grace. b. The business address of Grace, and Whitmore is 5215 Old Orchard Road, Ste 620, Skokie, IL 60077. The business address of SLLC, WHLLC and Whitmore Trust is 4615 Churchwood Drive, Nashville, TN 37220. c. The principal business of Grace is to purchase, sell, invest, and trade in securities. The principal business of WHLLC is that of being a holding company for various interests. Whitmore's principal occupation is that of being trustee of Whitmore Trust and manager of WHLLC and SLLC. The principal business of SLLC is to hold shares of the Issuer's Common Stock. The principal business of Whitmore Trust is to own WHLLC and other assets. d. None of the persons referred to in this Item 2 has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). e. None of the persons referred to in this Item 2 has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. f. Grace is a Delaware limited partnership. Whitmore is a citizen of the United States. SLLC is a Delaware limited liability company. WHLLC is a Tennessee limited liability company. Whitmore Trust was formed under the laws of the State of Tennessee.

8 Page 8 of 8 Pages Item 5. Interest in Securities of the Issuer (a,b) Regarding aggregate beneficial ownership, see Row 11 of the cover page of each Filer. Regarding percentage of beneficial ownership, see Row 13 of the cover page of each Filer. Regarding sole power to vote shares, see Row 7 of the cover page of each Filer. Regarding shared power to vote shares, see Row 8 of the cover page of each Filer. Regarding sole power to dispose of shares, see Row 9 of the cover page of each Filer. Regarding shared power to dispose of shares, see Row 10 of the cover page of each Filer. The percentage listed in Row 13 for the Filer was calculated based on 16,623,347 shares of Common Stock reported to be outstanding on July 22, 2024, as set forth in the Issuer's Current Report on Form 10-Q for the three months ended June 30, 2024 filed with the Securities and Exchange Commission. (c) No transactions were effected by the Filers during the past sixty days. (d) No person other than the Filers is known to have the right to receive, or the power to direct the receipt of, dividends from or the proceeds from the sale of the Shares. (e) N/A Item 7. Materials to be Filed as Exhibits. Item 7 of the Schedule 13D is hereby amended by adding the following: Exhibit No. Description 99 Joint Filing Agreement SIGNATURE After reasonable inquiry and to the best of its knowledge and belief, the undersigned certifies that the information set forth in this Statement with respect to it is true, complete and correct. Dated: September 3, 2024 Grace Brothers, LP. By: Whitmore Holdings, LLC Its: General Partner /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Manager Bradford T. Whitmore By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore SUNRAY I, LLC By: Whitmore Holdings, LLC Its: Manager By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Manager Whitmore Holdings, LLC By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Manager Bradford Whitmore Trust By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Trustee Exhibit 99 JOINT FILING AGREEMENT Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13D need be file with respect to the ownership by each of the undersigned of shares of Common Stock of Ultralife Corporation. Dated: September 3, 2024 Grace Brothers, LP. By: Whitmore Holdings, LLC Its: General Partner /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Manager Bradford T. Whitmore By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore SUNRAY I, LLC By: Whitmore Holdings, LLC Its: Manager By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Manager Whitmore Holdings, LLC By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Manager Bradford Whitmore Trust By: /s/ Bradford T. Whitmore Name: Bradford T. Whitmore Its: Trustee