Figures computed from official regulatory filings — methodology.
Filing timeline · open-market
9 buys2 sellsDec 8, 2009 — Oct 14, 2025tick height = trade size
| Insider | Type | Value · USD | |
|---|---|---|---|
| ZHOU BIN | Buy | $0 | SEC |
| Xiangtian Aerodynamic Electricity Ltd. | Sell | $2.8M | SEC |
| ZHOU BIN | Buy | $2.8M | SEC |
| ZHOU BIN |
| Buy |
| $1.4M |
| SEC |
| ZHOU BIN | Buy | $7.2M | SEC |
| ZHOU BIN | Buy | $3.4M | SEC |
| ZHOU BIN | Buy | $3.3M | SEC |
| ZHOU BIN | Buy | $1.7M | SEC |
| ZHOU BIN | Other | $4.1M | SEC |
| Yu Hongxiang | Buy | $5M | SEC |
| Jin Yimin | Buy | $5M | SEC |
| Maoquan Wei | Award | $0 | SEC |
| Yin Dekai | Award | $0 | SEC |
| Yundong Lu | Award | $0 | SEC |
| CHEN SI | Award | $0 | SEC |
| Zhou Xiang | Award | $0 | SEC |
| Zhou Xiang | AwardD | $0 | SEC |
| CHEN SI | Sell | $230K | SEC |
| Maoquan Wei | Award | $0 | SEC |
| Chiang David Yaudoon | AwardD | $0 | SEC |
| Chiang David Yaudoon | Award | $0 | SEC |
| Maoquan Wei | AwardD | $0 | SEC |
| Chen Hao | AwardD | $0 | SEC |
| Yundong Lu | Award | $0 | SEC |
| Chen Hao | Award | $0 | SEC |