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Ownership — RBBN
Institutional Holdings
Insider Transactions
US Institutional Ownership
71.2%
Institution
Shares
Value
Ownership %
Change
Filing Date
JPMorgan Chase & Co
52.04M
$115.0M
29.11%
+5.4K
2026-06-30
Neuberger Berman Group LLC
18.31M
$38.0M
10.24%
+949.1K
2026-06-30
BlackRock, Inc.
7.15M
$16.0M
4.00%
+422.6K
2026-06-30
Dimensional Fund Advisors LP
6.29M
$14.0M
3.52%
-64.8K
2026-06-30
Royce & Associates LP
5.09M
$11.0M
2.85%
+211.2K
2026-06-30
Vanguard Capital Management LLC
3.93M
$9.0M
2.20%
-290.8K
2026-06-30
Vanguard Portfolio Management LLC
3.51M
$8.0M
1.97%
+177.4K
2026-06-30
Paradigm Capital Management Inc
3.04M
$7.0M
1.70%
-5.00M
2026-06-30
Geode Capital Management, LLC
2.49M
$5.0M
1.39%
+70.5K
2026-06-30
Connor, Clark & Lunn Investment Management Ltd.
2.21M
$5.0M
1.24%
+123.4K
2026-06-30
State Street Corp
1.93M
$4.0M
1.08%
+20.1K
2026-06-30
D. E. Shaw & Co., Inc.
1.79M
$4.0M
1.00%
+251.9K
2026-06-30
AQR Capital Management LLC
1.41M
$3.0M
0.79%
+152.4K
2026-06-30
First Wilshire Securities Management Inc
1.40M
$3.0M
0.79%
-2.7K
2026-06-30
Citadel Advisors LLC
1.27M
$2.0M
0.71%
+676.1K
2026-06-30
Arrowstreet Capital, Limited Partnership
1.22M
$2.0M
0.68%
-1.6K
2026-06-30
Marshall Wace, LLP
814.1K
$1.0M
0.46%
+44.3K
2026-06-30
Charles Schwab Investment Management Inc
800.2K
$1.0M
0.45%
+92.0K
2026-06-30
Sixth Street Partners Management Company, L.P.
800.2K
$1.0M
0.45%
--
2026-06-30
Northern Trust Corp
749.8K
$1.0M
0.42%
+44.0K
2026-06-30
Millennium Management LLC
698.5K
$1.0M
0.39%
+207.1K
2026-06-30
Vanguard Fiduciary Trust Co
612.8K
$1.0M
0.34%
+25.3K
2026-06-30
Jacobs Levy Equity Management, Inc
582.1K
$1.0M
0.33%
-103.2K
2026-06-30
Victory Capital Management Inc
456.4K
$1.0M
0.26%
+34.1K
2026-06-30
Silverberg Bernstein Capital Management LLC
418.8K
--
0.23%
-19.3K
2026-06-30
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