SECURITIES AND EXCHANGE COMMISSION
                               Washington, D.C. 20549

                                    SCHEDULE 13G

                      Under the Securities Exchange Act of 1934

                                  (Amendment No. 3)

            ............................................................


                                 CSW Industrials, Inc.
                                  (Name of Issuer)

            ............................................................


                                    Common Stock
                            (Title of Class of Securities)

            ............................................................

                                     126402106
                                   (CUSIP Number)

            ............................................................


				  DECEMBER 31, 2018
              (Date of Event Which Requires Filing of this Statement)



            Check the appropriate box to designate the rule pursuant to
            which this Schedule is filed:

             |X| Rule 13-d-1(b)
                 Rule 13-d-1(c)
                 Rule 13-d-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).


                                                                 
                           1.    Name of reporting persons
                                 ZUCKERMAN INVESTMENT GROUP, LLC

                           2.    Check the appropriate box if a member
                                 of a Group (see instructions)
                                 N/A
                                 (a)  [    ]
                                 (b)  [    ]

                           3.    SEC use only_________________________

                           4.    Citizenship or place of organization
                                 DELAWARE

            -------------
            Number of      5.    Sole voting power                        0
            shares
            beneficially   6.    Shared voting power                      266,614
            owned
            by each        7.    Sole dispositive power                   0
	    reporting
            person with:   8.    Shared dispositive power                 266,614

                           9.    Aggregate amount beneficially owned by   266,614
                                 each reporting person

                           10.   Check if the aggregate amount in Row     N/A
                                 (9) excludes certain shares (see
                                 instructions)

                           11.   Percent of class represented by amount   1.8%
                                 in Row (9)

                           12.   Type of reporting person (see 		  IA/OO
				 instructions)

	                                                         
                           1.    Name of reporting persons
                                 ZIG HOLDING, LLC

                           2.    Check the appropriate box if a member
                                 of a Group (see instructions)
                                 N/A
                                 (a)  [    ]
                                 (b)  [    ]

                           3.    SEC use only_________________________

                           4.    Citizenship or place of organization
                                 ILLINOIS

            -------------
            Number of      5.    Sole voting power                        0
            shares
            beneficially   6.    Shared voting power                      266,614
            owned
            by each        7.    Sole dispositive power                   0
	    reporting
            person with:   8.    Shared dispositive power                 266,614

                           9.    Aggregate amount beneficially owned by   266,614
                                 each reporting person

                           10.   Check if the aggregate amount in Row     N/A
                                 (9) excludes certain shares (see
                                 instructions)

                           11.   Percent of class represented by amount   1.8%
                                 in Row (9)

                           12.   Type of reporting person (see 		  HC/OO
				 instructions)


                                                                 
                           1.    Name of reporting persons
                                 SHERWIN A. ZUCKERMAN

                           2.    Check the appropriate box if a member
                                 of a Group (see instructions)
                                 N/A
                                 (a)  [    ]
                                 (b)  [    ]

                           3.    SEC use only_________________________

                           4.    Citizenship or place of organization
                                 UNITED STATES
            -------------
            Number of      5.    Sole voting power                        0
            shares
            beneficially   6.    Shared voting power                      266,614
            owned
            by each        7.    Sole dispositive power                   0
	    reporting
            person with:   8.    Shared dispositive power                 266,614

                           9.    Aggregate amount beneficially owned by   266,614
                                 each reporting person

                           10.   Check if the aggregate amount in Row     N/A
                                 (9) excludes certain shares (see
                                 instructions)

                           11.   Percent of class represented by amount   1.8%
                                 in Row (9)

                           12.   Type of reporting person (see 		  HC/IN
				 instructions)

                                                                 
                           1.    Name of reporting persons
                                 DANIEL R. ZUCKERMAN

                           2.    Check the appropriate box if a member
                                 of a Group (see instructions)
                                 N/A
                                 (a)  [    ]
                                 (b)  [    ]

                           3.    SEC use only_________________________

                           4.    Citizenship or place of organization
                                 UNITED STATES

            -------------
            Number of      5.    Sole voting power                        0
            shares
            beneficially   6.    Shared voting power                      266,614
            owned
            by each        7.    Sole dispositive power                   0
	    reporting
            person with:   8.    Shared dispositive power                 266,614

