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Ribbon Communications

Name Holding Trade Value Shares
Change
Change in
Stake
Susquehanna International Group
26
Susquehanna International Group
Pennsylvania
$2.84M +$2.52M +188,798 New
Renaissance Technologies
27
Renaissance Technologies
New York
$2.56M +$2.27M +170,409 New
BIM
28
BlackRock Investment Management
Delaware
$2.2M +$1.95M +146,436 New
RIM
29
RS Investment Management
California
$1.94M +$1.72M +129,120 New
TC
30
TFS Capital
Pennsylvania
$1.77M +$1.57M +117,688 New
RA
31
Royce & Associates
New York
$1.73M +$1.53M +114,800 New
Charles Schwab
32
Charles Schwab
California
$1.71M +$1.51M +113,455 New
Millennium Management
33
Millennium Management
New York
$1.69M +$1.5M +112,229 New
ROC
34
Robertson Opportunity Capital
Texas
$1.63M +$1.44M +108,240 New
GPGA
35
Grandeur Peak Global Advisors
Utah
$1.46M +$1.3M +97,180 New
PPA
36
Parametric Portfolio Associates
Washington
$1.46M +$1.3M +97,224 New
AllianceBernstein
37
AllianceBernstein
Tennessee
$1.33M +$1.18M +88,294 New
RFC
38
Russell Frank Company
Washington
$1.22M +$1.08M +80,979 New
Invesco
39
Invesco
Georgia
$1.14M +$1.01M +75,998 New
California State Teachers Retirement System (CalSTRS)
40
California State Teachers Retirement System (CalSTRS)
California
$1.13M +$1M +75,196 New
Goldman Sachs
41
Goldman Sachs
New York
$1.12M +$995K +74,534 New
EI
42
EAM Investors
California
$1.09M +$967K +72,439 New
California Public Employees Retirement System
43
California Public Employees Retirement System
California
$996K +$884K +66,208 New
RhumbLine Advisers
44
RhumbLine Advisers
Massachusetts
$980K +$869K +65,090 New
Ameriprise
45
Ameriprise
Minnesota
$928K +$823K +61,693 New
SONJCPFA
46
State of New Jersey Common Pension Fund A
New Jersey
$903K +$801K +60,000 New
TA
47
Teachers Advisors
New York
$888K +$787K +58,996 New
Wells Fargo
48
Wells Fargo
California
$836K +$742K +55,577 New
D.E. Shaw & Co
49
D.E. Shaw & Co
New York
$825K +$731K +54,805 New
Bank of America
50
Bank of America
North Carolina
$813K +$721K +54,045 New