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 * Schell Steven 2. Issuer Name and Ticker or Trading Symbol Heliogen, Inc. [ HLGN ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
Chief Technology Officer
(Last)         (First)         (Middle)
C/O HELIOGEN, INC., 130 W UNION STREET
3. Date of Earliest Transaction (MM/DD/YYYY)
12/30/2021
(Street)
PASADENA, CA 91103
(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  12/30/2021    A    150996 (1) A $0.00  150996  D   

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
Employee Stock Option (right to buy)  $0.35  12/30/2021    A     1509964       (2) 7/21/2030  Common Stock  1509964  $0.00 (3) 1509964  D   
Employee Stock Option (right to buy)  $0.18  12/30/2021    A     1006643       (4) 2/5/2029  Common Stock  1006643  $0.00 (3) 1006643  D   
Employee Stock Option (right to buy)  $0.18  12/30/2021    A     201328       (5) 12/5/2028  Common Stock  201328  $0.00 (3) 201328  D   

Explanation of Responses:
(1)  These shares are represented by restricted stock units ("RSUs") issued by Heliogen, Inc., a Delaware corporation ("Legacy Heliogen") and assumed by the Issuer on December 30, 2021 pursuant to that certain Business Combination Agreement ("Merger Agreement"), dated as of July 6, 2021, by and among Athena Technology Acquisition Corp., a Delaware corporation ("Athena"), HelioMax Merger Sub, Inc., a Delaware corporation and a wholly-owned subsidiary of Athena, and Legacy Heliogen. Each RSU represents a contingent right to receive one share of the Common Stock of the Issuer. Six and one-quarter percent (6.25%) of the shares underlying the RSUs vest in quarterly installments with the first installment vesting on March 15, 2022, subject to the Reporting Person's continuous service.
(2)  The shares shall vest in 48 equal monthly installments commencing on July 22, 2020, subject to the Reporting Person's continuous service.
(3)  Represents options issued by Legacy Heliogen and assumed by the Issuer on December 30, 2021 pursuant to the Merger Agreement.
(4)  One quarter (25%) of the shares vested on February 6, 2020, and the remainder of the shares shall vest in 36 equal monthly installments, subject to the Reporting Person's continuous service.
(5)  The shares shall vest in 48 equal monthly installments commencing on December 6, 2018, subject to the Reporting Person's continuous service.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Schell Steven
C/O HELIOGEN, INC.
130 W UNION STREET
PASADENA, CA 91103


Chief Technology Officer

Signatures
/s/ Dorothy Vinsky, Attorney-in-Fact 1/5/2022
**Signature of Reporting Person Date
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