CCI
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Columbus Circle Investors’s Ribbon Communications RBBN Stock Holding History

Columbus Circle Investors’s Portfolio RBBN Stock Details RBBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2014
Q4 		– Sell
-1,137,031
Closed -$19.4M – 314
2014
Q3 		$19.4M Sell
1,137,031
-112,454
-9% -$2.15M 0.14% 141
2014
Q2 		$22.4M Sell
1,249,485
-119,775
-9% -$2.03M 0.15% 138
2014
Q1 		$23.1M Sell
1,369,260
-283,167
-17% -$4.71M 0.15% 148
2013
Q4 		$26M Sell
1,652,427
-275,453
-14% -$4.25M 0.18% 138
2013
Q3 		$32.5M Buy
1,927,880
+996,694
+107% +$16.9M 0.23% 115
2013
Q2 		$14M Buy
+931,186
New +$12.4M 0.11% 191

Other funds holding RBBN

Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
ECM
Empire Capital Management Westport, Connecticut $29.8M AUM 2.42% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return
Luther King Capital Management (LKCM)
Luther King Capital Management (LKCM) Fort Worth, Texas $23.1B AUM 21.31% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return