RINGCENTRAL INC

CUSIP: 76680RAF4 Class: NOTE 3/0

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

Note: Option positions (PUT/CALL) are excluded.

Q2 2021
Shares 300,000 Value ($000) $334 Avg Close — Range —
Q1 2021
Shares 300,000 Value ($000) $328 Avg Close — Range —