Alpha & Omega Semiconductor Ltd
AOSL- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001387467
In the last 90 days, Alpha & Omega Semiconductor Ltd insiders filed 0 open-market purchases and 1 sale; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.08B in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Alpha & Omega Semiconductor Ltd insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 1 filing
- 1 insider, $29.7K in total
- Insiders trading
- 1
- Net value
- −$29.7K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Alpha & Omega Semiconductor Ltd, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Chang Stephen Chunping | Chief Executive Officer | 100,947Indirect | Sep 11, 2026 | 6 |
| Chang Mike F | Director, 10% Owner | 3,698,839Indirect | Sep 11, 2026 | 10 |
| Chien Joshua C. | Director | 1,368 | Jul 21, 2026 | 1 |
| Xue Bing | EVP-WW Sales & Bus Development | 122,785 | Jul 17, 2026 | 10 |
| Chen Claudia | Director | 28,192 | May 26, 2026 | 2 |
| Liang Yifan | CFO and Corp Secretary | 269,403 | Apr 30, 2026 | 7 |
| Li Wenjun | Chief Operating Officer | 86,558 | Mar 25, 2026 | 2 |
| Salameh Michael J | Director | 64,824 | Nov 12, 2025 | 1 |
| Owyang King | Director | 75,256 | Nov 12, 2025 | 1 |
| Pfeiffer Michael L | Director | 71,294 | Nov 12, 2025 | 1 |
| Chang Lucas S. | Director | 30,885 | Nov 12, 2025 | 1 |
| Li Hanqing | Director | 23,800 | Nov 12, 2025 | 1 |
| Jeong So-Yeon | Director | 23,800 | Nov 12, 2025 | 1 |
| Ho Yueh-Se | Director | 193,592 | Nov 15, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 5, 2024 (view filing) | Dec 4 | 1 day | Liang YifanCFO and Corp Secretary | SSale | −31.0K | $49.21 | −$1.53M | −10.5%265.2K after | 4 lots10b5-1 |
| Dec 13, 2024 (view filing) | Dec 12 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −1.88K | $47.38 | −$89.2K | −1.5%127.1K after | 10b5-1 |
| Jan 14, 2025 (view filing) | Jan 13 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −1.24K | $35.00 | −$43.5K | −1.1%115.4K after | 10b5-1 |
| May 13, 2025 (view filing) | May 12 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −1.84K | $23.73 | −$43.8K | −1.4%131.0K after | 10b5-1 |
| Nov 17, 2025 (view filing) | Nov 14 | 3 days | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −1.84K | $18.16 | −$33.5K | −1.4%129.7K after | 10b5-1 |
| Dec 16, 2025 (view filing) | Dec 15 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −1.84K | $20.56 | −$37.9K | −1.4%127.9K after | 10b5-1 |
| Jan 16, 2026 (view filing) | Jan 15 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −737 | $22.43 | −$16.5K | −0.6%118.5K after | 10b5-1 |
| Feb 18, 2026 (view filing) | Feb 17 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −2.46K | $22.33 | −$54.9K | −2.1%116.0K after | 10b5-1 |
| Mar 10, 2026 (view filing) | Mar 9 | 1 day | Chang Mike FDirector, 10% Owner | PPurchase | +33.7K | $19.00 | +$640.8K | +0.8%4.37M after | |
| Mar 18, 2026 (view filing) | Mar 16 | 2 days | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −2.41K | $21.92 | −$52.8K | −2.1%113.6K after | 10b5-1 |
| Apr 16, 2026 (view filing) | Apr 14 | 2 days | Chang Stephen ChunpingChief Executive Officer | SSaleCommon Share | −5.59K | $31.90 | −$178.4K | −0.9%650.8K after | 10b5-1 |
| Apr 16, 2026 (view filing) | Apr 14 | 2 days | Liang YifanCFO and Corp Secretary | SSale | −26.5K | $30.57 | −$810.5K | −8.7%278.6K after | 3 lots10b5-1 |
| Apr 20, 2026 (view filing) | Apr 16 | 4 days | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −1.83K | $31.21 | −$57.2K | −1.4%132.6K after | 10b5-1 |
| Apr 20, 2026 (view filing) | Apr 17 | 3 days | Chang Stephen ChunpingChief Executive Officer | SSaleCommon Share | −14.9K | $34.47 | −$513.0K | −2.3%635.9K after | 3 lots10b5-1 |
| Apr 20, 2026 (view filing) | Apr 17 | 3 days | Liang YifanCFO and Corp Secretary | SSale | −8.63K | $35.00 | −$301.9K | −3.1%270.0K after | 10b5-1 |
| May 20, 2026 (view filing) | May 18 | 2 days | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −4.92K | $41.00 | −$201.6K | −3.7%127.7K after | 10b5-1 |
| May 26, 2026 (view filing) | May 22 | 4 days | Chen ClaudiaDirector | SSaleCommon Share | −4.06K | $39.53 | −$160.5K | −12.6%28.2K after | 2 lots10b5-1 |
| Jun 17, 2026 (view filing) | Jun 16 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −4.92K | $47.09 | −$231.5K | −3.8%123.7K after | 10b5-1 |
| Jul 17, 2026 (view filing)7:38 PM ET | Jul 16 | 1 day | Xue BingEVP-WW Sales & Bus Development | SSaleCommon Share | −875 | $33.99 | −$29.7K | −0.7%122.8K after | 10b5-1 |