SEC Form 4 · accession 0001213900-18-003163
Rubicon Technology, Inc. · RBCN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Susan Westphal
Director
Period of report
Mar 16, 2018
Accepted (ET)
Mar 19, 2018 · 5:43 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001410172
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Mar 16, 2018 | A | 626 | $0.00 | A | 4,038 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1On March 16, 2018, the Reporting Person received shares of restricted stock under the Rubicon Technology, Inc. 2016 Stock Incentive Plan as compensation for service as a Director. Such shares will vest at the date of the 2018 Annual Meeting of Stockholders.