Jefferson Gramm Insider Trading $RBCN Rubicon Technology, Inc.
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General | Insider Transactions | Monthly Overview
Get the latest insider transactions of Jefferson Gramm. Jefferson Gramm is Director in TANDY LEATHER FACTORY INC ($TLF) and Director in AMBASSADORS GROUP INC ($EPAX) and Director in Rubicon Technology, Inc. ($RBCN).
Jefferson Gramm in Rubicon Technology, Inc.
Industry: SEMICONDUCTORS & RELATED DEVICES [3674]
Position of Jefferson Gramm: Director
Holdings: 4,444 shares
Current Value: $2,355
Latest Transaction: Jun 28 2021
$RBCN Market Capitalization: $14.55M
$RBCN Previous Close: $0.53
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD
Latest Insider Trading Transactions of Jefferson Gramm in Rubicon Technology, Inc.
| 1 Week | 2 Weeks | 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | |
|---|---|---|---|---|---|---|---|
| No. of Purchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Purchases ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| No. of Sales | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Sales ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Sentiment: All, EPAX, RBCN, TLF
Page: 1
| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 28 2021 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Option Exercise | A | 0.00 | 1,010 | 0 | 1,010 | |
| Jun 28 2021 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Grant | A | 0.00 | 1,250 | 0 | 4,444 | 3.2 K to 4.4 K (+39.14 %) |
| Sep 15 2020 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Option Exercise | A | 0.00 | 1,250 | 0 | 1,250 | |
| Sep 15 2020 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Grant | A | 0.00 | 1,199 | 0 | 3,194 | 2 K to 3.2 K (+60.10 %) |
| Jun 04 2019 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Option Exercise | A | 0.00 | 1,199 | 0 | 1,199 | |
| Jun 04 2019 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Grant | A | 0.00 | 1,391 | 0 | 1,995 | 604 to 2 K (+230.30 %) |
| May 14 2018 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Option Exercise | A | 0.00 | 1,391 | 0 | 1,391 | |
| Mar 19 2018 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Grant | A | 0.00 | 626 | 0 | 1,230 | 604 to 1.2 K (+103.64 %) |
| Mar 19 2018 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Grant | A | 0.00 | 626 | 0 | 1,230 | 604 to 1.2 K (+103.64 %) |
| Jan 04 2018 | RBCN | Rubicon Technology ... | Gramm Jefferson | Director | Grant | A | 0.00 | 604 | 0 | 604 | 0 to 604 |
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