CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 1 OF 10 PAGES


                           

===============================================================================

                           

                                  UNITED STATES                                 

                       SECURITIES AND EXCHANGE COMMISSION                       

                             WASHINGTON, D.C. 20549                             

                           

                                  SCHEDULE 13G/A                                 

                           

                    Under the Securities Exchange Act of 1934                   

                                (Amendment No. 1)*                             

                         

                           

BLACK MOUNTAIN ACQUISITION CORP.  

-------------------------------------------------------------------------------

                                (Name of Issuer)                                

                           

                           

Class A common stock, par value $0.0001 per share

-------------------------------------------------------------------------------

                         (Title of Class of Securities)                         

                           


                                   09216A108

-------------------------------------------------------------------------------

                                 (CUSIP Number)                                 

                           


December 31, 2021

-------------------------------------------------------------------------------

             (Date of Event Which Requires Filing of This Statement)            

                           

Check the appropriate box to designate the rule pursuant to which this Schedule

is filed:                  

                             [ ] Rule 13d-1(b)                                  

                             [X] Rule 13d-1(c)                                  

                             [ ] Rule 13d-1(d)                                  

                                       

* 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).



CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 2 OF 10 PAGES


--------------------------------------------------------------------------------

1.                NAME OF REPORTING PERSON/S.S. OR I.R.S. IDENTIFICATION       

                  NO. OF ABOVE PERSON                                          

                           

                  WEISS ASSET MANAGEMENT LP                                  

--------------------------------------------------------------------------------

2.                CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*   

                 (A) [ ]  

                 (B) [ ]   

--------------------------------------------------------------------------------

3.                SEC USE ONLY                                                 

                           

                           

--------------------------------------------------------------------------------

4.                CITIZENSHIP OR PLACE OF ORGANIZATION                         

                           

                  DELAWARE

--------------------------------------------------------------------------------

                               5.     SOLE VOTING POWER                        

                           

                                      0                                        

   NUMBER OF                  --------------------------------------------------

    SHARES                     6.     SHARED VOTING POWER                      

 BENEFICIALLY              

OWNED BY                          321,506               

 EACH                      --------------------------------------------------

  REPORTING                    7.     SOLE DISPOSITIVE POWER                  

   PERSON                  

    WITH:                             0                                       

                              --------------------------------------------------

                               8.     SHARED DISPOSITIVE POWER                

                           

                                      321,506

--------------------------------------------------------------------------------

9.                AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                           

                  321,506

--------------------------------------------------------------------------------

10.               CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES        

                  CERTAIN SHARES*                                          [ ]

--------------------------------------------------------------------------------

11.               PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)           

                           

                  1.34%    

--------------------------------------------------------------------------------

12.               TYPE OF REPORTING PERSON*                                  

                           

                  IA Investment Adviser                             




CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 3 OF 10 PAGES


--------------------------------------------------------------------------------

1.                NAME OF REPORTING PERSON/S.S. OR I.R.S. IDENTIFICATION       

                  NO. OF ABOVE PERSON                                          

                           

                  WAM GP LLC                                  

--------------------------------------------------------------------------------

2.                CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*   

                 (A) [ ]  

                 (B) [ ]   

--------------------------------------------------------------------------------

3.                SEC USE ONLY                                                 

                           

                           

--------------------------------------------------------------------------------

4.                CITIZENSHIP OR PLACE OF ORGANIZATION                         

                           

                  DELAWARE

--------------------------------------------------------------------------------

                               5.     SOLE VOTING POWER                        

                           

                                      0                                        

   NUMBER OF                  --------------------------------------------------

    SHARES                     6.     SHARED VOTING POWER                      

 BENEFICIALLY              

OWNED BY                          321,506               

 EACH                      --------------------------------------------------

  REPORTING                    7.     SOLE DISPOSITIVE POWER                  

   PERSON                  

    WITH:                             0                                       

                              --------------------------------------------------

                               8.     SHARED DISPOSITIVE POWER                

                           

                                      321,506

--------------------------------------------------------------------------------

9.                AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                           

                  321,506

--------------------------------------------------------------------------------

10.               CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES        

                  CERTAIN SHARES*                                          [ ]

--------------------------------------------------------------------------------

11.               PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)           

                           

                  1.34%    

--------------------------------------------------------------------------------

12.               TYPE OF REPORTING PERSON*                                  

                           

                  HC Parent Holding Company/Control Person                            





CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 4 OF 10 PAGES


--------------------------------------------------------------------------------

1.                NAME OF REPORTING PERSON/S.S. OR I.R.S. IDENTIFICATION      

                  NO. OF ABOVE PERSON                                         

                           

                  ANDREW M. WEISS, PH.D.                                      

--------------------------------------------------------------------------------

2.                CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*   

                  (A) [ ]

                  (B) [ ]   

--------------------------------------------------------------------------------

3.                SEC USE ONLY                                                

                           

                           

--------------------------------------------------------------------------------

4.                CITIZENSHIP OR PLACE OF ORGANIZATION                        

                           

                  USA      

--------------------------------------------------------------------------------

                               5.     SOLE VOTING POWER                       

                           

