Sec Form 4/A Filing - Wood Donald F @ VOCERA COMMUNICATIONS, INC. - 2012-04-02

FORM 4/A 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 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 Wood Donald F 2. Issuer Name and Ticker or Trading Symbol VOCERA COMMUNICATIONS, INC. [ VCRA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O VANGUARD VENTURES, P.O. BOX 20068 3. Date of Earliest Transaction (MM/DD/YY) 04/02/2012 (Street) SAN JOSE, CA95160 4. If Amendment, Date Original Filed (MM/DD/YY) 04/04/2012 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 04/02/2012 X 103,115 A $ 17.81 2,370,621 I By Vanguard VII, L.P. ( 1 ) Common Stock 04/02/2012 X 9,795 A $ 17.81 225,153 I By Vanguard VII-A, L.P. ( 2 ) Common Stock 04/02/2012 X 3,359 A $ 17.81 77,226 I By Vanguard VII Accredited Affiliates Fund, L.P. ( 3 ) Common Stock 04/02/2012 X 1,531 A $ 17.81 35,204 I By Vanguard VII Qualified Affiliates Fund, L.P. ( 4 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Call Option (Right to Buy) $ 17.81 04/02/2012 P 1 04/02/2012 04/03/2012 Common Stock 138,605 ( 5 ) 1 I By Vanguard VII, L.P. ( 1 ) ( 5 ) Call Option (Right to Buy) $ 17.81 04/02/2012 P 1 04/02/2012 04/03/2012 Common Stock 13,163 ( 5 ) 1 I By Vanguard VII-A, L.P. ( 2 ) ( 5 ) Call Option (Right to Buy) $ 17.81 04/02/2012 P 1 04/02/2012 04/03/2012 Common Stock 4,515 ( 5 ) 1 I By Vanguard Accredited Affiliates Fund, L.P. ( 3 ) ( 5 ) Call Option (Right to Buy) $ 17.81 04/02/2012 P 1 04/02/2012 04/03/2012 Common Stock 2,058 ( 5 ) 1 I By Vanguard Qualified Affiliates Fund, L.P. ( 4 ) ( 5 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 S 138,605 04/02/2012 04/03/2012 Common Stock 138,605 ( 6 ) 138,605 I By Vanguard VII, L.P. ( 1 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 S 13,163 04/02/2012 04/03/2012 Common Stock 13,163 ( 6 ) 13,163 I By Vanguard VII-A, L.P. ( 2 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 S 4,515 04/02/2012 04/03/2012 Common Stock 4,515 ( 6 ) 4,515 I By Vanguard Accredited Affiliates Fund, L.P. ( 3 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 S 2,058 04/02/2012 04/03/2012 Common Stock 2,058 ( 6 ) 2,058 I By Vanguard Qualified Affiliates Fund, L.P. ( 4 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 X 138,605 04/02/2012 04/03/2012 Common Stock 138,605 ( 6 ) 0 I By Vanguard VII, L.P. ( 1 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 X 13,163 04/02/2012 04/03/2012 Common Stock 13,163 ( 6 ) 0 I By Vanguard VII-A, L.P. ( 2 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 X 4,515 04/02/2012 04/03/2012 Common Stock 4,515 ( 6 ) 0 I By Vanguard Accredited Affiliates Fund, L.P. ( 3 ) ( 6 ) Put Option (Obligation to Buy) $ 17.81 04/02/2012 X 2,058 04/02/2012 04/03/2012 Common Stock 2,058 ( 6 ) 0 I By Vanguard Qualified Affiliates Fund, L.P. ( 4 ) ( 6 ) Stock Option (Right to Buy) $ 0.3 04/02/2012 X 15,240 ( 7 )( 8 ) 05/15/2012 Common Stock 15,240 $ 0 15,240 I By Vanguard VII, L.P. ( 1 ) Stock Option (Right to Buy) $ 0.3 04/02/2012 X 1,447 ( 7 )( 8 ) 05/15/2012 Common Stock 1,447 $ 0 1,447 I By Vanguard VII-A, L.P. ( 2 ) Stock Option (Right to Buy) $ 0.3 04/02/2012 X 497 ( 7 )( 8 ) 05/15/2012 Common Stock 497 $ 0 497 I By Vanguard VII Accredited Affiliates Fund, L.P. ( 3 ) Stock Option (Right to Buy) $ 0.3 04/02/2012 X 226 ( 7 )( 8 ) 05/15/2012 Common Stock 226 $ 0 226 I By Vanguard VII Qualified Affiliates Fund, L.P. ( 4 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 5,035 ( 7 )( 8 ) 01/26/2015 Common Stock 5,035 $ 0 5,035 I By Vanguard VII, L.P. ( 1 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 478 ( 7 )( 8 ) 01/26/2015 Common Stock 478 $ 0 478 I By Vanguard VII-A, L.P. ( 2 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 164 ( 7 )( 8 ) 01/26/2015 Common Stock 164 $ 0 164 I By Vanguard VII Accredited Affiliates Fund, L.P. ( 3 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 75 ( 7 )( 8 ) 01/26/2015 Common Stock 75 $ 0 75 I By Vanguard VII Qualified Affiliates Fund, L.P. ( 4 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 4,564 ( 7 )( 8 ) 01/26/2016 Common Stock 4,564 $ 0 4,564 I By Vanguard VII, L.P. ( 1 