Figures computed from official regulatory filings — methodology.
Filing timeline · open-market
4 buys2 sellsJan 8, 2007 — Dec 7, 2009tick height = trade size
| Insider | Type | Value · USD | |
|---|---|---|---|
| Guo Yulong | Buy | — | SEC |
| Guo Yulong | Sell | — | SEC |
| Guo Yulong | Buy | — | SEC |
| Yang Ying | Sell | — | SEC |
| Guo Yulong | Buy | — | SEC |
| Chen Xiaoling | Buy | — | SEC |