BlackRock Investment Management’s Rubicon Technology, Inc. RBCN Stock Holding History

BlackRock Investment Management’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
2016 Q2	–	Sell	-431	Closed	-$3K	–	4159
2016 Q1	$3K	Hold	431	–	–	﹤0.01%	3930
2015 Q4	$5K	Hold	431	–	–	﹤0.01%	3875
2015 Q3	$4K	Hold	431	–	–	﹤0.01%	3998
2015 Q2	$10K	Sell	431 -8,123	-95%	-$265K	﹤0.01%	3737
2015 Q1	$337K	Sell	8,554 -86	-1%	-$3.66K	﹤0.01%	3099
2014 Q4	$395K	Sell	8,640 -1,345	-13%	-$59K	﹤0.01%	3105
2014 Q3	$424K	Buy	9,985 +219	+2%	+$15K	﹤0.01%	3055
2014 Q2	$855K	Buy	9,766 +1,593	+19%	+$144K	﹤0.01%	2715
2014 Q1	$923K	Buy	8,173 +1,360	+20%	+$161K	﹤0.01%	2562
2013 Q4	$678K	Sell	6,813 -214	-3%	-$20.8K	﹤0.01%	2781
2013 Q3	$851K	Buy	7,027 +101	+1%	+$10.2K	﹤0.01%	2561
2013 Q2	$552K	Buy	+6,926	New	+$506K	﹤0.01%	2793

Other funds holding RBCN

Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

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

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Aegis Financial Mc Lean, Virginia $580M AUM 105.74% 1-Year Est. Return

BIT

BlackRock Institutional Trust San Francisco, California $675B AUM 16.26% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

RGI

River Global Investors London, United Kingdom $515M AUM 24.86% 1-Year Est. Return

WAM

Wolverine Asset Management Chicago, Illinois $10.4B AUM 4.78% 1-Year Est. Return

BlackRock Investment Management's RBCN Position: Q2 2016 in Review

BlackRock Investment Management sold out of Rubicon Technology, Inc. (RBCN) in Q2 2016, closing a stake of 431 shares — an estimated $3K sold.

BlackRock Investment Management first reported a position in RBCN in Q2 2013 and held it in 12 quarters. The position peaked at $923K in Q1 2014. 37 funds tracked by Wall St. Rank hold RBCN as of Q2 2016.

BlackRock Investment Management reported no remaining Rubicon Technology, Inc. position as of Q2 2016 after selling out during the quarter.
BlackRock Investment Management sold 431 Rubicon Technology, Inc. shares in Q2 2016, an estimated $3K.
BlackRock Investment Management first reported a position in Rubicon Technology, Inc. in Q2 2013 and held it in 12 quarters.
BlackRock Investment Management's Rubicon Technology, Inc. position peaked at $923K in Q1 2014.
37 funds tracked by Wall St. Rank held Rubicon Technology, Inc. as of Q2 2016.

Based on BlackRock Investment Management's 13F filing for Q2 2016, filed 10 Aug 2016.