SEC FORM 3 SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
 
OMB APPROVAL
OMB Number: 3235-0104
Estimated average burden
hours per response: 0.5
1. Name and Address of Reporting Person*
Carusona Zach

(Last) (First) (Middle)
C/O US SILICA HOLDINGS INC.
24275 KATY FREEWAY SUITE 600

(Street)
KATY TX

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
05/09/2019
3. Issuer Name and Ticker or Trading Symbol
U.S. SILICA HOLDINGS, INC. [ SLCA ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
President Specialty Minerals
5. If Amendment, Date of Original Filed (Month/Day/Year)
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 Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 28,471(1) D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option 06/03/2017 06/03/2023 Common Stock 12,500 22.09 D
Employee Stock Option 03/02/2018 03/02/2025 Common Stock 388 32.41 D
Employee Stock Option 06/01/2018 06/01/2025 Common Stock 356 30.85 D
Explanation of Responses:
1. Includes (i) 208 shares of restricted stock granted on April 1, 2017 which vest on April 1, 2020, (ii) 4,373 shares of restricted stock granted on April 1, 2018, which will vest in two equal installments on April 1, 2020 and April 1, 2021 and (iii) 17,428 shares of restricted stock granted on February 12, 2019, which will vest in three equal installments on the first, second and third anniversaries of the grant date.
Remarks:
SEE EXHIBIT 24 - POWER OF ATTORNEY
/s/ W. Andrew Macan, attorney-in-fact for Zach Carusona 05/20/2019
** Signature of Reporting Person Date
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 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
                                                                      Exhibit 24
POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby constitutes and appoint
s each of W.Andrew Macan and Donald A. Merril, or either of them signing singly,
and with full power of substitution, the  undersigned's true and lawful
attorney-in-fact to: (1)prepare, execute in the undersigned's name and on the
undersigned's behalf, and submit to the U.S. Securities and Exchange Commission
(the "SEC") a Form ID, including amendments thereto, and any other documents
necessary or appropriate to obtain codes and passwords enabling the undersigned
to make electronic filings with the SEC of reports required by Section 16(a) of
the Securities Exchange Act of 1934 or any rule or regulation of the SEC;

(2) execute for and on behalf of the undersigned, in the undersigned's capacity
as an officer and/or director of U.S. Silica Holdings, Inc. (the "Company"),
Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange
Act of  1934 and the rules thereunder;

(3) do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and  execute any such Form 3, 4, or 5,
complete and execute any amendment or amendments thereto, and timely file such
form with the SEC and any stock exchange or similar authority; and

(4) take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit to,
in the best interest of, or legally required  by, the undersigned, it being
understood that the documents executed by such attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in-fact may approve in such
attorney-in-fact's discretion. The undersigned hereby grants to each such
attorney-in-fact full power and authority to do and perform any and every act
and thing whatsoever requisite, necessary, or proper to be done in the  exercise
of any of the rights and powers herein granted, as fully to all intents and
purposes as the undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming all that
such attorney-in-fact, or such attorney-in-fact's substitute or substitutes,
shall lawfully do or cause to be done by virtue of this power of attorney and
the  rights and powers herein granted. The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934. This Power of Attorney shall remain in full force and
effect until the undersigned is no longer required to file Forms 3, 4, and 5
with respect to the undersigned's holdings of and transactions in securities
issued by the Company, unless earlier revoked by the undersigned in a signed
writing delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 10th day of May, 2019.

                                                    /s/ Zach Carusona
                                                    -----------------
                                                    Zach Carusona