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Ribbon Communications
RBBN

Overview Fund Activity

145 hedge funds and large institutions have $422M invested in Ribbon Communications in 2023 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 53 increasing their positions, 36 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
145
Holders Change
+16
Holders Change %
+12.4%
% of All Funds
2.32%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
30
Increased
53
Reduced
36
Closed
12
Calls
$95K
Puts
$290K
Net Calls
-$195K
Net Calls Change
-$229K

Top Buyers

1
Neuberger Berman Group
1
Neuberger Berman Group
New York
$67.2M
2
Millennium Management
2
Millennium Management
New York
$5.35M
3
RA
3
Royce & Associates
New York
$1.97M
4
Citadel Advisors
4
Citadel Advisors
Florida
$1.84M
5
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$3.09M

Top Sellers

1
First Trust Advisors
1
First Trust Advisors
Illinois
$0
2
IECM
2
Intrinsic Edge Capital Management
Illinois
$4.48M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$1.45M
4
WCM
4
Westerly Capital Management
California
$1.03M
5
AE
5
AMH Equity
New York
$4.92M
Name Holding Trade Value Shares
Change 		Shares
Change %
Two Sigma Investments
26
Two Sigma Investments
New York
$1.39M +$207K +60,441 +17%
HF
27
HRT Financial
New York
$1.26M +$1.26M +367,742 New
BIP
28
Brandes Investment Partners
California
$1.19M +$1.01M +295,995 +578%
Jane Street
29
Jane Street
New York
$1.06M +$990K +289,502 +1,435%
KCM
30
Kennedy Capital Management
Missouri
$1.06M – – –
Connor, Clark & Lunn Investment Management (CC&L)
31
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.05M +$354K +103,511 +51%
WCM
32
Westerly Capital Management
California
$1.03M -$770K -225,000 -43%
Two Sigma Advisers
33
Two Sigma Advisers
New York
$1.02M +$285K +83,200 +39%
CPA
34
Cowen Prime Advisors
New York
$990K -$17.4K -6,800 -2%
Bank of New York Mellon
35
Bank of New York Mellon
New York
$945K -$15.8K -4,626 -2%
Acadian Asset Management
36
Acadian Asset Management
Massachusetts
$944K +$825K +241,900 +691%
Morgan Stanley
37
Morgan Stanley
New York
$931K +$133K +38,808 +17%
BFM
38
Boothbay Fund Management
New York
$771K -$602K -176,169 -44%
Squarepoint
39
Squarepoint
New York
$747K +$747K +218,285 New
SCM
40
SG Capital Management
Illinois
$678K +$678K +198,189 New
Susquehanna International Group
41
Susquehanna International Group
Pennsylvania
$658K +$562K +164,247 +582%
Assenagon Asset Management
42
Assenagon Asset Management
Luxembourg
$634K +$413K +120,874 +187%
Los Angeles Capital Management
43
Los Angeles Capital Management
California
$591K +$591K +172,775 New
PAM
44
Panagora Asset Management
Massachusetts
$587K +$5.6K +1,637 +1%
Swiss National Bank
45
Swiss National Bank
Switzerland
$558K -$64.3K -18,800 -10%
VCM
46
Voce Capital Management
California
$548K +$548K +160,119 New
WPC
47
White Pine Capital
Minnesota
$546K +$340K +99,419 +165%
EGM
48
Engineers Gate Manager
New York
$505K +$273K +79,692 +117%
PRCP
49
Pacific Ridge Capital Partners
Oregon
$476K -$2.74K -800 -0.6%
MFS
50
Mirabella Financial Services
United Kingdom
$473K +$473K +138,429 New
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