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

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. )*

Sigma Labs, Inc.
(Name of Issuer)

Common Stock, Par Value $.001
(Title of Class of Securities)

826598500
(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 13G is filed:

[X] Rule 13d-1(b)
[ ] 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 the disclosures provided in a prior cover page.

The information required in 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. 826598500
(1)     Names of Reporting Persons.  I.R.S. Identification Nos. of
Above Persons (entities only):
        AWM Investment Company, Inc.
(2)     Check the Appropriate Box if a Member of a Group (See
Instructions)   (a)___  b)___

(3)     SEC Use Only
(4)     Citizenship or Place of Organization:  Delaware, United States
Number of Shares Beneficially
Owned by Each Reporting Person
With
(5) Sole Voting Power:
697,785 (common shares) 1,048,830
(9.99% of outstanding shares)**

(6) Shared Voting Power:         0**

(7) Sole Dispositive Power:
697,785 (common shares) 1,048,830
(9.99% of outstanding shares)**


(8) Shared Dispositive Power: 0**
(9)     Aggregate Amount Beneficially Owned by Each Reporting
Person:  697,785 (common shares) 1,048,830 (9.99% of
outstanding shares)**
(10)    Check if the Aggregate Amount in Row (9) Excludes Certain Shares
(See Instructions):
(11)    Percent of Class Represented by Amount in Row (9): 9.99%**
(12)    Type of Reporting Person (See Instructions):  IA
**AWM Investment Company, Inc., a Delaware corporation (?AWM?), is the
investment adviser to Special Situations Technology Fund, L.P.
(?TECH?) and Special Situations Technology Fund II, L.P. (?TECH II?),
(TECH and TECH II will hereafter be referred to as the ?Funds?). As
the investment adviser to the Funds, AWM holds sole voting and
investment power over 105,089 shares of Common Stock of the Issuer
(the ?Shares?), and 90,029 Warrants*** to purchase Shares held by TECH
and 592,696 Shares and 507,756 Warrants*** to purchase Shares held by
TECH II. See Items 2 and 4 of this Schedule for additional
information.



*** The Warrants described herein may only be exercised to the extent
that the total number of Common Shares then beneficially owned does
not exceed 9.99% of the outstanding shares.


Item 1(a).  Name Of Issuer:  Sigma Labs, Inc.

Item 1(b).  Address of Issuer?s Principal Executive Offices:

3900 Paseo del Sol
Santa Fe, New Mexico 87507

Item 2(a).  Name of Person Filing:

The person filing this report is AWM Investment Company, Inc.,
a Delaware corporation (?AWM?), Special Situations Technology
Fund, L.P., a Delaware limited partnership (?TECH?) and Special
Situations Technology Fund II, L.P., a Delaware limited
partnership (?TECH II?), (TECH and TECH II, will hereafter be
referred to as the ?Funds?).  The principal business of each
Fund is to invest in equity and equity-related securities and
other securities of any kind or nature.

David M. Greenhouse (?Greenhouse?) and Adam C. Stettner
(?Stettner?) are members of SST Advisers, L.L.C., a Delaware
limited liability company (?SSTA?), the general partner of TECH
and TECH II. Austin W. Marxe (?Marxe?), Greenhouse and Stettner
are also controlling principals of AWM.


Item 2(b). Address of Principal Business Office or, if None,
Residence:
The principal business address for AWM is c/o Special
Situations Funds, 527 Madison Avenue, Suite 2600, New York, NY
10022.
Item 2(c).  Citizenship: AWM is a Delaware Corporation.
Item 2(d).  Title of Class of Securities: Common Stock, Par
                                          Value $.001
Item 2(e).  CUSIP No.:  826598500
Item 3.  If This Statement Is Filed Pursuant to ??240.13d-1(b) or
240.13d-2(b) or (c), check whether the Person Filing is a:
             Not Applicable.











Item 4.  Ownership

        (a)     Amount Beneficially Owned:  697,785 (common shares)
1,048,830 (9.99% of outstanding shares)**

        (b)     Percent of Class:       9.99%**

        (c)     Number of Shares as to which the person has:

                (i)     sole power to vote or to direct the vote: 697,785
(common shares) 1,048,830 (9.99% of outstanding shares)**

             (ii)       shared power to vote or to direct the vote: 0**

            (iii)       sole power to dispose or to direct the disposition of:
                   697,785 (common shares) 1,048,830 (9.99% of
outstanding shares)**

             (iv)       shared power to dispose or to direct the disposition
                   of:  0**
______________________________________________________________________

** AWM is the investment adviser to each of the Funds. As the
investment adviser to the Funds, AWM holds sole voting and investment
power over 105,089 shares of Common Stock of the Issuer (the
?Shares?), and 90,029 Warrants*** to purchase Shares held by TECH and
592,696 Shares and 507,756 Warrants*** to purchase Shares held by TECH
II.  Greenhouse and Stettner are members of SSTA, the general partner
of TECH and TECH II. Marxe, Greenhouse and Stettner are also
controlling principals of AWM.

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. ___

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

        Not Applicable.

Item 8.  Identification and Classification of Members of the Group

        Not Applicable.


Item 9.  Notice of Dissolution of Group

        Not Applicable.


Item 10.  Certification

        By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above 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.



SIGNATURE

        After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is
true, complete and correct.


Dated: February 11, 2022



AWM INVESTMENT COMPANY, INC.


By:/s/ Adam Stettner
   Name:  Adam Stettner
   Title:       Vice President






Attention:  Intentional misstatements or omissions of fact constitute
Federal criminal violations (See 18 U.S.C. 1001)
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