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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(Print or Type Responses)

1. Name and Address of Reporting Person * JOHNSON MARIANNE BOYD   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, 2700 WEST SAHARA AVENUE 3. Date of Earliest Transaction (Month/Day/Year) 04/25/2006 (Street) LAS VEGAS, NV 89102 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 04/25/2006   J(1)   207,107 D (1) 989,547 (3) I By Boyd -05 Grantor Retained Annuity Trust #1 Common Stock 04/25/2006   J(1)   197,331 D (1) 1,398,208 I By Boyd -05 Grantor Retained Annuity Trust #2 Common Stock 04/25/2006   J(1)   112,883 D (1) 1,083,771 I By Boyd -05 Grantor Retained Annuity Trust #3 Common Stock 04/25/2006   J(2)   634 D (2) 240,718 (3) I By BG-05 Limited Partnership Common Stock               71,910 (3) D   Common Stock               291,784 (3) I By the Marianne E. Boyd Trust Dated March 7, 1989 Common Stock               9,638 I By William & Myong Boyd Children's Trust

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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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
JOHNSON MARIANNE BOYD C/O WESTERN ALLIANCE BANCORPORATION 2700 WEST SAHARA AVENUE LAS VEGAS, NV 89102	X

Signatures

/s/ Dale Gibbons, Attorney-in-Fact		04/27/2006
**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)	On April 25, 2006, each of Boyd -05 Grantor Retained Annuity Trust #1, Boyd -05 Grantor Retained Annuity Trust #2 and Boyd -05 Grantor Retained Annuity Trust #3 distributed the reported number of shares to its beneficiary.
(2)	On April 25, 2006, BG-05 Limited Partnership distributed an aggregate of 1,706 shares to its limited partners (the "BG-05 Distribution"). The reporting person no longer has investment control over 634 of the shares distributed.
(3)	In connection with the BG-05 Distribution, the reporting person distributed 1,054 shares to the Marianne Boyd Johnson-05 Western Grantor Retained Annuity Trust #1 and 18 shares to The Marianne E. Boyd Trust. At the same time, the Marianne Boyd Johnson-05 Western Grantor Retained Annuity Trust #1 transfered 1,054 shares to the reporting person, who in turn transferred 1,054 shares to The Marianne E. Boyd Trust. Total holdings reflect these distributions.

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