POWER OF ATTORNEY
For Obtaining Edgar Filing Codes,
Executing Forms 3, 4 and 5 and
Schedules 13G and 13D
KNOW ALL MEN BY THESE PRESENTS, that the undersigned
hereby constitutes and appoints David A. Knight,
William B. Keisler and Todd C. Ferguson the undersigned's
true and lawful attorneys-in-fact to:
(1) execute, for and on behalf of the undersigned, any
one or more Forms 3, 4, and 5 in accordance with
Section 16(a) of the Securities and Exchange Act of 1934,
as amended (the "34 Act"), and the rules thereunder; and
Schedules 13G and 13D, and amendments thereto, in accordance
with Section 13 of The 34 Act and the rules thereunder;
(2) do and perform any and all acts, for and on behalf
of the undersigned, that may be necessary or desirable
to complete the execution of any such Form 3, 4 or 5 or
Schedules 13G and 13D, and the timely filing of such
forms and schedules with the United States Securities
and Exchange Commission and any other authority,
including without limitation, submitting all documents
and applications necessary to obtain Edgar filing codes
or any other access codes or permissions; and
(3) take any other action of any type whatsoever in
connection with the foregoing that, in the opinion of
any such attorney-in-fact, may be of benefit to, in the
best interest of, or legally required by, the undersigned,
it being understood that the documents executed by such
attorney-in-fact on behalf of the undersigned, pursuant to
this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in-fact
may approve in his discretion.
The undersigned hereby grants to the foregoing attorneys-
in-fact full power and authority to do and perform all and
every act and thing whatsoever requisite, necessary, and
proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and
purposes as such attorneys-in-fact might or could do if
personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such
attorneys-in-fact, or their substitutes, shall lawfully do
or cause to be done by virtue of this Power of Attorney
and the rights and powers herein granted. The undersigned
acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned,
are not assuming any of the undersigned's responsibilities
to comply with Sections 13 and 16 of the Securities and
Exchange Act of 1934, as amended, or other applicable
Securities laws or rules.
IN WITNESS WHEREOF, the undersigned has caused this Power
of Attorney to be executed as of this 26th day of
September, 2016.
/s/ Warren A. Stephens
Warren A. Stephens, as Trustee of the
Harriet & Warren Stephens Family Foundation