| o |
Rule 13d-1(b)
|
|
|
|
||
| x |
Rule 13d-1(c)
|
|
|
|
||
| o |
Rule 13d-1(d)
|
|
1
|
NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
|
|
|
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (see instructions)
|
|
|
3
|
SEC USE ONLY
|
|
|
4
|
CITIZENSHIP OR PLACE OF ORGANIZATION
|
|
|
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
13,861,069
|
|
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)
6.14%
|
|
12
|
TYPE OF REPORTING PERSON (see instructions)
PN
|
|
Item 1(a).
|
Name of Issuer:
|
|
|
|
|
|
|
|
|
|
|
Item 1(b).
|
Address of Issuer’s Principal Executive Offices:
|
|
|
|
|
|
South San Francisco, CA 94080
United States
|
|
|
|
|
Item 2(a).
|
Name of Person Filing:
|
|
|
|
|
|
|
|
|
|
|
Item 2(b).
|
Address of Principal Business Office or, if none, Residence:
|
|
|
|
|
|
|
|
|
|
|
Item 2(c).
|
Citizenship:
|
|
|
|
|
|
|
|
|
|
|
Item 2(d).
|
Title of Class of Securities:
|
|
|
|
|
|
|
|
|
|
|
Item 2(e).
|
|
Item 3.
|
If this Statement is filed pursuant to 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
|
||
|
(a)
|
o |
Broker or dealer registered under Section 15 of the Act;
|
|
|
(b)
|
o |
Bank as defined in Section 3(a)(6) of the Act;
|
|
|
(c)
|
o |
Insurance company as defined in Section 3(a)(19) of the Act;
|
|
|
(d)
|
o |
Investment company registered under Section 8 of the Investment Company Act of 1940;
|
|
|
(e)
|
o |
An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);
|
|
|
(f)
|
o |
An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);
|
|
|
(g)
|
o |
A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);
|
|
|
(h)
|
o |
A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
|
|
|
(i)
|
o |
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;
|
|
|
(j)
|
o |
A non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J);
|
|
|
(k)
|
o | ||
|
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:
|
||
|
|
(b)
|
Percent of Class:
|
||
|
|
(c)
|
Number of shares as to which such person has:
|
||
|
|
|
(i)
|
sole power to vote or to direct the vote:
|
|
|
|
|
(ii)
|
shared power to vote or to direct the vote:
|
|
|
|
|
(iii)
|
sole power to dispose or to direct the disposition of:
|
|
|
|
|
(iv)
|
shared power to dispose or to direct the disposition of:
|
|
|
Item 5.
|
Ownership of Five Percent or Less of a Class.
|
|
|
|
|
|
|
Item 6.
|
Ownership of More than Five Percent on Behalf of Another Person.
|
|
|
|
|
|
|
|
|
|
|
Item 7.
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.
|
|
|
|
|
|
|
|
|
|
|
Item 8.
|
Identification and Classification of Members of the Group.
|
|
|
|
|
|
|
|
|
|
|
Item 9.
|
Notice of Dissolution of Group.
|
|
|
|
|
|
|
|
|
|
|
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 are held in the ordinary course of business and were not acquired and are not held for the purpose of and do not have the effect of changing 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 such purpose or effect for the time being.
|