ALPHA & OMEGA SEMICONDUCTOR Ltd
Total Trades
57
Buys
0
Sells
42
Largest Trade
N/A
Insiders
7
Institutional Funds
130
Inst. Value
$1M+
Activist Filings
11
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Chang Mike F | CEO | EXERCISE | $500K+ | 56K | $9.90 | Mar 17, 2022 |
| Chang Mike F | CEO | SELL | $1M+ | 56K | $55.00 | Mar 17, 2022 |
| Chang Mike F | CEO | GRANT | N/A | 163K | — | Mar 17, 2022 |
| Xue Bing | EVP-WW Sales & Bus… | SELL | $100K–$500K | 4K | $49.79 | Mar 17, 2022 |
| Xue Bing | EVP-WW Sales & Bus… | GRANT | N/A | 34K | — | Mar 17, 2022 |
| Li Wenjun | COO | SELL | $100K–$500K | 3K | $53.00 | Jan 15, 2022 |
| Li Wenjun | COO | SELL | $100K–$500K | 6K | $51.32 | Jan 12, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 130 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 1.6M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 1.6M | $1M+ | SH |
| STATE STREET CORP | 1.5M | $1M+ | SH |
| Boston Partners | 689K | $1M+ | SH |
| WEBER CAPITAL MANAGEMENT LLC /ADV | 547K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 531K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 474K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 394K | $1M+ | SH |
| GAGNON SECURITIES LLC | 216K | $1M+ | SH |
| Connor, Clark & Lunn Investment Management Ltd. | 205K | $1M+ | SH |
| PEREGRINE CAPITAL MANAGEMENT LLC | 177K | $1M+ | SH |
| Uniplan Investment Counsel, Inc. | 160K | $1M+ | SH |
| WINTON GROUP Ltd | 137K | $1M+ | SH |
| ACADIAN ASSET MANAGEMENT LLC | 134K | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 125K | $1M+ | SH |
| Gagnon Advisors, LLC | 120K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 118K | $1M+ | SH |
| Empowered Funds, LLC | 110K | $1M+ | SH |
| Empowered Funds, LLC | 110K | $1M+ | SH |
| JANE STREET GROUP, LLC | 95K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Hood River Capital Management LLC
SC 13G/A · Aug 14, 2025
0.0%
0 shares
Hood River Capital Management LLC
SC 13G · May 15, 2025
6.8%
2.0M shares
SC 13G/A · Apr 30, 2025
12.7%
3.7M shares
SC 13G/A · Apr 15, 2025
6.3%
1.8M shares
SC 13G/A · Feb 12, 2025
14.1%
4.1M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
7.5%
2.1M shares
SC 13G/A · Feb 12, 2024
14.7%
4.1M shares
Dimensional Fund Advisors LP 30-0447847
SC 13G/A · Feb 10, 2023
8.1%
2.2M shares
SC 13G/A · Feb 9, 2023
15.5%
4.3M shares
SC 13G/A · Feb 11, 2022
16.3%
4.4M shares
SC 13G/A · Jan 31, 2022
2.2%
567K shares