Ownership Submission
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 *
JAGGERS JOHN V
  2. Issuer Name and Ticker or Trading Symbol
ALDER BIOPHARMACEUTICALS INC [ALDR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O SEVIN ROSEN FUNDS, 13455 NOEL ROAD, SUITE 1670
3. Date of Earliest Transaction (Month/Day/Year)
05/13/2014
(Street)

DALLAS, TX 75240
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ 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 05/13/2014   C   5,193,436 A (1) 5,193,436 I See Footnote (2)

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
Series A Preferred Stock (1) 05/13/2014   C   2,226,172     (1)   (1) Common Stock 2,226,172 $ 0 (1) 0 I See Footnote (3) (7)
Series B Preferred Stock (1) 05/13/2014   C   1,776,222     (1)   (1) Common Stock 1,776,222 $ 0 (1) 0 I See Footnote (4) (7)
Series C Preferred Stock (1) 05/13/2014   C   925,925     (1)   (1) Common Stock 925,925 $ 0 (1) 0 I See Footnote (5) (8)
Series D Preferred Stock (1) 05/13/2014   C   265,117     (1)   (1) Common Stock 265,117 $ 0 (1) 0 I See Footnote (6) (8)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
JAGGERS JOHN V
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
BAYLESS JON W
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
DOMENIK STEPHEN L
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
KIMZEY JACKIE R
SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
McLean David J.
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
OXAAL JOHN T
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
SCHUELE ALAN R
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    
STURIALE NICHOLAS G
C/O SEVIN ROSEN FUNDS
13455 NOEL ROAD, SUITE 1670
DALLAS, TX 75240
    X    

Signatures

 John V. Jaggers   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For Jon W. Bayless   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For Stephen L. Domenik   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For Jackie R. Kimzey   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For David J. McLean   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For John T. Oxaal   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For Alan R. Schuele   05/15/2014
**Signature of Reporting Person Date

 John V. Jaggers, As Attorney-In-Fact For Nicholas G. Sturiale   05/15/2014
**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) Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock automatically converted into Common Stock on a 1-for-1 basis immediately prior to the closing of the Issuer's initial public offering of common stock and has no expiration date.
(2) Total Common Shares of 5,193,436 represents 5,083,870 shares owned directly by Sevin Rosen Fund IX L.P. ("SRFIX"), 101,104 shares owned directly by Sevin Rosen IX Affiliates Fund L.P. ("SRIX AFF") and 8,462 shares owned directly by Sevin Rosen Bayless Management Company ("SRBMC"). SRB Associates IX L.P. ("SRBAIX") is the general partner of SRFIX and SRIX AFF, and in that capacity has shared voting and dispositive power over such shares. SRBAIX disclaims beneficial ownership of such shares except to the extent of its pecuniary interest.
(3) Total Series A Preferred shares of 2,226,172 represents 2,176,903 shares held by SRFIX, 43,293 shares held by SRIX AFF and 5,976 shares held by SRBMC. SRBAIX is the general partner of SRFIX and SRIX AFF, and in that capacity has shared voting and dispositive power over such shares. SRBAIX disclaims beneficial ownership of such shares except to the extent of its pecuniary interest.
(4) Total Series B Preferred shares of 1,776,222 represents 1,739,149 shares held by SRFIX, 34,587 shares held by SRIX AFF and 2,486 shares held by SRBMC. SRBAIX is the general partner of SRFIX and SRIX AFF, and in that capacity has shared voting and dispositive power over such shares. SRBAIX disclaims beneficial ownership of such shares except to the extent of its pecuniary interest.
(5) Total Series C Preferred shares of 925,925 represents 907,870 shares held by SRFIX, and 18,055 shares held by SRIX AFF. SRBAIX is the general partner of SRFIX and SRIX AFF, and in that capacity has shared voting and dispositive power over such shares. SRBAIX disclaims beneficial ownership of such shares except to the extent of its pecuniary interest.
(6) Total Series D Preferred shares of 265,117 represents 259,948 shares held by SRFIX, and 5,169 shares held by SRIX AFF. SRBAIX is the general partner of SRFIX and SRIX AFF, and in that capacity has shared voting and dispositive power over such shares. SRBAIX disclaims beneficial ownership of such shares except to the extent of its pecuniary interest.
(7) John V. Jaggers ("Jaggers"), Jon W. Bayless ("Bayless"), Stephen L. Domenik ("Domenik"), Jackie R. Kimzey ("Kimzey"), David J. McLean ("McLean"), John T. Oxaal ("Oxaal") and Nicholas G. Sturiale ("Sturiale") are members of the general partner of SRBAIX, the general partner of SRFIX and SRIX AFF, and as members are deemed to have shared voting and dispositive power of the shares and disclaim beneficial ownership of these shares except to the extent of his proportionate interest in these shares. Jaggers, Bayless, Domenik, Kimzey, McLean, Oxaal, Schuele and Sturiale are directors of SRBMC and are deemed to have shared voting and dispositive power of these shares and disclaim beneficial ownership with no pecuniary interest in these shares.
(8) Jaggers, Bayless, Domenik, Kimzey, McLean, Oxaal, Schuele, and Sturiale are members of the general partner of SRBAIX, the general partner of SRFIX and SRIX AFF, and as members are deemed to have shared voting and dispositive power of these shares and disclaim beneficial ownership of these shares except to the extent of his proportionate interest in these shares.

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