COMERICA INC — Director's Dealing 2017

Aug 25, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMERICA INC /NEW/ (CMA)
CIK: 0000028412
Period of Report: 2017-08-23

Reporting Person: OBERMEYER PAUL R (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-08-23	Common Stock	S	7471	$70.237	Disposed	12670	Direct
2017-08-23	Common Stock	M	3000	$39.10	Acquired	15670	Direct
2017-08-23	Common Stock	S	3000	$70.245	Disposed	12670	Direct
2017-08-23	Common Stock	M	6350	$29.60	Acquired	19020	Direct
2017-08-23	Common Stock	S	6350	$70.253	Disposed	12670	Direct
2017-08-23	Common Stock	M	3500	$33.79	Acquired	16170	Direct
2017-08-23	Common Stock	S	3500	$70.245	Disposed	12670	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-08-23	Employee Stock Option (right to buy)	$39.10	M	3000	Disposed	2021-01-25	Common Stock (3000)	Direct
2017-08-23	Employee Stock Option (right to buy)	$29.60	M	6350	Disposed	2022-01-24	Common Stock (6350)	Direct
2017-08-23	Employee Stock Option (right to buy)	$33.79	M	3500	Disposed	2023-01-22	Common Stock (3500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	119	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Employee Stock Option (right to buy)	$49.51	2024-01-21	Common Stock (2979)	2979	Direct
Employee Stock Option (right to buy)	$42.32	2025-01-27	Common Stock (3455)	3255	Direct
Employee Stock Option (right to buy)	$32.97	2026-01-26	Common Stock (4025)	4025	Direct
Employee Stock Option (right to buy)	$67.66	2027-01-24	Common Stock (2085)	2085	Direct

Footnotes

F1: Includes shares acquired through employee stock plans, shares purchased with reinvested dividends and stock held pursuant to a deferred compensation plan as of August 23, 2017.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.02 to $70.46, inclusive. The
reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request,
full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3), (4) and (5) to this Form 4.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.11 to $70.49, inclusive.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.09 to $70.60, inclusive.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.09 to $70.51, inclusive.

F6: The options vest in four equal annual installments (based on the original grant amount) beginning on the date indicated in this column.