SEC Form 4 · accession 0001209191-17-063149

CULLEN/FROST BANKERS, INC. · CFR

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — Chairman and CEO · Director

Period of report

Nov 29, 2017

Accepted (ET)

Dec 1, 2017 · 11:01 am EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000039263

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock, $0.01 par value	Nov 29, 2017	M	20,000	$52.44	A	45,820	D
Common Stock, $0.01 par value^F1	Nov 29, 2017	S	3,738	$99.69	D	42,082	D
Common Stock, $0.01 par value^F2	Nov 29, 2017	S	8,719	$100.68	D	33,363	D
Common Stock, $0.01 par value^F3	Nov 29, 2017	S	1,960	$101.35	D	31,403	D
Common Stock, $0.01 par value	holding	—	—		—	1,100	I	By Spouse
Common Stock, $0.01 par value^F4	holding	—	—		—	27,841	I	Trustee for Children
Common Stock, $0.01 par value	holding	—	—		—	41,236	I	Through 401(k) Plan

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Employee Stock Option (right to buy)	$52.44	Nov 29, 2017	M	20,000	D	Oct 21, 2012	Oct 21, 2018	Common Stock	20,000	0	D

F1The price in Column 4 is based on a weighted average price. The prices actually paid range from $99.14 to $100.12. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
F2The price in Column 4 is based on a weighted average price. The prices actually paid range from $100.21 to $101.18.
F3The price in Column 4 is based on a weighted average price. The prices actually paid range from $101.27 to $101.50.
F4Each of Mr. Green's children is the beneficiary of a trust of which Mr. Green is the trustee.