Ardsley Advisory Partners’s Ribbon Communications RBBN Stock Holding History

Ardsley Advisory Partners’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 Q3	–	Sell	-42,800	Closed	-$768K	–	242
2014 Q2	$768K	Buy	42,800 +24,800	+138%	+$419K	0.1%	109
2014 Q1	$303K	Sell	18,000 -12,000	-40%	-$199K	0.05%	182
2013 Q4	$473K	Buy	30,000 +20,000	+200%	+$309K	0.06%	94
2013 Q3	$169K	Buy	10,000 +4,000	+67%	+$68K	0.03%	127
2013 Q2	$90K	Buy	+6,000	New	+$80.1K	0.02%	126

Other funds holding RBBN

ECM

Empire Capital Management Westport, Connecticut $29.8M AUM 2.42% 1-Year Est. Return

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

BIT

BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

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

Luther King Capital Management (LKCM) Fort Worth, Texas $23.1B AUM 21.31% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

CCI

Columbus Circle Investors $2.28B AUM 135.57% 1-Year Est. Return

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

BlackRock Advisors Wilmington, Delaware $98.8B AUM 15.8% 1-Year Est. Return

Ardsley Advisory Partners's RBBN Position: Q3 2014 in Review

Ardsley Advisory Partners sold out of Ribbon Communications (RBBN) in Q3 2014, closing a stake of 42,800 shares — an estimated $768K sold.

Ardsley Advisory Partners first reported a position in RBBN in Q2 2013 and held it in 5 quarters. The position peaked at $768K in Q2 2014. 151 funds tracked by Wall St. Rank hold RBBN as of Q3 2014.

Ardsley Advisory Partners reported no remaining Ribbon Communications position as of Q3 2014 after selling out during the quarter.
Ardsley Advisory Partners sold 42,800 Ribbon Communications shares in Q3 2014, an estimated $768K.
Ardsley Advisory Partners first reported a position in Ribbon Communications in Q2 2013 and held it in 5 quarters.
Ardsley Advisory Partners's Ribbon Communications position peaked at $768K in Q2 2014.
151 funds tracked by Wall St. Rank held Ribbon Communications as of Q3 2014.

Based on Ardsley Advisory Partners's 13F filing for Q3 2014, filed 13 Nov 2014.