JO
RBCN

John Overdeck’s Rubicon Technology, Inc. RBCN Stock Holding History

John Overdeck’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
2015
Q1 		– Sell
-1,555
Closed -$71K – 2935
2014
Q4 		$71K Buy
+1,555
New +$68.2K ﹤0.01% 2151
2014
Q2 		– Sell
-5,466
Closed -$618K – 2406
2014
Q1 		$618K Buy
+5,466
New +$649K ﹤0.01% 1397

Other funds holding RBCN

AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
CWAM
Columbia Wanger Asset Management Chicago, Illinois $6.69B AUM 31.14% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
EA
Ecofin Advisors London, United Kingdom $239M AUM 45.14% 1-Year Est. Return
AF
Aegis Financial Mc Lean, Virginia $633M AUM 87.77% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.26% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.14% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

John Overdeck's RBCN Position: Q1 2015 in Review

John Overdeck sold out of Rubicon Technology, Inc. (RBCN) in Q1 2015, closing a stake of 1,555 shares — an estimated $71K sold.

John Overdeck first reported a position in RBCN in Q1 2014 and held it in 2 quarters. The position peaked at $618K in Q1 2014. 76 funds tracked by Wall St. Rank hold RBCN as of Q1 2015.

  • John Overdeck reported no remaining Rubicon Technology, Inc. position as of Q1 2015 after selling out during the quarter.
  • John Overdeck sold 1,555 Rubicon Technology, Inc. shares in Q1 2015, an estimated $71K.
  • John Overdeck first reported a position in Rubicon Technology, Inc. in Q1 2014 and held it in 2 quarters.
  • John Overdeck's Rubicon Technology, Inc. position peaked at $618K in Q1 2014.
  • 76 funds tracked by Wall St. Rank held Rubicon Technology, Inc. as of Q1 2015.

Based on Two Sigma Investments's 13F filing for Q1 2015, filed 15 May 2015.