                                      0                                       

   NUMBER OF                  --------------------------------------------------

    SHARES                     6.     SHARED VOTING POWER                      

 BENEFICIALLY              

OWNED BY                          321,506               

 EACH                      --------------------------------------------------

  REPORTING                    7.     SOLE DISPOSITIVE POWER                  

   PERSON                  

    WITH:                             0                                       

                              --------------------------------------------------

                               8.     SHARED DISPOSITIVE POWER               

                           

                                      321,506

--------------------------------------------------------------------------------

9.                AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                           

                  321,506

--------------------------------------------------------------------------------

10.               CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES       

                  CERTAIN SHARES*                                          [ ]

--------------------------------------------------------------------------------

11.               PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)           

                           

                  1.34%   

--------------------------------------------------------------------------------

12.               TYPE OF REPORTING PERSON*                                  

                           

                  HC Parent Holding Company/Control Person       




CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 5 OF 10 PAGES


ITEM 1.                    

                           

      (a) Name of Issuer:  Black Mountain Acquisition Corp.

                         ------------------------------------------------

                          

      (b) Address of Issuer's Principal Executive Offices:    


425 Houston Street, Suite 400

Fort Worth, TX 76102

------------------------------------------------                         


ITEM 2.                    

                           

      (a) and (c): Name and Citizenship of Persons Filing:                    

                                                      

 (i)  Weiss Asset Management LP, a Delaware limited partnership ("Weiss        Asset Management").

(ii)   WAM GP LLC, a Delaware limited liability company (WAM GP).

       (iii)  Andrew M. Weiss, Ph.D., a United States citizen (Andrew Weiss).      

                           

      (b):  Address of Principal Business Office:                            

                           

     Weiss Asset Management, WAM GP, and Andrew Weiss have a business    

      address of 222 Berkeley St., 16th floor, Boston, Massachusetts 02116

       (d) Title of Class of Securities: Class A common stock, par value $0.0001 per share

         

-------------------------------------                        

      (e) CUSIP Number: 09216A108

                       ------------------                      

             

ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(B), OR 13D-2(B), CHECK

        WHETHER THE PERSON FILING IS A:                                         

                           

     (a)  [ ] Broker or Dealer registered under Section 15 of the Act           

              (15 U.S.C. 78o).                                                  

     (b)  [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).    

     (c)  [ ] Insurance Company as defined in section 3(a)(19) of the Act       

              (15 U.S.C. 78c).                                                  

     (d)  [ ] Investment  Company  registered  under section 8 of the Investment

              Company Act of 1940 (15 U.S.C. 80a-8).                            

     (e)  [ ] Investment  Adviser registered under section 203 of the Investment

              Advisers Act or under the laws of any State                       

     (f)  [ ] Employee  Benefit  Plan,  Pension  fund  which is  subject to the

              provisions of the Employee  Retirement  Income Security Act of    

              1974 or Endowment Fund; see Section 240.13d-1(b)(1)(ii)(F)        

     (g)  [ ] A Parent Holding Company  or  control  person, in  accordance with

              Section 240.13d-1(b)(ii)(G)                     

     (h)  [ ] A Savings  Association  as defined in Section  3(b) of the Federal

              Deposit Insurance Act (12 U.S.C. 1813)                            

     (i)  [ ] A  Church  Plan  that  is  excluded  from  the  definition  of  an

              investment  company under Section  3(c)(14) of the Investment     

              Company Act of 1940 (15 U.S.C. 80a-3)                             

     (j)  [ ] Group, in accordance with Section 240.13d-1(b)(1)(ii)(J)          

                           



CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 6 OF 10 PAGES


ITEM 4.   OWNERSHIP        


WEISS ASSET MANAGEMENT*                                             

      (a) Amount Beneficially Owned:  321,506

                                     -------------------------------------------

      (b) Percent of Class:  1.34%                                              

                            ----------------------------------------------------

      (c) Number of shares as to which such person has:                         

                           

        (i)   sole power to vote or to direct the vote:   0                    

                                                         -----------------------

        (ii)  shared power to vote or to direct the vote:  321,506

                                                           ---------------------

        (iii) sole power to dispose or to direct the disposition of:  0         

                                                                      ----------

        (iv)  shared power to dispose or to direct the disposition of: 321,506

                                                                       ----------                  


WAM GP*                                             

      (a) Amount Beneficially Owned:  321,506

                                     -------------------------------------------

      (b) Percent of Class:  1.34%                                           

                            ----------------------------------------------------

      (c) Number of shares as to which such person has:                         

                           

        (i)   sole power to vote or to direct the vote:    0                    

                                                         -----------------------

        (ii)  shared power to vote or to direct the vote:  321,506

                                                           ---------------------

        (iii) sole power to dispose or to direct the disposition of:  0         

                                                                      ----------

        (iv)  shared power to dispose or to direct the disposition of: 321,506

                                                                       ----------                     


  ANDREW M. WEISS, PH.D.*                         

      (a) Amount Beneficially Owned:  321,506

                                     -------------------------------------------

      (b) Percent of Class:  1.34%                                          

                            ----------------------------------------------------

      (c) Number of shares as to which such person has:                         