                           9.    Aggregate amount beneficially owned by   266,614
                                 each reporting person

                           10.   Check if the aggregate amount in Row     N/A
                                 (9) excludes certain shares (see
                                 instructions)

                           11.   Percent of class represented by amount   1.8%
                                 in Row (9)

                           12.   Type of reporting person (see 		  HC/IN
				 instructions)

     
CUSIP No. 126402106 Schedule 13G CUSIP No. 126402106 Schedule 13G CUSIP No. 126402106 Schedule 13G CUSIP No. 126402106 Schedule 13G
Item 1. (a) Name of issuer: CSW INDUSTRIALS, INC. (b) Address of issuer's principal 5420 LYNDON B. JOHNSON FREEWAY, STE 500 executive offices: Suite 500 Dallas, TX 75240
Item 2. (a) Name of person filing: ZUCKERMAN INVESTMENT GROUP, LLC (b) Address of principal business office 155 N. WACKER DRIVE or, if none, residence: SUITE 1700 CHICAGO, IL 60606 (c) Citizenship: DELAWARE ZIG HOLDING, LLC 155 N. WACKER DRIVE SUITE 1700 CHICAGO, IL 60606 ILLINOIS SHERWIN A. ZUCKERMAN 155 N. WACKER DRIVE SUITE 1700 CHICAGO, IL 60606 UNITED STATES DANIEL R. ZUCKERMAN 155 N. WACKER DRIVE SUITE 1700 CHICAGO, IL 60606 UNITED STATES (d) Title of class of securities: COMMON STOCK (e) CUSIP No.: 126402106
Item 3. If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a: (a) [ ] Broker or dealer registered under Section 15 of the Act. (b) [ ] Bank as defined in Section 3(a)(6) of the Act (c) [ ] Insurance company as defined in Section 3(a)(19) of the Act (d) [ ] Investment company registered under Section 8 of the Investment Company Act of 1940 (e) [X ] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) [ ] An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) [X ] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) [ ] A savings associations 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 (j) [ ] A non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J) (k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J), please specify the type of institution: ____
Item 4. Ownership Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. (a) Amount beneficially owned Incorporated by reference to Item 9 of the cover page pertaining to each Reporting Person. Sherwin A. Zuckerman is Chairman and Daniel R. Zuckerman is CEO of Zuckerman Investment Group, LLC. Together they are the controlling members of Zuckerman Investment Group, LLC, and thus may be considered the beneficial owners of shares beneficially owned by Zuckerman Investment Group, LLC. (b) Percent of class Incorporated by reference to Item 11 of the cover page pertaining to each Reporting Person.
(c) Number of shares as to which the person has: (i) Sole power to vote or Incorporated by reference to Item to direct the vote: 5 of the cover page pertaining to each reporting person. (ii) Shared power to vote or Incorporated by reference to Item to direct the vote: 6 of the cover page pertaining to each reporting person. (iii) Sole power to dispose or Incorporated by reference to Item to direct the disposition 7 of the cover page pertaining to of: each reporting person. (iv) Shared power to dispose or Incorporated by reference to Item to direct the disposition 8 of the cover page pertaining to of: each reporting person. Item 5. Ownership of 5 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 5 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 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 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. 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 this 13th day of February, 2019 ZUCKERMAN INVESTMENT GROUP, LLC By: /s/ Daniel R. Zuckerman Name: Daniel R. Zuckerman Title: CEO ZIG Holding, LLC By: /s/ Daniel R. Zuckerman Name: Daniel R. Zuckerman Its: Manager /s/ Sherwin A. Zuckerman Sherwin A. Zuckerman /s/ Daniel R. Zuckerman Daniel R. Zuckerman INDEX TO EXHIBITS 99.1 Joint Filing Agreement dated February 14, 2018, by and among Zuckerman Investment Group, LLC, ZIG Holding, LLC, Sherwin A. Zuckerman and Daniel R. Zuckerman (Incorporated herein by reference to Exhibit 99.1 to the Schedule 13G filed with the SEC on February 14, 2018).