Form4insider filings, from the source

SEC Form 4 · accession 0001213900-17-011258

Rubicon Technology, Inc. · RBCN

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Mardel A Graffy
Officer — Chief Financial Officer
Period of report
Nov 1, 2017
Accepted (ET)
Nov 2, 2017 · 4:02 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001410172

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Nov 1, 2017M414—A414D
Common StockF2Nov 1, 2017F130$7.61D284D
Common Stockholding———815IThrough Mardel Graffy Trust dated January 27, 2005

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Restricted Stock UnitsF1,F3—Nov 1, 2017M299D——Common Stock2990D
Restricted Stock UnitsF1,F4—Nov 1, 2017M115D——Common Stock1150D

Explanation of responses