13G Filing: Capital World Investors and Ringcentral Inc (RNG)

SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549

Schedule 13G
Under the Securities Exchange Act of 1934

Amendment No. 1

Item 1(a) Name of Issuer:
RingCentral, Inc.

Item 1(b) Address of Issuer’s Principal Executive Offices:
20 Davis Drive
Belmont, California 94002

Item 2(a) Name of Person(s) Filing:
Capital World Investors

Item 2(b) Address of Principal Business Office or, if none,
Residence:
333 South Hope Street
Los Angeles, CA 90071

Item 2(c) Citizenship: N/A

Item 2(d) Title of Class of Securities:
Class A Common Stock

Item 2(e) CUSIP Number:
76680R206

Item 3 If this statement is filed pursuant to sections 240.13d-1(b)
or 240.13d-2(b) or (c), check whether the person filing is a:
(e) [X] An investment adviser in accordance with
section 240.13d-1(b)(1)(ii)(E).

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 the 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:

See page 2

Capital World Investors is deemed to be the beneficial owner of
6,599,000 shares or 10.5% of the 62,299,595 shares believed to
be outstanding as a result of CRMC acting as investment adviser
to various investment companies registered under Section 8 of
the Investment Company Act of 1940.

CUSIP: 76680R206 Page 3 of 5