American Century Mutual Funds, Inc.

AMENDMENT NO. 8 TO RESTATED MANAGEMENT AGREEMENT

THIS AMENDMENT NO. 8 TO RESTATED MANAGEMENT AGREEMENT (“Amendment”) is effective as of the 1^st day of April, 2019 (the “Effective Date”), by and between AMERICAN CENTURY MUTUAL FUNDS, INC., a Maryland corporation (hereinafter called the “Corporation”), and AMERICAN CENTURY INVESTMENT MANAGEMENT, INC., a Delaware corporation (hereinafter called the “Investment Manager”).

WHEREAS, the Corporation and the Investment Manager are parties to a certain Restated Management Agreement effective as of August 1, 2011, and amended effective as of September 30, 2011, July 26, 2013, August 1, 2014, December 1, 2016, April 10, 2017, July 31, 2017 and August 1, 2018 (“Agreement”);

WHEREAS, the parties hereto desire to enter into this Amendment to reflect the addition of a duly established new G Class for the series of shares titled Small Cap Growth Fund and Sustainable Equity Fund;

WHEREAS, the parties hereto desire to enter into this Amendment to reflect the addition of a duly established new R6 Class for the series of shares titled Sustainable Equity Fund; and

WHEREAS, the parties hereto desire to enter into this Amendment to reflect the merger of New Opportunities Fund into Small Cap Growth Fund.

NOW, THEREFORE, IN CONSIDERATION of the mutual promises and agreements herein contained, the parties agree as follows:

1.    Amendment of Schedule A. Schedule A to the Agreement is hereby amended by deleting it in its entirety and replacing it with the Schedule A attached hereto.

2.    Ratification and Confirmation of Agreement. In the event of a conflict between the terms of this Amendment and the Agreement, it is the intention of the parties that the terms of this Amendment shall control and the Agreement shall be interpreted on that basis. To the extent the provisions of the Agreement have not been amended by this Amendment, the parties hereby confirm and ratify the effectiveness of those provisions of the Agreement.

3.Full Force and Effect. Except as expressly supplemented, amended or consented to hereby, the representations, warranties, terms, covenants and conditions of the Agreement shall remain unamended and shall continue to be in full force and effect.

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American Century Mutual Funds, Inc.

IN WITNESS WHEREOF, the parties have caused this Amendment to be duly executed by their respective duly authorized officers as of the Effective Date.

American Century Investment Management, Inc.	American Century Mutual Funds, Inc.
/s/ Otis H. Cowan	/s/ Charles A. Etherington
Otis H. Cowan Vice President	Charles A. Etherington Senior Vice President

2

American Century Mutual Funds, Inc.

