d1356704_13g-a.htm
 
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
Amendment No. 3


CYTOKINETICS, INC.
(Name of Issuer)


COMMON STOCK, PAR VALUE $0.001 PER SHARE
(Title of Class of Securities)


23282W100
(CUSIP Number)


December 31, 2012
(Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
 
[X]  Rule 13d-1(b)

[X]  Rule 13d-1(c)

[_]  Rule 13d-1(d)


*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
 
The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
 
**This filing is being made pursuant to Rule 13d-1(b) with respect to Lansdowne Partners Limited Partnership and is being made pursuant to Rule 13d-1(c) with respect to Lansdowne Developed Markets Master Fund Limited.

 
 

 


CUSIP No
23282W100
   
     
1.
NAME OF REPORTING PERSONS
 
 
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
 
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
 
     
     
2.
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
   
(a)  [_]
   
(b) [X]
     
3.
SEC USE ONLY
 
     
     
     
4.
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
ENGLAND
 
     
     
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
     
5.
SOLE VOTING POWER
 
 
0
 
     
     
6.
SHARED VOTING POWER
 
 
13,567,083
 
     
     
7.
SOLE DISPOSITIVE POWER
 
 
0
 
     
     
8.
SHARED DISPOSITIVE POWER
 
 
13,567,083
 
     
     
9.
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
13,567,083
 
     
     
10.
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
   
[_]
     
     
11.
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
 
9.32%
 
     
     
12.
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IA
 

 
 

 


CUSIP No
23282W100
   
     
1.
NAME OF REPORTING PERSONS
 
 
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
 
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
 
     
     
2.
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
   
(a)  [_]
   
(b) [X]
     
3.
SEC USE ONLY
 
     
     
     
4.
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
CAYMAN ISLANDS
 
     
     
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
     
5.
SOLE VOTING POWER
 
 
0
 
     
     
6.
SHARED VOTING POWER
 
     
 
13,567,083
 
     
7.
SOLE DISPOSITIVE POWER
 
 
0
 
     
     
8.
SHARED DISPOSITIVE POWER
 
 
13,567,083
 
     
     
9.
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
13,567,083
 
     
     
10.
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
   
[_]
     
     
11.
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
 
9.32%
 
     
     
12.
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 


 
 

 


CUSIP No
23282W100
   

Item 1.
(a).
Name of Issuer:
 
   
CYTOKINETICS, INC.
 
       

 
(b).
Address of Issuer's Principal Executive Offices:
 
   
280 EAST GRAND AVENUE
 
   
SOUTH SAN FRANCISCO, CA 94080
 

Item 2.
(a).
Name of Person Filing:
     
   
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
 
   
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
 
       

 
(b).
Address of Principal Business Office, or if None, Residence:
 
   
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
15 DAVIES STREET
LONDON W1K 3AG
ENGLAND
 
       
   
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
C/O CREDIT SUISSE ADMINISTRATION SERVICES (IRELAND) LIMITED, KILMORE HOUSE, PARK LANE, SPENCER DOCK
DUBLIN 1, IRELAND
 
       

 
(c).
Citizenship:
 
   
LANSDOWNE PARTNERS LIMITED PARTNERSHIP: ENGLAND
 
   
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED: CAYMAN ISLANDS
 
       

 
(d).
Title of Class of Securities:
 
   
COMMON STOCK, PAR VALUE $0.001 PER SHARE
 
       

 
(e).
CUSIP Number:
 
   
23282W100
 
       

Item 3.
 
If This Statement is filed pursuant to ss.240.13d-1(b) or 240.13d-2(b), or (c), check whether the person filing is a

 
(a)
[_]
Broker or dealer registered under Section 15 of the Exchange Act (15 U.S.C. 78c).

 
(b)
[_]
Bank as defined in Section 3(a)(6) of the Exchange Act (15 U.S.C. 78c).

 
(c)
[_]
Insurance company as defined in Section 3(a)(19) of the Exchange Act (15 U.S.C. 78c).

 
(d)
[_]
Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

 
(e)
[X]
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

 
(f)
[_]
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

 
(g)
[_]
A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);


 
 

 



 
(h)
[_]
A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C.1813);

 
(i)
[_]
A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

 
(j)
[_]
Group, in accordance with s.240.13d-1(b)(1)(ii)(J).

 
Item 4.
Ownership.

