AAP
RBCN

Ardsley Advisory Partners’s Rubicon Technology, Inc. RBCN Stock Holding History

Ardsley Advisory Partners’s Portfolio RBCN Stock Details RBCN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2014
Q2 		– Sell
-6,740
Closed -$761K – 303
2014
Q1 		$761K Buy
+6,740
New +$800K 0.11% 97
2013
Q4 		– Sell
-1,000
Closed -$121K – 210
2013
Q3 		$121K Buy
+1,000
New +$101K 0.02% 134

Other funds holding RBCN

Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
ICM
Invicta Capital Management New York $125M AUM 14.3% 1-Year Est. Return
EA
Ecofin Advisors London, United Kingdom $239M AUM 45.14% 1-Year Est. Return
QAM
Quentec Asset Management New York $634M AUM 22.87% 1-Year Est. Return
CAM
Cortina Asset Management Milwaukee, Wisconsin $1.62B AUM 15.44% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Ardsley Advisory Partners's RBCN Position: Q2 2014 in Review

Ardsley Advisory Partners sold out of Rubicon Technology, Inc. (RBCN) in Q2 2014, closing a stake of 6,740 shares — an estimated $761K sold.

Ardsley Advisory Partners first reported a position in RBCN in Q3 2013 and held it in 2 quarters. The position peaked at $761K in Q1 2014. 113 funds tracked by Wall St. Rank hold RBCN as of Q2 2014.

  • Ardsley Advisory Partners reported no remaining Rubicon Technology, Inc. position as of Q2 2014 after selling out during the quarter.
  • Ardsley Advisory Partners sold 6,740 Rubicon Technology, Inc. shares in Q2 2014, an estimated $761K.
  • Ardsley Advisory Partners first reported a position in Rubicon Technology, Inc. in Q3 2013 and held it in 2 quarters.
  • Ardsley Advisory Partners's Rubicon Technology, Inc. position peaked at $761K in Q1 2014.
  • 113 funds tracked by Wall St. Rank held Rubicon Technology, Inc. as of Q2 2014.

Based on Ardsley Advisory Partners's 13F filing for Q2 2014, filed 14 Aug 2014.