PIPER SANDLER & CO. - RUBICON TECHNOLOGY INC ownership

Quarter-by-quarter ownership
PIPER SANDLER & CO. ownership history of RUBICON TECHNOLOGY INC
ValueSharesWeighting
Q2 2014$263,000
+16.4%
30,000
+50.0%
0.19%
-3.1%
Q1 2014$226,00020,0000.20%
Other shareholders
RUBICON TECHNOLOGY INC shareholders Q3 2023
NameSharesValueWeighting ↓
Invicta Capital Management, LLC 1,250,000$10,938,0005.70%
QUENTEC ASSET MANAGEMENT LLC 995,927$8,714,0002.27%
Ecofin Advisors Ltd 1,077,171$9,425,0001.60%
Irving Magee Investment Management 293,080$2,564,0001.16%
AGF Investments America Inc. 221,200$1,935,0000.75%
ZEKE CAPITAL ADVISORS, LLC 83,000$726,0000.58%
Pacific Ridge Capital Partners, LLC 89,770$785,0000.54%
RIVER GLOBAL INVESTORS LLP 173,900$1,520,0000.40%
RobecoSam USA, Inc. 35,000$306,0000.33%
Cortina Asset Management, LLC 951,794$8,328,0000.32%
View complete list of RUBICON TECHNOLOGY INC shareholders