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RBBNRBBN
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Position history for MWMARSHALL WACE, LLP's holdings in RIBBON COMMUNICATIONS INC

MARSHALL WACE, LLP holds 814,132 shares of RBBN (RIBBON COMMUNICATIONS INC), worth $1.9M as of 2026-Q2. The position was increased (+5.8% shares). RBBN represents 0.0% of MARSHALL WACE, LLP's portfolio.

Current Value

$1.9M

Current Shares

814,132

Total Value Change

+$589,907

Total Shares Change

+468,037

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
814,132
+5.8%
$1.9M0.0%$2.34
27
2026-Q1
Increased
769,787
+343.2%
$1.6M0.0%$2.33
41
2025-Q4
Decreased
173,702
-49.8%
$500,2620.0%$2.95
0
2025-Q3
New
346,095
-
$1.3M0.0%$3.76
35

Other major holders of RBBN: JPMORGAN CHASE & CO

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