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


SCHEDULE 13G


Under the Securities Exchange Act of 1934
(Amendment No. 2)*

Arch Coal, Inc.
(Name of Issuer)

COMMON STOCK, par value $0.01 per share
(Title of Class of Securities)

039380100
(CUSIP Number)

December 31, 2015
(Date of Event which Requires Filing of this Statement)

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

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

 
 
CUSIP NO. 039380100
 
 
13G
 
    Page   2   of    5  Pages
 
 
1.    NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

EIN 23-2856392
Schneider Capital Management Corporation

2.    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a)            
(b)            

3.    SEC USE ONLY

4.    CITIZENSHIP OR PLACE OF ORGANIZATION
PENNSYLVANIA

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

5.    SOLE VOTING POWER
0

6.    SHARED VOTING POWER
None

7.    SOLE DISPOSITIVE POWER
0

8.    SHARED DISPOSITIVE POWER
None

9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
 
10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 

11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
0.00%

12.  TYPE OF REPORTING PERSON
IA
 
 
 

 

 
 
CUSIP NO. 039380100
 
 
13G
 
Page of 5 Pages


Item 1.

(a) Name of Issuer
Arch Coal, Inc.

(b) Address of Issuer's Principal Executive Offices

One City Place Drive
Suite 300
St. Louis, MO 63141
Item 2.

(a) Name of Person Filing
SCHNEIDER CAPITAL MANAGEMENT CORPORATION

(b) Address of Principal Business Office or, if none, Residence
460 E. Swedesford Rd., Suite 2000
Wayne, PA  19087

(c) Citizenship
PENNSYLVANIA

(d) Title of Class of Securities
COMMON STOCK, par value $0.01 per share

(e) CUSIP Number
 039380100

Item 3. If this statement is filed pursuant to §§240.13d-1(b), or 240.13d-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)     An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E)
 
 
 
 

 
 
CUSIP NO. 039380100
 
 
13G
 
Page of 5 Pages

 
(f) An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F)
 
(g) A parent holding company or control person in accordance with §240.13d-  1(b)(1)(ii)(G)
 
(h) A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act
 
(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 §240.13d-1(b)(1)(ii)(J)
 
(k) Group, in accordance with §240.13d-1(b)(1)(ii)(K)
 
Item 4. Ownership.

(a)        Amount Beneficially Owned:
0

(b)        Percent of Class:
0.00%

(c)        Number of shares as to which such person has:

(i)            Sole power to vote or to direct the vote
0
(ii)           Shared power to vote or to direct the vote
None
(iii)          Sole power to dispose or to direct the disposition of
0
(iv)          Shared power to dispose or to direct the disposition of
None

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 .

Item 6. Ownership of More than Five Percent on Behalf of Another Person.
None
 
 
 
 

 
 
CUSIP NO. 039380100
 
 
13G
 
Page 5 of 5 Pages

 
Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.
N/A

Item 8. Identification and Classification of Members of the Group.
N/A

Item 9. Notice of Dissolution of Group.
N/A

Item 10.
Certification.
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired 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, other than activities solely in connection with a nomination under §240.14a-11.

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.

 
February 12, 2016
 
Date
   
 
/s/ Michael C. Lesher
 
Michael C. Lesher
 
Vice President