Schedule A

Fee Schedules

Series	Investment Strategy Assets		Fee Schedule by Class
		Investor	I	A	C	G	R	R6	R5	Y
Ultra Fund	First $4 billion	0.990%	0.790%	0.990%	0.990%	n/a	0.990%	0.640%	0.790%	0.640%
	Next $4 billion	0.970%	0.770%	0.970%	0.970%	n/a	0.970%	0.620%	0.770%	0.620%
	Next $4 billion	0.950%	0.750%	0.950%	0.950%	n/a	0.950%	0.600%	0.750%	0.600%
	Next $4 billion	0.930%	0.730%	0.930%	0.930%	n/a	0.930%	0.580%	0.730%	0.580%
	Next $4 billion	0.910%	0.710%	0.910%	0.910%	n/a	0.910%	0.560%	0.710%	0.560%
	Next $5 billion	0.890%	0.690%	0.890%	0.890%	n/a	0.890%	0.540%	0.690%	0.540%
	Over $25 billion	0.800%	0.600%	0.800%	0.800%	n/a	0.800%	0.450%	0.600%	0.450%
Heritage Fund	All Assets	1.000%	0.800%	1.000%	1.000%	n/a	1.000%	0.650%	0.800%	0.650%
All Cap Growth Fund	All Assets	1.000%	0.800%	1.000%	1.000%	n/a	1.000%	n/a	n/a	n/a
Growth Fund	First $4 billion	0.990%	0.790%	0.990%	0.990%	n/a	0.990%	0.640%	0.790%	0.640%
	Next $4 billion	0.970%	0.770%	0.970%	0.970%	n/a	0.970%	0.620%	0.770%	0.620%
	Next $4 billion	0.950%	0.750%	0.950%	0.950%	n/a	0.950%	0.600%	0.750%	0.600%
	Next $4 billion	0.930%	0.730%	0.930%	0.930%	n/a	0.930%	0.580%	0.730%	0.580%
	Next $4 billion	0.910%	0.710%	0.910%	0.910%	n/a	0.910%	0.560%	0.710%	0.560%
	Next $5 billion	0.890%	0.690%	0.890%	0.890%	n/a	0.890%	0.540%	0.690%	0.540%
	Over $25 billion	0.800%	0.600%	0.800%	0.800%	n/a	0.800%	0.450%	0.600%	0.450%
Select Fund	First $4 billion	0.990%	0.790%	0.990%	0.990%	n/a	0.990%	0.640%	0.790%	0.640%
	Next $4 billion	0.970%	0.770%	0.970%	0.970%	n/a	0.970%	0.620%	0.770%	0.620%
	Next $4 billion	0.950%	0.750%	0.950%	0.950%	n/a	0.950%	0.600%	0.750%	0.600%
	Next $4 billion	0.930%	0.730%	0.930%	0.930%	n/a	0.930%	0.580%	0.730%	0.580%
	Next $4 billion	0.910%	0.710%	0.910%	0.910%	n/a	0.910%	0.560%	0.710%	0.560%
	Next $5 billion	0.890%	0.690%	0.890%	0.890%	n/a	0.890%	0.540%	0.690%	0.540%
	Over $25 billion	0.800%	0.600%	0.800%	0.800%	n/a	0.800%	0.450%	0.600%	0.450%
Small Cap Growth Fund	First $250 million	1.500%	1.300%	1.500%	1.500%	1.150%	1.500%	1.150%	1.300%	1.150%

A-1

American Century Mutual Funds, Inc.

Series	Investment Strategy Assets		Fee Schedule by Class
		Investor	I	A	C	G	R	R6	R5	Y
	Next $250 million	1.250%	1.050%	1.250%	1.250%	0.900%	1.250%	0.900%	1.050%	0.900%
	Next $250 million	1.150%	0.950%	1.150%	1.150%	0.800%	1.150%	0.800%	0.950%	0.800%
	Over $750 million	1.100%	0.900%	1.100%	1.100%	0.750%	1.100%	0.750%	0.900%	0.750%
Adaptive Equity Fund	First $500 million	1.150%	0.950%	1.150%	n/a	n/a	1.150%	0.800%	n/a	n/a
(f/k/a Veedot Fund)	Next $500 million	1.100%	0.900%	1.100%	n/a	n/a	1.100%	0.750%	n/a	n/a
	Over $1 billion	1.000%	0.800%	1.000%	n/a	n/a	1.000%	0.650%	n/a	n/a
Balanced Fund	First $1 billion	0.900%	0.700%	n/a	n/a	n/a	n/a	n/a	0.700%	n/a
	Over $1 billion	0.800%	0.600%	n/a	n/a	n/a	n/a	n/a	0.600%	n/a
Capital Value Fund	First $500 million	1.100%	0.900%	1.100%	n/a	n/a	n/a	n/a	n/a	n/a
	Next $500 million	1.000%	0.800%	1.000%	n/a	n/a	n/a	n/a	n/a	n/a
	Over $1 billion	0.900%	0.700%	0.900%	n/a	n/a	n/a	n/a	n/a	n/a
Sustainable Equity Fund	First $25 billion	0.840%	0.640%	0.840%	0.840%	0.490%	0.840%	0.490%	0.640%	0.490%
(f/k/a Fundamental Equity Fund)	Over $25 billion	0.800%	0.600%	0.800%	0.800%	0.450%	0.800%	0.450%	0.600%	0.450%

Series	Investment Strategy Assets	Fee Schedule by Class
		G
NT Growth Fund	First $4 billion	0.640%
	Next $4 billion	0.620%
	Next $4 billion	0.600%
	Next $4 billion	0.580%
	Next $4 billion	0.560%
	Next $5 billion	0.540%
	Over $25 billion	0.450%
NT Heritage Fund	All Assets	0.650%

A-2