Open Insider Trading Activity for Rubicon Technology, Inc. Director Caldwell Donald R
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. RBCN | 2017-11-20 | 2017-11-16 | Rubicon Technology, Inc. | Caldwell Donald R | Director | Sell | 1 | 221,784 | $8.00 | $1,774,272.00 | 100.00% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. RBCN | 2014-03-25 | 2014-03-24 | Rubicon Technology, Inc. | Caldwell Donald R | Director,TenPercentOwner | Sell | 1 | 2,500,000 | $12.42 | $31,050,000.00 | 52.99% | View Filing |