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 433 < /td> ( 7 )( 8 ) 01/26/2016 Common Stock 433 $ 0 433 I By Vanguard VII-A, L.P. ( 2 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 149 ( 7 )( 8 ) 01/26/2016 Common Stock 149 $ 0 149 I By Vanguard VII Accredited Affiliates Fund, L.P. ( 3 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 68 ( 7 )( 8 ) 01/26/2016 Common Stock 68 $ 0 68 I By Vanguard VII Qualified Affiliates Fund, L.P. ( 4 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 10,649 ( 7 )( 8 ) 07/27/2016 Common Stock 10,649 $ 0 10,649 I By Vanguard VII, L.P. ( 1 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 1,011 ( 7 )( 8 ) 07/27/2016 Common Stock 1,011 $ 0 1,011 I By Vanguard VII-A, L.P. ( 2 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 347 ( 7 )( 8 ) 07/27/2016 Common Stock 347 $ 0 347 I By Vanguard VII Accredited Affiliates Fund, L.P. ( 3 ) Stock Option (Right to Buy) $ 1.08 04/02/2012 X 158 ( 7 )( 8 ) 07/27/2016 Common Stock 158 $ 0 158 I By Vanguard VII Qualified Affiliates Fund, L.P. ( 4 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wood Donald F C/O VANGUARD VENTURES P.O. BOX 20068 SAN JOSE, CA95160 X X Signatures /s/ Donald F. Wood by Jay Spitzen, Attorney-in-Fact 05/14/2012 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Shares are held directly by Vanguard VII, L.P. ("V7 LP"). ( 2 )Shares are held directly by Vanguard VII-A, L.P. ("V7A LP"). ( 3 )Shares are held directly by Vanguard VII Accredited Affiliates Fund, L.P. ("Accredited"). ( 4 )Shares are held directly by Vanguard VII Qualified Affiliates Fund, L.P. ("Qualified"). ( 5 )Consists of the option to purchase from Robert Shostak of an aggregate of (i) 103,115 shares of Common Stock and options to purchase 35,488 shares of Common Stock, (ii) 9,795 shares of Common Stock and options to purchase 3,369 shares of Common Stock, (iii) 3,359 shares of Common Stock and options to purchase 1,158 shares of Common Stock, and (iv) 1,531 shares of Common Stock and options to purchase 527 shares of Common Stock by V7 LP, V7A LP, Accredited, and Qualified, respectively, at aper share price of $17.81 subject to that certain Put and Call Agreement with Dr. Shostak, as amended, as disclosed in the issuer's Form S-1, incorporated herein by reference(the "Put/Call Agreement"). ( 6 )Consists of the obligation to purchase from Robert Shostak of an aggregate of (i) 103,115 shares of Common Stock and options to purchase 35,488 shares of Common Stock, (ii) 9,795 shares of Common Stock and options to purchase 3,369 shares of Common Stock, (iii) 3,359 shares of Common Stock and options to purchase 1,158 shares of Common Stock, and (iv) 1,531 shares of Common Stock and options to purchase 527 shares of Common Stock by V7 LP, V7A LP, Accredited, and Qualified, respectively, at aper share price of $17.81 subject to the Put/Call Agreement. ( 7 )Immediately exercisable. ( 8 )The stock option grant is fully vested.

Remarks: This Form 4/A amends the Form 4 filed by the reporting person on April 4, 2012. Such Form 4 omitted transactions pertaining to the Put/Call Agreement.Donald F. Wood, Dan Eilers, Jack Gill, Tom McConnell, and Bob Ulrich are the managing members of Vanguard VII Venture Partners, LLC ("VVP"), which serves as the general partner to each of V7 LP, V7A LP, Accredited and Qualified (the "Vanguard V Funds"), and may be deemed to share voting and dispositive power over the shares held by the Vanguard Funds. The reporting person disclaims the existence of a "group" and disclaims beneficial ownership of any securities except to the extent of his pecuniary interest in such securities. The filing of this report is not an admission that the Vanguard Funds, VVP or each of its managing members is the beneficial owner of these shares for purposes of Section 16 or for any other purpose. *This report is one of two reports, each on a separate Form 4, but relating to the same transaction being filed by the Vanguard Funds and the managing members of VVP.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* 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).

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