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Filing Details

Accession Number:: 0001319244-17-000013
Form Type:: 13G Filing
Publication Date:: 2017-01-30 17:07:09

Filed By:: Integrated Core Strategies (us) Llc
Company:: U.s. Silica Holdings Inc. (NYSE:SLCA)
Filing Date:: 2017-01-30
SEC Url:: 13G Filing

Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name	Shared Voting Power	Shared Dispositive Power	Aggregate Amount Owned Power	Percent of Class
Integrated Core Strategies (US)	2,504,637	2,504,637	2,504,637	3.1%
Integrated Assets, Ltd	466,559	466,559	466,559	0.6%
Millennium International Management	466,559	466,559	466,559	0.6%
Millennium International Management GP	466,559	466,559	466,559	0.6%
Millennium Management	2,971,196	2,971,196	2,971,196	3.7%
Israel A. Englander	2,971,196	2,971,196	2,971,196	3.7%

Filing

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

SCHEDULE 13G
Under the Securities Exchange Act of 1934

(AMENDMENT NO. 2)

U.S. SILICA HOLDINGS, INC.

(Name of Issuer)

COMMON STOCK, PAR VALUE $0.01 PER SHARE

(Title of Class of Securities)

90346E103

(CUSIP Number)

DECEMBER 31, 2016

(Date of event which requires filing of this statement)

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

o Rule 13d-1(b)

þ Rule 13d-1(c)

o Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting persons 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 &quotfiled&quot for the purpose of Section 18 of the Securities Exchange Act of 1934 (&quotAct&quot) 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.	90346E103	SCHEDULE 13G	Page	2	of	14


1	NAMES OF REPORTING PERSONS Integrated Core Strategies (US) LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER -0-
	6	SHARED VOTING POWER 2,504,637
	7	SOLE DISPOSITIVE POWER -0-
	8	SHARED DISPOSITIVE POWER 2,504,637


9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,504,637
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.1%
12	TYPE OF REPORTING PERSON OO



CUSIP No.	90346E103	SCHEDULE 13G	Page	3	of	14


1	NAMES OF REPORTING PERSONS Integrated Assets, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER -0-
	6	SHARED VOTING POWER 466,559
	7	SOLE DISPOSITIVE POWER -0-
	8	SHARED DISPOSITIVE POWER 466,559


9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 466,559
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.6%
12	TYPE OF REPORTING PERSON CO



CUSIP No.	90346E103	SCHEDULE 13G	Page	4	of	14


1	NAMES OF REPORTING PERSONS Millennium International Management LP
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER -0-
	6	SHARED VOTING POWER 466,559
	7	SOLE DISPOSITIVE POWER -0-
	8	SHARED DISPOSITIVE POWER 466,559


9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 466,559
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.6%
12	TYPE OF REPORTING PERSON PN



CUSIP No.	90346E103	SCHEDULE 13G	Page	5	of	14


1	NAMES OF REPORTING PERSONS Millennium International Management GP LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER -0-
	6	SHARED VOTING POWER 466,559
	7	SOLE DISPOSITIVE POWER -0-
	8	SHARED DISPOSITIVE POWER 466,559


9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 466,559
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.6%
12	TYPE OF REPORTING PERSON OO



CUSIP No.	90346E103	SCHEDULE 13G	Page	6	of	14


1	NAMES OF REPORTING PERSONS Millennium Management LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER -0-
	6	SHARED VOTING POWER 2,971,196
	7	SOLE DISPOSITIVE POWER -0-
	8	SHARED DISPOSITIVE POWER 2,971,196


9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,971,196
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.7%
12	TYPE OF REPORTING PERSON OO



CUSIP No.	90346E103	SCHEDULE 13G	Page	7	of	14


1	NAMES OF REPORTING PERSONS Israel A. Englander
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION United States


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER -0-
	6	SHARED VOTING POWER 2,971,196
	7	SOLE DISPOSITIVE POWER -0-
	8	SHARED DISPOSITIVE POWER 2,971,196


9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,971,196
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.7%
12	TYPE OF REPORTING PERSON IN



CUSIP No.	90346E103	SCHEDULE 13G	Page	8	of	14


Item 1.
	(a)	Name of Issuer:

		U.S. Silica Holdings, Inc., a Delaware corporation (the "Issuer").

	(b)	Address of Issuers Principal Executive Offices:

		8490 Progress Drive, Suite 300 Frederick, Maryland 21701

Item 2.	(a)	Name of Person Filing:
	(b)	Address of Principal Business Office:
	(c)	Citizenship:

		Integrated Core Strategies (US) LLC c/o Millennium Management LLC 666 Fifth Avenue New York, New York 10103 Citizenship: Delaware

		Integrated Assets, Ltd. c/o Millennium International Management LP 666 Fifth Avenue New York, New York 10103 Citizenship: Cayman Islands

		Millennium International Management LP 666 Fifth Avenue New York, New York 10103 Citizenship: Delaware

		Millennium International Management GP LLC 666 Fifth Avenue New York, New York 10103 Citizenship: Delaware

		Millennium Management LLC 666 Fifth Avenue New York, New York 10103 Citizenship: Delaware

		Israel A. Englander c/o Millennium Management LLC 666 Fifth Avenue New York, New York 10103 Citizenship: United States

	(d)	Title of Class of Securities:

		common stock, par value $0.01 per share ("Common Stock")

	(e)	CUSIP Number:

		90346E103



CUSIP No.	90346E103	SCHEDULE 13G	Page	9	of	14

Item 3. If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b), check whether the person filing is a:


(a)	o	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)	o	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)	o	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)	o	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)	o	An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);



(f)	o	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);



CUSIP No.	90346E103	SCHEDULE 13G	Page	10	of	14



(g)	o	A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);


(h)	o	A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)	o	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 (15 U.S.C. 80a-3);

(j)	o	Group, in accordance with §240.13d-1(b)(1)(ii)(J).

