Parallax Volatility Advisers’s Ribbon Communications RBBN Stock Holding History

Parallax Volatility Advisers’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
2017 Q2	–	Sell	-4,000	Closed	-$26K	–	3601
2017 Q1	$26K	Buy	+4,000	New	+$25.3K	﹤0.01%	2877
2015 Q4	–	Sell	-1,700	Closed	-$10K	–	3672
2015 Q3	$10K	Sell	1,700 -5,200	-75%	-$35K	﹤0.01%	2568
2015 Q2	$48K	Buy	6,900 +5,600	+431%	+$43.9K	﹤0.01%	2549
2015 Q1	$11K	Buy	1,300 +700	+117%	+$11.5K	﹤0.01%	3895
2014 Q4	$12K	Buy	+600	New	+$10.6K	﹤0.01%	4654

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

Parallax Volatility Advisers's RBBN Position: Q1 2018 in Review

Parallax Volatility Advisers sold out of Ribbon Communications (RBBN) in Q1 2018, closing a stake of 7,140 shares — an estimated $55K sold.

Parallax Volatility Advisers first reported a position in RBBN in Q4 2013 and held it in 6 quarters. The position peaked at $188K in Q2 2015. 121 funds tracked by Wall St. Rank hold RBBN as of Q1 2018.

Parallax Volatility Advisers reported no remaining Ribbon Communications position as of Q1 2018 after selling out during the quarter.
Parallax Volatility Advisers sold 7,140 Ribbon Communications shares in Q1 2018, an estimated $55K.
Parallax Volatility Advisers first reported a position in Ribbon Communications in Q4 2013 and held it in 6 quarters.
Parallax Volatility Advisers's Ribbon Communications position peaked at $188K in Q2 2015.
121 funds tracked by Wall St. Rank held Ribbon Communications as of Q1 2018.

Based on Parallax Volatility Advisers's 13F filing for Q1 2018, filed 15 May 2018.