false 0001524741 0001524741 2020-08-07 2020-08-07





Washington, D.C. 20549







Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (date of earliest event reported): August 7, 2020



U.S. Silica Holdings, Inc.

(Exact name of registrant as specified in its charter)




(State or other jurisdiction of incorporation)


001-35416   26-3718801


File Number)


(IRS Employer

Identification No.)


24275 Katy Freeway, Suite 600, Katy, Texas   77494
(Address of principal executive offices)   (Zip Code)

Registrant’s telephone number, including area code: (281) 258-2170



Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:


Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)


Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)


Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))


Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class





Name of each exchange

on which registered

Common Stock, $0.01 par value   SLCA   New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company  

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐




Item 5.02

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b)    On August 7, 2020, U.S. Silica Holdings, Inc. (the “Company”) announced that Company President Bradford B. Casper, will resign his position, effective August 31, 2020. In connection with his departure, the Company and Mr. Casper intend to enter into a separation agreement, which is expected to be materially consistent with the separation agreements that the Company has previously executed with executive officers.


Item 8.01

Other Events.

As described above, on August 7, 2020, the Company the resignation of Mr. Casper. The Company’s press release with respect to this event is attached hereto as Exhibit 99.1 and incorporated herein by reference.


Item 9.01

Financial Statements and Exhibits.

(d) Exhibits:    





99.1    Press Release dated August 7, 2020
1.04    Cover Page Interactive Data File (formatted as inline XBRL)


Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: August 7, 2020



/s/ Stacy Russell

  Stacy Russell

Senior Vice President, General Counsel &

Corporate Secretary