Wellington Management Group
RBCN

Wellington Management Group’s Rubicon Technology, Inc. RBCN Stock Holding History

Wellington Management Group’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
Q4 		– Sell
-6,271
Closed -$266K – 2263
2014
Q3 		$266K Buy
+6,271
New +$429K ﹤0.01% 2092
2014
Q1 		– Sell
-1,190
Closed -$118K – 2253
2013
Q4 		$118K Hold
1,190
– – ﹤0.01% 2131
2013
Q3 		$144K Hold
1,190
– – ﹤0.01% 2146
2013
Q2 		$95K Buy
+1,190
New +$86.9K ﹤0.01% 2112

Other funds holding RBCN

AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
CWAM
Columbia Wanger Asset Management Chicago, Illinois $6.69B AUM 31.14% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
EA
Ecofin Advisors London, United Kingdom $239M AUM 45.14% 1-Year Est. Return
CAM
Cortina Asset Management Milwaukee, Wisconsin $1.62B AUM 15.44% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
LAM
Lapides Asset Management Greenwich, Connecticut $153M AUM 9.03% 1-Year Est. Return

Wellington Management Group's RBCN Position: Q4 2014 in Review

Wellington Management Group sold out of Rubicon Technology, Inc. (RBCN) in Q4 2014, closing a stake of 6,271 shares — an estimated $266K sold.

Wellington Management Group first reported a position in RBCN in Q2 2013 and held it in 4 quarters. The position peaked at $266K in Q3 2014. 82 funds tracked by Wall St. Rank hold RBCN as of Q4 2014.

  • Wellington Management Group reported no remaining Rubicon Technology, Inc. position as of Q4 2014 after selling out during the quarter.
  • Wellington Management Group sold 6,271 Rubicon Technology, Inc. shares in Q4 2014, an estimated $266K.
  • Wellington Management Group first reported a position in Rubicon Technology, Inc. in Q2 2013 and held it in 4 quarters.
  • Wellington Management Group's Rubicon Technology, Inc. position peaked at $266K in Q3 2014.
  • 82 funds tracked by Wall St. Rank held Rubicon Technology, Inc. as of Q4 2014.

Based on Wellington Management Group's 13F filing for Q4 2014, filed 13 Feb 2015.