Form 144: Proposed sale of 3,514 Common shares

Morgan Stanley Smith Barney LLC submitted a Form 144 notice relating to the proposed sale by Amy Shenkan of 3,514 shares of Common stock tied to Restricted Stock Units dated 02/28/2026, with the filing dated 03/02/2026.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC submitted a Form 144 notice relating to the proposed sale by Amy Shenkan of 3,514 shares of Common stock tied to Restricted Stock Units dated 02/28/2026, with the filing dated 03/02/2026. The record also shows a prior 10b5-1 sale by the same person of 1,402 shares on 01/02/2026 for $40,643.98.

Insights

Securities Counsel

Notice records proposed resale of 3,514 common shares and a prior 10b5-1 sale of 1,402 shares.

The filing entry lists 3,514 Common shares associated with Restricted Stock Units dated 02/28/2026, and the cover line shows the filing date 03/02/2026. These items are typical disclosure of an affiliate resale under applicable rules.

Separately, the excerpt documents a prior 10b5-1 sale of 1,402 shares on 01/02/2026 for $40,643.98. The excerpt does not state broker details beyond the listed firm or any cash‑flow recipients beyond the seller.

FAQ

What does the Form 144 for RNG show?

The Form 144 notice lists a proposed sale of 3,514 Common shares tied to Restricted Stock Units dated 02/28/2026, with the filing dated 03/02/2026.

Who is the reported seller in the RNG Form 144?

The seller is reported as Amy Shenkan with brokerage listed as Morgan Stanley Smith Barney LLC, 1 New York Plaza, New York, NY, per the provided excerpt.

Does the filing show prior transactions for the seller?

Yes; the excerpt records a prior 10b5-1 sale by Amy Shenkan of 1,402 shares on 01/02/2026 for $40,643.98.

Are the securities being sold registered with an exchange?

The excerpt shows the Common shares trading on NYSE and links the listed securities to Restricted Stock Units dated 02/28/2026, per the filing lines.

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Accepted by SEC EDGAR 03/02/2026 - 04:39 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001710815
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	RingCentral, Inc.
SEC File Number	001-36089
Address of Issuer	20 Davis Drive Belmont CALIFORNIA 94002
Phone	6504724100
Name of Person for Whose Account the Securities are To Be Sold	AMY GUGGENHEIM SHENKAN
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	3514	128085.30	74268033	03/02/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/28/2026	Restricted Stock Units	Issuer			3514	02/28/2026	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for AMY GUGGENHEIM SHENKAN 20 Davis Drive Belmont CA 94002	Common	01/02/2026	1402	40643.98

144: Remarks and Signature

Remarks
Date of Notice	03/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/21/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Amy Guggenheim Shenkan
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)