Sec Form 4 Filing - Wilks Brothers, LLC @ CARBO CERAMICS INC - 2017-05-31

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 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Wilks Brothers, LLC 2. Issuer Name and Ticker or Trading Symbol CARBO CERAMICS INC [ CRR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) X __ Other (specify below) See Remarks (Last) (First) (Middle) 17010 IH 20 3. Date of Earliest Transaction (MM/DD/YY) 05/31/2017 (Street) CISCO, TX76437 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction 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 11/14/2017 P 134,356 A $ 8.57 ( 1 ) 1,384,499 ( 2 ) D Common Stock 11/15/2017 P 115,644 A $ 8.83 ( 3 ) 1,500,143 ( 2 ) D Common Stock 11/21/2017 P 20,000 A $ 9.94 ( 4 ) 1,520,143 ( 2 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 Call Option (right to buy) $ 10 12/08/2017 P 2,000 12/08/2017 12/15/2017 Common Stock 200,000 $ 0.55 2,000 D Call Option (right to buy) $ 10 12/15/2017 E 2,000 12/08/2017 12/15/2017 Common Stock 200,000 $ 0 0 D Put Option (obligation to buy) $ 13 05/31/2017 S 6,275 05/31/2017 12/15/2017 Common Stock 627,500 $ 5.42 6,275 D Put Option (obligation to buy) $ 14 05/31/2017 P 6,275 05/31/2017 06/15/2017 Common Stock 627,500 $ 6.49 6,275 D Put Option (obligation to buy) $ 13 12/04/2017 S 6,275 12/04/2017 06/15/2018 Common Stock 627,500 $ 3.8 6,275 D Put Option (obligation to buy) $ 14 12/04/2017 P 6,275 12/04/2017 12/15/2017 Common Stock 627,500 $ 3.7 6,275 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wilks Brothers, LLC 17010 IH 20 CISCO, TX76437 X See Remarks Wilks Dan H. 17010 IH 20 CISCO, TX76437 X Wilks Staci 17010 IH 20 CISCO, TX76437 X Wilks Farris 17010 IH 20 CISCO, TX76437 X Signatures Dan H. Wilks, By: /s/ Morgan D Neff, Morgan D Neff, as Attorney-in-Fact 12/29/2017 Signature of Reporting Person Date Staci Wilks, By: /s/ Morgan D Neff, Morgan D Neff, as Attorney-in-Fact 12/29/2017 Signature of Reporting Person Date Farris Wilks, By: /s/ Morgan D Neff, Morgan D Neff, as Attorney-in-Fact 12/29/2017 Signature of Reporting Person Date WILKS BROTHERS, LLC, By: /s/ Morgan D Neff, Name: Morgan D Neff, Title: Attorney-in-Fact 12/29/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.41 to $8.58, inclusive. ( 2 )These shares of Common Stock are beneficially owned directly by Dan Wilks and Staci Wilks. This Form 4 is also filed by Wilks Brothers, LLC, which directly beneficially owns 2,294,772 shares of Common Stock. See Remarks. ( 3 )The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.54 to $8.87, inclusive. ( 4 )The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.93 to $9.97, inclusive.

Remarks: This Form 4 is also being filed by (i) Dan H. Wilks, in his capacity as a managing member of Wilks Brothers, LLC (ii) Farris Wilks, in his capacity as a managing member of Wilks Brothers, LLC and (iii) Staci Wilks. Dan H. Wilks and Staci Wilks are husband and wife and Dan H. Wilks and Farris Wilks are brothers. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its respective pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that any such Reporting Person is the beneficial owner of any equity securities covered by this Form 4.Certain of these transactions are matchable transactions under Section 16(b) of the Exchange Act. The reporting person has disgorged the full amount of recoverable profits to the Issuer.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. S ee 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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