                           

        (i)  sole power to vote or to direct the vote:    0                    

                                                        ------------------------

        (ii) shared power to vote or to direct the vote:  321,506

    

    -----------------------

        (iii) sole power to dispose or to direct the disposition of:   0         

                

   -----------

        (iv) shared power to dispose or to direct the disposition of: 321,506

                                                                      -----------

-----------------------    

* Weiss Asset Management is the sole investment manager to several private investment funds (the Funds). WAM GP is the sole general partner of Weiss Asset Management. Andrew Weiss is the manager of WAM GP. Shares reported for WAM GP, Andrew Weiss, and Weiss Asset Management include shares held by the Funds. The



CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 7 OF 10 PAGES


Funds have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Class A common stock, par value $0.0001 per share.


Each of WAM GP, Weiss Asset Management, and Andrew Weiss disclaims beneficial ownership of the shares reported herein as beneficially owned by each except to the extent of their respective pecuniary interest therein. The percent of class computations are based on 24,000,000 shares of Class A common stock, par value $0.0001 per share issued and outstanding as of November 29, 2021 as reported in the Form 10-Q of the Issuer, which was filed with the SEC on November 30, 2021.



ITEM 5.   OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS                         

                           

         If this statement is being filed to report the fact that as of the date

hereof the reporting person has ceased to be the beneficial  owner of more than

five percent of the class of securities, check the following [X].

                           

                           

ITEM 6.   OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON       

                           

      Not Applicable       

                           

                           

ITEM 7.  IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE

         SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY OR CONTROL

         PERSON            

                           

      See Item 4.       

                           

                           

ITEM 8.   IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP             

                           

      Not Applicable       



ITEM 9.   NOTICE OF DISSOLUTION OF GROUP                                        

                           

      Not Applicable       

                                  



CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 8 OF 10 PAGES


ITEM 10.  CERTIFICATION    

                           

By signing below I certify that, to the best of my knowledge and belief, the

securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.    



ITEM 11.  MATERIALS TO BE FILED AS EXHIBITS


Exhibit 1

Joint Filing Agreement    


  SIGNATURE                                   

                           

After reasonable inquiry and to the best of my knowledge and belief, I hereby

certify that the information set forth in this statement is true, complete and

correct.                   

                           

Dated:  February 7,2022     

                           WEISS ASSET MANAGEMENT LP            


By:  /s/ Georgiy Nikitin              

-----------------------------------

Georgiy Nikitin, Chief Compliance Officer



WAM GP LLC

    

By:  /s/ Georgiy Nikitin              

-----------------------------------

Georgiy Nikitin, Chief Compliance Officer



ANDREW M. WEISS, PH.D.                         

    

By:  /s/ Georgiy Nikitin              

-----------------------------------

Georgiy Nikitin, Attorney-in-Fact for Andrew Weiss**


_____

** Duly authorized under Power of Attorney incorporated herein by reference to the exhibit to the Form 13G/A filed by Weiss Asset Management LP on January 25, 2017 in respect of its holding in Quinpario Acquisition Corp. 2.



CUSIP NO. 09216A108

SCHEDULE 13G/A

PAGE 9 OF 10 PAGES


Exhibit 1

 

JOINT FILING AGREEMENT

 

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, Weiss Asset Management LP, WAM GP LLC, and Andrew M. Weiss, hereby agree to the joint filing on behalf of each of them of a statement on Schedule 13G and/or 13D (including any and all amendments thereto) with respect to the Class A common stock, par value $0.0001 per share of BLACK MOUNTAIN ACQUISITION CORP., and further agree that this Joint Filing Agreement, as may be amended from time to time, shall be included as an Exhibit to such joint filings.

 

The undersigned further agree that each party hereto is responsible for the timely filing of such Statement on Schedule 13G and/or 13D and any amendments thereto, and for the accuracy and completeness of the information concerning such party contained therein; provided, however, that no party is responsible for the accuracy or completeness of the information concerning any other party, unless such party knows or has reason to believe that such information is inaccurate.

 

This Joint Filing Agreement may be signed in counterparts with the same effect as if the signature on each counterpart were upon the same instrument.

 

IN WITNESS WHEREOF, the undersigned have executed this Agreement as of October 22, 2021.


                           WEISS ASSET MANAGEMENT LP            


By:  /s/ Georgiy Nikitin              

-----------------------------------

Georgiy Nikitin, Chief Compliance Officer


                                                                                                         

WAM GP LLC

    

By:  /s/ Georgiy Nikitin              

-----------------------------------

Georgiy Nikitin, Chief Compliance Officer



ANDREW M. WEISS, PH.D.                         

    

By:  /s/ Georgiy Nikitin              

-----------------------------------

Georgiy Nikitin, Attorney-in-Fact for Andrew Weiss**


_____

** Duly authorized under Power of Attorney incorporated herein by reference to the exhibit to the Form 13G/A filed by Weiss Asset Management LP on January 25, 2017 in respect of its holding in Quinpario Acquisition Corp. 2.