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RBBN1 quarters
Position history for VPVANGUARD PORTFOLIO MANAGEMENT LLC's holdings in RIBBON COMMUNICATIONS INC
VANGUARD PORTFOLIO MANAGEMENT LLC holds 3.3M shares of RBBN (RIBBON COMMUNICATIONS INC), worth $7.1M as of 2026-Q1. This is a new position. RBBN represents 0.0% of VANGUARD PORTFOLIO MANAGEMENT LLC's portfolio.
Current Value
$7.1M
Current Shares
3.3M
Total Value Change
$0
Total Shares Change
0
Quarter-by-Quarter History
Other major holders of RBBN: JPMORGAN CHASE & CO