UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:
March 22, 2023
Accession Number:
0001213900-23-021451
Submission Type:
POS AM
CIK:
0001410172
Company Name:
Rubicon Technology, Inc.
File Number:
333-192536
CIK:
0001593670
Company Name:
Rubicon Worldwide LLC
File Number:
333-192536-01