| $255M | ||
| $48M | ||
| $38M | ||
| $37M | ||
| $34M | ||
| $34M |
Buys | $640,813 | 1 | 7 |
Sells | $2,679,998 | 14 | 93 |
| Chang Mike F | 1 | $640,813 | 0 | $0 | $640,813 | |
| Chen Claudia | director | 0 | $0 | 1 | $160,536 | $-160,536 |
| Chang Stephen Chunping | Chief Executive Officer | 0 | $0 | 2 | $691,435 | $-691,435 |
| Xue Bing | EVP-WW Sales & Bus Development | 0 | $0 | 9 | $715,653 | $-715,653 |
| Liang Yifan | CFO and Corp Secretary | 0 | $0 | 2 | $1.11M | $-1.11M |
Alpha and Omega Semiconductor Limited (AOSL) is a global enterprise that designs, develops, and supplies crucial power semiconductor solutions for a wide range of applications, including computing, consumer electronics, communication, and industrial sectors. The company operates internationally, serving markets in Hong Kong, China, South Korea, and the United States. Among its core offerings are power discrete components, such as various types of MOSFETs (e.g., metal-oxide-semiconductor field-effect transistors, SRFETs, XSFET, and high-voltage …
Over the last 12 months, insiders at Alpha and Omega Semiconductor Limited have bought $640,813 and sold $2.68M worth of Alpha and Omega Semiconductor Limited stock.
On average, over the past 5 years, insiders at Alpha and Omega Semiconductor Limited have bought $640,813 and sold $3.29M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Chang Mike F () — $640,813.
The last purchase of 33,727 shares for transaction amount of $640,813 was made by Chang Mike F () on 2026‑03‑09.
| 2026-07-16 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 875 0.0032% | $33.99 | $29,741 | -13.32% | |
| 2026-06-16 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 4,916 0.0171% | $47.09 | $231,494 | -37.39% | |
| 2026-05-22 | Sale | Chen Claudia | director | 4,061 0.0129% | $39.53 | $160,536 | -27.52% | |
| 2026-05-18 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 4,916 0.0175% | $41.00 | $201,556 | -20.30% | |
| 2026-04-17 | Sale | Chang Stephen Chunping | Chief Executive Officer | 14,884 0.0509% | $34.47 | $512,987 | -2.79% | |
| 2026-04-17 | Sale | Liang Yifan | CFO and Corp Secretary | 8,625 0.0299% | $35.00 | $301,878 | -2.79% | |
| 2026-04-16 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 1,832 0.0062% | $31.21 | $57,177 | +6.79% | |
| 2026-04-14 | Sale | Chang Stephen Chunping | Chief Executive Officer | 5,594 0.0237% | $31.90 | $178,449 | +7.11% | |
| 2026-04-14 | Sale | Liang Yifan | CFO and Corp Secretary | 26,517 0.1078% | $30.57 | $810,495 | +7.11% | |
| 2026-03-16 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 2,408 0.0083% | $21.92 | $52,783 | +43.82% | |
| 2026-03-09 | Chang Mike F | 33,727 0.1084% | $19.00 | $640,813 | +54.48% | |||
| 2026-02-17 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 2,460 0.0081% | $22.33 | $54,932 | +27.01% | |
| 2026-01-15 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 737 0.0024% | $22.43 | $16,531 | +21.79% | |
| 2025-12-15 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 1,845 0.0063% | $20.56 | $37,933 | +29.87% | |
| 2025-11-14 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 1,845 0.0059% | $18.16 | $33,505 | +35.45% | |
| 2025-05-12 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 1,845 0.0062% | $23.73 | $43,782 | +2.35% | |
| 2025-01-13 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 1,242 0.0042% | $35.00 | $43,470 | -25.41% | |
| 2024-12-12 | Sale | Xue Bing | EVP-WW Sales & Bus Development | 1,883 0.0065% | $47.38 | $89,217 | -42.32% | |
| 2024-12-05 | Sale | Chen Claudia | director | 5,623 0.021% | $51.27 | $288,287 | -41.92% | |
| 2024-12-04 | Sale | Liang Yifan | CFO and Corp Secretary | 31,004 0.1074% | $49.21 | $1.53M | -44.13% |
| Chang Mike F | 4369574 14.4186% | $96.74M | 14 | 18 | +14.44% | |
| SALAMEH MICHAEL J | director | 50340 0.1661% | $1.11M | 4 | 0 | +14.5% |
| STEVENS MARK A | director, 10 percent owner | 27384 0.0904% | $606,281.76 | 3 | 17 | +11.37% |
| BAILEY HOWARD | director | 1229 0.0041% | $27,210.06 | 1 | 0 | +17.73% |
$5,762,100 | 183 | 30.80% | $30.25M | |
$1,160,431 | 56 | 1.77% | $823.23M | |
$21,843,533 | 39 | 0.20% | $95.86M | |
$14,028 | 32 | 7.79% | $2.63B | |
$1,238,294 | 27 | 8.64% | $146.04M |
| Increased Positions | 87 | +37.18% | 3M | +14.95% |
| Decreased Positions | 106 | -45.3% | 3M | -13.95% |
| New Positions | 26 | New | 1M | New |
| Sold Out Positions | 48 | Sold Out | 2M | Sold Out |
| Total Postitions | 215 | -8.12% | 22M | +0.99% |
| Blackrock, Inc. | $79,444.00 | 12.82% | 3.85M | -12,659 | -0.33% | 2025-09-30 |
| Vanguard Group Inc | $50,699.00 | 8.18% | 2.45M | +33,959 | +1.4% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $34,867.00 | 5.63% | 1.69M | -32,567 | -1.89% | 2025-09-30 |
| Manufacturers Life Insurance Company, The | $32,126.00 | 5.18% | 1.56M | +143,603 | +10.18% | 2025-09-30 |
| State Street Corp | $25,041.00 | 4.04% | 1.21M | -66,667 | -5.21% | 2025-09-30 |
| Wellington Management Group Llp | $17,870.00 | 2.88% | 864,965 | +113,077 | +15.04% | 2025-09-30 |
| Boston Partners | $16,252.00 | 2.62% | 786,630 | -322,747 | -29.09% | 2025-09-30 |
| Robeco Schweiz Ag | $16,224.00 | 2.62% | 785,264 | +2,761 | +0.35% | 2025-09-30 |
| Millennium Management Llc | $13,179.00 | 2.13% | 637,876 | +232,817 | +57.48% | 2025-09-30 |
| Geode Capital Management, Llc | $12,550.00 | 2.03% | 607,477 | +5,805 | +0.96% | 2025-09-30 |