Insider · CIK 0001619993
Mardel A Graffy
Files at: RBCN. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Nov 1, 2017 FMForm 4 → | Nov 2, 4:02 pm EDT | Rubicon Technology, Inc.RBCN | 544 | $7.61 | $989 | 284 | — | plan? |
| Nov 1, 2016 FMForm 4 → | Nov 3, 4:30 pm EDT | Rubicon Technology, Inc.RBCN | 5,655 | $0.60 | $906 | 6,063 | — | plan? |
| Nov 1, 2015 FMForm 4 → | Nov 3, 4:23 pm EST | Rubicon Technology, Inc.RBCN | 5,656 | $1.10 | $1,661 | 3,428 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jan 3, 2018 AForm 4 → | Jan 4, 4:08 pm EST | Rubicon Technology, Inc.RBCN | 888 | — | — | 444 | — | |
| Nov 1, 2017 MForm 4 → | Nov 2, 4:02 pm EDT | Rubicon Technology, Inc.RBCN | 414 | — | — | 0 | — | |
| Nov 1, 2016 MForm 4 → | Nov 3, 4:30 pm EDT | Rubicon Technology, Inc.RBCN | 4,145 | — | — | 1,155 | — | |
| Dec 1, 2015 AForm 4/A → | May 17, 2016, 6:30 pm EDT | Rubicon Technology, Inc.RBCN | 174,165 | — | — | 174,165 | — | |
| Dec 1, 2015 AForm 4 → | Dec 2, 4:58 pm EST | Rubicon Technology, Inc.RBCN | 217,706 | — | — | 217,706 | — | amended |
| Nov 1, 2015 MForm 4 → | Nov 3, 4:23 pm EST | Rubicon Technology, Inc.RBCN | 4,146 | — | — | 2,310 | — |