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:

As of the close of business on January 27, 2017:

i) Integrated Core Strategies (US) LLC, a Delaware limited liability company ("Integrated Core Strategies"), beneficially owned 2,504,637 shares of the Issuers Common Stock; and

ii) Integrated Assets, Ltd., an exempted limited company organized under the laws of the Cayman Islands ("Integrated Assets"), beneficially owned 466,559 shares of the Issuers Common Stock.

Millennium International Management LP, a Delaware limited partnership ("Millennium International Management"), is the investment manager to Integrated Assets and may be deemed to have shared voting control and investment discretion over securities owned by Integrated Assets.

Millennium International Management GP LLC, a Delaware limited liability company ("Millennium International Management GP"), is the general partner of Millennium International Management and may also be deemed to have shared voting control and investment discretion over securities owned by Integrated Assets.

Millennium Management LLC, a Delaware limited liability company ("Millennium Management"), is the general partner of the managing member of Integrated Core Strategies and may be deemed to have shared voting control and investment discretion over securities owned by Integrated Core Strategies. Millennium Management is also the general partner of the 100% shareholder of Integrated Assets and may be deemed to have shared voting control and investment discretion over securities owned by Integrated Assets.

Israel A. Englander, a United States citizen ("Mr. Englander"), is the managing member of Millennium International Management GP and Millennium Management and may also be deemed to have shared voting control and investment discretion over securities owned by Integrated Core Strategies and Integrated Assets.

The foregoing should not be construed in and of itself as an admission by Millennium International Management, Millennium International Management GP, Millennium Management or Mr. Englander as to beneficial ownership of the securities owned by Integrated Core Strategies or Integrated Assets, as the case may be.

(b) Percent of Class:

As of the close of business on January 27, 2017, Millennium Management and Mr. Englander may be deemed to have beneficially owned 2,971,196 shares or 3.7% of the approximately 81,000,000 shares of the Issuers Common Stock outstanding as of November 23, 2016 (see Item 4(a) above). The number of shares of the Issuers Common Stock outstanding was determined based on information contained in the Issuers Prospectus Supplement dated November 9, 2016 and the Issuers press release dated November 22, 2016.



CUSIP No.	90346E103	SCHEDULE 13G	Page	11	of	14

(i) Sole power to vote or to direct the vote
-0-

(ii) Shared power to vote or to direct the vote

   2,971,196 (See Item 4(b))
(iii) Sole power to dispose or to direct the disposition of

   -0-

(iv) Shared power to dispose or to direct the disposition of

   2,971,196 (See Item 4(b))

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 þ.

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.

Not applicable.

Item 8. Identification and Classification of Members of the Group

See Exhibit I.

Item 9. Notice of Dissolution of Group

Not applicable.

Item 10. Certification

By signing below each of the undersigned certifies that, to the best of its 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.



CUSIP No.	90346E103	SCHEDULE 13G	Page	12	of	14

Exhibits:

Exhibit I: Joint Filing Agreement, dated as of January 27, 2017, by and among Integrated Core Strategies (US) LLC, Integrated Assets, Ltd., Millennium International Management LP, Millennium International Management GP LLC, Millennium Management LLC and Israel A. Englander.



CUSIP No.	90346E103	SCHEDULE 13G	Page	13	of	14

		SIGNATURE

After reasonable inquiry and to the best of its knowledge and belief, each of the undersigned certifies that the information with respect to it set forth in this statement is true, complete, and correct.

Dated: January 27, 2017

INTEGRATED CORE STRATEGIES (US) LLC

By: Integrated Holding Group LP,
       its Managing Member

By: Millennium Management LLC,
       its General Partner
By: /s/ David Nolan

Name: David Nolan
Title:  Vice Chairman

INTEGRATED ASSETS, LTD.

By: Millennium International Management LP,
       its Investment Manager
By: /s/ David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM INTERNATIONAL MANAGEMENT LP
By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM INTERNATIONAL MANAGEMENT GP LLC
By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM MANAGEMENT LLC
By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

/s/ Israel A. Englander by David Nolan
pursuant to Power of Attorney filed with
the SEC on June 6, 2005

Israel A. Englander



CUSIP No.	90346E103	SCHEDULE 13G	Page	14	of	14

		EXHIBIT I

		JOINT FILING AGREEMENT

This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the Common Stock, par value $0.01 per share, of U.S. Silica Holdings, Inc., a Delaware corporation, will be filed on behalf of each of the persons and entities named below in accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.

Dated: January 27, 2017

INTEGRATED CORE STRATEGIES (US) LLC

By: Integrated Holding Group LP,
       its Managing Member

By: Millennium Management LLC,
       its General Partner
By: /s/ David Nolan

Name: David Nolan
Title:  Vice Chairman

INTEGRATED ASSETS, LTD.

By: Millennium International Management LP,
       its Investment Manager
By: /s/ David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM INTERNATIONAL MANAGEMENT LP
By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM INTERNATIONAL MANAGEMENT GP LLC
By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM MANAGEMENT LLC
By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

/s/ Israel A. Englander by David Nolan
pursuant to Power of Attorney filed with
the SEC on June 6, 2005

Israel A. Englander