Insider · CIK 0001701731
Susan Westphal
Files at: RBCN. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Mar 16, 2018 AForm 4 → | Mar 19, 5:43 pm EDT | Rubicon Technology, Inc.RBCN | 626 | — | — | 4,038 | — | plan? |
| Jan 2, 2018 AForm 4 → | Jan 4, 4:07 pm EST | Rubicon Technology, Inc.RBCN | 1,175 | — | — | 3,412 | — | plan? |
| Sep 30, 2017 AForm 4 → | Oct 3, 5:43 pm EDT | Rubicon Technology, Inc.RBCN | 1,106 | — | — | 2,237 | — | plan? |
| Jun 30, 2017 AForm 4 → | Jul 5, 7:17 pm EDT | Rubicon Technology, Inc.RBCN | 964 | — | — | 1,131 | — | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:03 pm EDT | Rubicon Technology, Inc.RBCN | 1,673 | — | — | 1,673 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| May 10, 2018 AForm 4 → | May 14, 1:10 pm EDT | Rubicon Technology, Inc.RBCN | 1,391 | $7.19 | $10,001 | 1,391 | — |