Vanguard Portfolio Management LLC Increases Stake in RingCentral Inc.

Vanguard Portfolio Management LLC has reported a significant increase in its beneficial ownership of RingCentral Inc. common stock, now holding 8,019,586 shares, representing 10.57% of the class. This change, effective February 27, 2026, marks a new position as the previous ownership was 0%. The filing indicates that Vanguard Portfolio Management exercises shared power or direct to vote for 99,477 shares and shared power or direct to dispose for all 8,019,586 shares. The company stated that these securities were acquired and are held in the ordinary course of business and not with the purpose or effect of changing the control of the issuer. This filing is made in accordance with Rule 13d-1(b).