Ellington Management Group’s Ribbon Communications RBBN Stock Holding History

Ellington Management Group’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
2018 Q1	–	Sell	-14,100	Closed	-$109K	–	989
2017 Q4	$109K	Buy	+14,100	New	+$108K	0.02%	548
2016 Q1	–	Sell	-18,400	Closed	-$131K	–	661
2015 Q4	$131K	Sell	18,400 -50,702	-73%	-$340K	0.05%	520
2015 Q3	$395K	Buy	+69,102	New	+$466K	0.11%	309

Other funds holding RBBN

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Central Securities New York $1.21B AUM 19.91% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

Russell Investments Group London, United Kingdom $93.1B AUM 28.26% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Ellington Management Group's RBBN Position: Q1 2018 in Review

Ellington Management Group sold out of Ribbon Communications (RBBN) in Q1 2018, closing a stake of 14,100 shares — an estimated $109K sold.

Ellington Management Group first reported a position in RBBN in Q3 2015 and held it in 3 quarters. The position peaked at $395K in Q3 2015. 121 funds tracked by Wall St. Rank hold RBBN as of Q1 2018.

Ellington Management Group reported no remaining Ribbon Communications position as of Q1 2018 after selling out during the quarter.
Ellington Management Group sold 14,100 Ribbon Communications shares in Q1 2018, an estimated $109K.
Ellington Management Group first reported a position in Ribbon Communications in Q3 2015 and held it in 3 quarters.
Ellington Management Group's Ribbon Communications position peaked at $395K in Q3 2015.
121 funds tracked by Wall St. Rank held Ribbon Communications as of Q1 2018.

Based on Ellington Management Group's 13F filing for Q1 2018, filed 15 May 2018.