Back to DIMENSIONAL FUND ADVISORS LP DIMENSIONAL FUND ADVISORS LP

RBBNRBBN
13 quarters

Position history for DIMENSIONAL FUND ADVISORS LPDIMENSIONAL FUND ADVISORS LP's holdings in RIBBON COMMUNICATIONS INC

DIMENSIONAL FUND ADVISORS LP holds 6.4M shares of RBBN (RIBBON COMMUNICATIONS INC), worth $13.5M as of 2026-Q1. The position was decreased (-1.9% shares). RBBN represents 0.0% of DIMENSIONAL FUND ADVISORS LP's portfolio.

Current Value

$13.5M

Current Shares

6.4M

Total Value Change

-$103,350

Total Shares Change

+2.4M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Decreased
6.4M
-1.9%
$13.5M0.0%$2.33
0
2025-Q4
Decreased
6.5M
-1.1%
$18.6M0.0%$2.95
0
2025-Q3
Decreased
6.5M
-0.3%
$24.9M0.0%$3.76
0
2025-Q2
Increased
6.6M
+3.0%
$26.3M0.0%$3.95
30
2025-Q1
Increased
6.4M
+0.9%
$25M0.0%$4.06
29
2024-Q4
Increased
6.3M
+5.0%
$26.3M0.0%$4.15
30
2024-Q3
Increased
6M
+4.0%
$19.5M0.0%$3.26
30
2024-Q2
Increased
5.8M
+4.9%
$19M0.0%$3.29
30
2024-Q1
Increased
5.5M
+6.8%
$17.6M0.0%$3.20
30
2023-Q4
Increased
5.2M
+4.7%
$15M0.0%$2.90
29
2023-Q3
Increased
4.9M
+8.1%
$13.2M0.0%$2.68
30
2023-Q2
Increased
4.6M
+14.8%
$12.7M0.0%$2.64
32
2023-Q1
New
4M
-
$13.6M0.0%$3.44
39

Other major holders of RBBN: JPMORGAN CHASE & CO

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