RIBBON COMMUNICATIONS INC

Ticker: RBBN CUSIP: 762544104 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

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

Q4 2025
Shares 9 Value ($000) $0 Avg Close $3.23 Range $2.72 - $4.09
Q3 2025
Shares 3 Value ($000) $0 Avg Close $3.93 Range $3.57 - $4.29
Q2 2025
Shares 500 Value ($000) $2 Avg Close $3.60 Range $3.01 - $4.29