Citadel Advisors’s Rubicon Technology, Inc. RBCN Stock Holding History

Citadel Advisors’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	-820	Closed	-$37K	–	8961
2014 Q4	$37K	Sell	820 -530	-39%	-$23.3K	﹤0.01%	7415
2014 Q3	$57K	Buy	1,350 +260	+24%	+$17.8K	﹤0.01%	6825
2014 Q2	$95K	Sell	1,090 -1,680	-61%	-$152K	﹤0.01%	6273
2014 Q1	$313K	Buy	2,770 +1,430	+107%	+$170K	﹤0.01%	4972
2013 Q4	$133K	Sell	1,340 -20	-1%	-$1.94K	﹤0.01%	5386
2013 Q3	$165K	Sell	1,360 -1,050	-44%	-$106K	﹤0.01%	4948
2013 Q2	$193K	Buy	+2,410	New	+$176K	﹤0.01%	4703

Other funds holding RBCN

Bandera Partners New York $221M AUM 10.51% 1-Year Est. Return

JBF Capital Aspen, Colorado $676M AUM 24.74% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

Citadel Advisors's RBCN Position: Q4 2022 in Review

Citadel Advisors sold out of Rubicon Technology, Inc. (RBCN) in Q4 2022, closing a stake of 21,412 shares — an estimated $46K sold.

Citadel Advisors first reported a position in RBCN in Q2 2013 and held it in 8 quarters. The position peaked at $390K in Q4 2014. 4 funds tracked by Wall St. Rank hold RBCN as of Q4 2022.

Citadel Advisors reported no remaining Rubicon Technology, Inc. position as of Q4 2022 after selling out during the quarter.
Citadel Advisors sold 21,412 Rubicon Technology, Inc. shares in Q4 2022, an estimated $46K.
Citadel Advisors first reported a position in Rubicon Technology, Inc. in Q2 2013 and held it in 8 quarters.
Citadel Advisors's Rubicon Technology, Inc. position peaked at $390K in Q4 2014.
4 funds tracked by Wall St. Rank held Rubicon Technology, Inc. as of Q4 2022.

Based on Citadel Advisors's 13F filing for Q4 2022, filed 14 Feb 2023.