AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON AUGUST 19, 2016SECURITIES ACT FILE NO. 002-30447INVESTMENT COMPANY ACT FILE NO. 811-01728UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWASHINGTON, D.C. 20549FORM N-1AREGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933:

   [X]Pre-Effective Amendment No.

   

   [   ]Post-Effective Amendment No. 72

   

   [X]and/orREGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940:

   [X]Amendment No. 51

   

   [X](Check Appropriate Box or Boxes)NICHOLAS FUND, INC.(Exact Name of Registrant as Specified in Charter)700 North Water StreetMilwaukee, WI

   53202(Address of Principal Executive Offices)

   (Zip Code)Registrant's Telephone Number, Including Area Code (414) 272-4650Jennifer R. KloehnNicholas Fund, Inc.700 North Water StreetMilwaukee, WI 53202(Name and Address of Agent for Service)WITH A COPY TO:K. Thor Lundgren, Esq.Jason T. Thompson, Esq.Michael Best & Friedrich LLP100 East Wisconsin Avenue, Suite 3300Milwaukee, WI 53202It is proposed that this filing will become effective (check appropriate box):[ x  ]

   Immediately upon filing pursuant to paragraph (b) of Rule 485.[

   ]

   On (date) pursuant to paragraph (b) of Rule 485.[

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   60 days after filing pursuant to paragraph (a)(1) of Rule 485.[

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   On (date) pursuant to paragraph (a)(1) of Rule 485.[

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   75 days after filing pursuant to paragraph (a)(2) of Rule 485.[

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   On (date) pursuant to paragraph (a)(2) of Rule 485.If appropriate, check the following box:[

   ]

   This post-effective amendment designates a new effective date for a previously filed post-effective amendment.


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SIGNATURES Pursuant to the requirements the Securities Act of 1933, and the Investment Company Act of 1940, each as amended, the Registrant certifies that it meets all of the requirements for effectiveness of the Registration Statement under Rule 485(b) under the Securities Act of 1933, as amended, and has duly caused this Registration Statement to be signed below on its behalf by the undersigned, thereunto duly authorized, in the City of Milwaukee and State of Wisconsin, on the 19hday of August, 2016. Nicholas Fund, Inc.By:

   /s/ Jennifer R. KloehnJennifer R. KloehnSenior Vice President, Treasurer andPrincipal Financial and Accounting Officer
  Pursuant to the requirements of the Securities Act of 1933, as amended, this Amendment to the Registration Statement has been signed below by the following persons in the capacities indicated on the 19thday of August, 2016. /s/ Jay H. Robertson*

   DirectorJay H. Robertson* By:

   /s/ Jennifer R. KloehnJennifer R. Kloehn,Attorney-in-Fact pursuant toPower of Attorney previously filed.


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POWER OF ATTORNEYFOR NICHOLAS FUND, INC. KNOW ALL MEN BY THESE PRESENTS, that each of the undersigned directors of Nicholas Fund, Inc. constitutes and appoints Jennifer R. Kloehn, his true and lawful attorney-in-fact and agent, for him and in his name, place and stead in any and all capacities, to sign any and all amendments (including post-effective amendments) to the Form N-1A Registration Statement of Nicholas Fund, Inc., and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission and any state of the United States, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent may lawfully do or cause to be done by virtue thereof. Date: August 1, 2016 /s/ Jay H. RobertsonJay H. Robertson


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EXHIBIT INDEXExhibit
	Exhibit No.XBRL Instance Document
	EX-101.INSXBRL Taxonomy Extension Schema Document
	EX-101.SCHXBRL Taxonomy Extension Calculation Linkbase
	EX-101.CALXBRL Taxonomy Extension Definition Linkbase
	EX-101.DEFXBRL Taxonomy Extension Labels Linkbase
	EX-101.LABXBRL Taxonomy Extension Presentation Linkbase
	EX-101.PRE