 
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

 
(a)
Amount beneficially owned:
   
LANSDOWNE PARTNERS LIMITED PARTNERSHIP – 13,567,083
   
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED – 13,567,083
 
   
The Common Stock held by Lansdowne Developed Markets Master Fund Limited may be deemed to be beneficially owned by Lansdowne Partners Limited Partnership.
     

 
(b)
Percent of class:
   
LANSDOWNE PARTNERS LIMITED PARTNERSHIP – 9.32%
   
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED – 9.32%
     

 
(c)
Number of shares as to which the person has:
 
       
   
(i)
Sole power to vote or to direct the vote
   
     
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
0
 
     
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
0
 
           
   
(ii)
Shared power to vote or to direct the vote
   
     
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
13,567,083
 
     
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
13,567,083
 
           
   
(iii)
Sole power to dispose or to direct the disposition of
   
     
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
0
 
     
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
0
 
           
   
(iv)
Shared power to dispose or to direct the disposition of
   
     
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
13,567,083
 
     
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
13,567,083
 

Item 5.
Ownership of Five Percent or Less of a Class.

 
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ].

Item 6.
Ownership of More Than Five Percent on Behalf of Another Person.

 
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than five percent of the class, such person should be identified.  A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
 
 
N/A
   


 
 

 


Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.

 
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(1)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary.  If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
 
 
N/A
   

Item 8.
Identification and Classification of Members of the Group.

 
If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group.  If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.
 
 
N/A
   

Item 9.
Notice of Dissolution of Group.

 
Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity.  See Item 5.
 
 
N/A

 
Item 10.
Certification.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.


 
 

 


SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, each of the undersigned certify that the information set forth in this statement is true, complete and correct.
 

 
February 14, 2013
 
       (Date)
   
 
LANSDOWNE PARTNERS LIMITED PARTNERSHIP*
 
   By: Lansdowne Partners Limited
 
          as general partner
   
 
By: /s/ Yok Wah Tai
 
Name: Yok Wah Tai
 
Title: Chief Compliance Officer
   


* The Reporting Person disclaims beneficial ownership over the securities reported herein except to the extent of the reporting person's pecuniary interest therein.

The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative.  If the statement is signed on behalf of a person by his authorized representative other than an executive officer or general partner of the filing person, evidence of the representative's authority to sign on behalf of such person shall be filed with the statement, provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference.  The name and any title of each person who signs the statement shall be typed or printed beneath his signature.
 
Note.  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See s.240.13d-7 for other parties for whom copies are to be sent.
 
Attention.  Intentional misstatements or omissions of fact constitute Federal criminal violations (see 18 U.S.C. 1001).
 

 
 

 


Item 10.
Certification.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, each of the undersigned certify that the information set forth in this statement is true, complete and correct.
 

 
February 14, 2013
 
       (Date)
   
 
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED*
 
 
   By: Lansdowne Partners Limited Partnership
 
          as investment adviser
 
         By: Lansdowne Partners Limited
 
                as general partner
   
 
By: /s/ Yok Wah Tai
 
Name: Yok Wah Tai
 
Title: Chief Compliance Officer


* The Reporting Person disclaims beneficial ownership over the securities reported herein except to the extent of the reporting person's pecuniary interest therein.

The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative.  If the statement is signed on behalf of a person by his authorized representative other than an executive officer or general partner of the filing person, evidence of the representative's authority to sign on behalf of such person shall be filed with the statement, provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference.  The name and any title of each person who signs the statement shall be typed or printed beneath his signature.
 
Note.  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See s.240.13d-7 for other parties for whom copies are to be sent.
 
Attention.  Intentional misstatements or omissions of fact constitute Federal criminal violations (see 18 U.S.C. 1001).
 

 

 
 

 


 
Exhibit A
 
AGREEMENT
 
The undersigned agree that this Amendment No. 3 to Schedule 13G dated February 14, 2013 relating to the Common Stock, par value $0.001 per share, of Cytokinetics, Incorporated shall be filed on behalf of the undersigned.
 
 
LANSDOWNE PARTNERS LIMITED PARTNERSHIP
 
   By: Lansdowne Partners Limited
 
          as general partner
   
 
By:
 
Name: Yok Wah Tai
 
Title: Chief Compliance Officer
   
   
 
LANSDOWNE DEVELOPED MARKETS MASTER FUND LIMITED
 
   By: Lansdowne Partners Limited Partnership
 
          as investment adviser
 
         By: Lansdowne Partners Limited
 
                as general partner
   
 
By:
 
Name: Yok Wah Tai
 
Title: Chief Compliance Officer

SK 02575 0005 1356704