FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * MACK CARY   2. Issuer Name and Ticker or Trading Symbol WESTERN ALLIANCE BANCORPORATION [WAL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O WESTERN ALLIANCE BANCORPORATION, ONE E. WASHINGTON STREET, STE 1400 3. Date of Earliest Transaction (Month/Day/Year) 01/26/2016 (Street) PHOENIX, AZ 85004 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 02/06/2012   G(1)   6,188 D $ 0 35,672 D   Common Stock 02/06/2012   G(1)   6,188 A $ 0 142,510 I The Mack Family Trust Common Stock 04/26/2013   G(1)   4,082 D $ 0 31,590 D   Common Stock 04/26/2013   G(1)   4,082 A $ 0 146,592 I The Mack Family Trust Common Stock 04/27/2015   G(2) V 10,500 D $ 0 0 I Result III, LLC Common Stock 04/27/2015   G(2) V 3,500 A $ 0 3,500 I As custodian for son Common Stock 04/27/2015   G(2) V 3,500 A $ 0 3,500 I As custodian for son Common Stock 04/27/2015   G(2) V 3,500 A $ 0 3,500 I As custodian for daughter Common Stock 01/26/2016   A   4,500 A $ 0 36,090 D   Common Stock 01/28/2016   M   5,000 A $ 7.61 41,090 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Options (right to buy)

$ 7.61

01/28/2016

M

5,000

01/30/2013

01/30/2016

Common Stock

5,000

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MACK CARY C/O WESTERN ALLIANCE BANCORPORATION ONE E. WASHINGTON STREET, STE 1400 PHOENIX, AZ 85004	X

Signatures

/s/ Dale Gibbons (Attorney-in-fact)		01/28/2016
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The Reporting Person transferred 6,188 shares to The Mack Family Trust on February 6, 2012 and 4,082 shares to The Mack Family Trust on April 26, 2013.
(2)	On April 27, 2015, Result III LLC transferred 3,500 shares to each child of the Reporting Person.

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