How to Buy Alpha and Omega Semiconductor Limited (AOSL) Stock
Compare 15 brokers offering AOSL, check 24-hour trading availability, see options pricing, and confirm OTC tier access.
- Day range
- $39.64 – $40.11
- 52-week range
- $17.01 – $49.97
- Volume
- 19.6K
- Market cap
- $1.22B
Where to buy AOSL
15 brokers in our matrix offer AOSL (penny/OTC-friendly subset). Verify availability and current fees with each broker before trading.
| Broker | Commission | Fractional | Extended | Overnight | Options | OTCQX | OTCQB | Pink Cur. | Pink Ltd. | Grey | Surcharge | Short locate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| $0 | ~4,000+ tickers, ≥ $5 | ~1,200 | $0 | Full | Full | Full | Full | Limited | — | limited | ||
| $0 (Lite) / per-share (Pro) | ~10,000 | per-contract pricing | Full | Full | Full | Full | Full | Per-share pricing applies | best | |||
| $0 listed | $0.50 / $0.60 | Full | Full | Full | Full | Limited | $0.005/share OTC (TS Select/TS Go), $0 up to 10,000 shares | strong | ||||
| $0 | Schwab Stock Slices, S&P 500 only, ≥ $5/slice, up to 30 at once | ~1,130 | $0.65 | Full | Full | Full | Limited | Limited | Variable service fees on certain restricted | moderate | ||
| $0 listed | ~20 | $0.65 | Full | Full | Full | Full | Limited | $6.95 flat on penny stocks | moderate | |||
| $0 | Stocks by the Slice, 7,000+ stocks/ETFs, from $1 | $0.65 | Full | Full | No | No | No | — | limited | |||
| $0 | $0.65 | Full | Full | Full | Limited | No | — | none | ||||
| $0 | $0 | Limited | Limited | Limited | No | No | — | limited | ||||
| $0 | rebate model | Limited | Limited | Limited | No | No | — | none | ||||
| $0 | $0 | Full | Limited | Limited | No | No | — | none | ||||
| $0 stocks | $1.00 open, $0 close (capped at $10 per leg) | Limited | Limited | Limited | No | No | — | limited | ||||
| $0 | $0 | Limited | Limited | Limited | No | No | — | limited | ||||
| Per-share (day-trader oriented) | per-contract | Full | Full | Full | Full | Full | Per-share | best | ||||
| Per-share (day-trader oriented) | per-contract | Full | Full | Full | Full | Full | Per-share | best | ||||
| Per-share (day-trader oriented) | per-contract | Full | Full | Full | Full | Full | Per-share | best |
24-Hour / Overnight trading
AOSL may be eligible for overnight trading via Charles Schwab (thinkorswim), Interactive Brokers, Robinhood, E*TRADE (Morgan Stanley), Webull, Moomoo, Firstrade. Each broker maintains its own eligibility list — confirm before placing an order.
Overnight sessions route through ATSs, typically have wider spreads, accept limit orders only, and offer no guaranteed fills.
Penny stock / OTC routing
AOSL trades on the OTC markets. Broker support varies sharply by tier (OTCQX, OTCQB, Pink Current, Pink Limited, Grey). Fidelity and Robinhood exclude pink/grey entirely. For short-locate on small-caps, Interactive Brokers and the day-trader specialists (Cobra Trading, SpeedTrader, CenterPoint) have the deepest inventory.
About Alpha and Omega Semiconductor Limited
- Sector
- SEMICONDUCTORS & RELATED DEVICES
- Employees
- 2,428
- Headquarters
- SUNNYVALE, CA
- Listed
- 2010-04-29
- Market cap
- $1.22B
Frequently asked
Where can I buy Alpha and Omega Semiconductor Limited (AOSL)?
AOSL is offered by 15 brokers in our matrix, including Firstrade, Interactive Brokers, TradeStation, Charles Schwab (thinkorswim), E*TRADE (Morgan Stanley). Compare commissions, fractional eligibility, and overnight availability in the broker matrix above.
Can I buy AOSL after hours or overnight?
Yes. AOSL is on the 24-hour eligibility list for Charles Schwab (thinkorswim), Interactive Brokers, Robinhood, E*TRADE (Morgan Stanley), and others. Overnight sessions route through ATSs with wider spreads and limit-orders only.
Does Robinhood offer AOSL?
No. Robinhood does not provide access to the OTC tier AOSL trades on. Interactive Brokers, TradeStation, and Firstrade have the broadest OTC coverage.
Does Fidelity offer AOSL?
Partial. Fidelity's OTC access is tier-limited — see the OTC columns in the matrix to check whether AOSL's specific tier is supported.
Does Webull offer AOSL?
Partial. Webull's OTC access is tier-limited — see the OTC columns in the matrix to check whether AOSL's specific tier is supported.
Is AOSL optionable?
Yes. AOSL has listed options contracts. Per-contract pricing varies by broker — see the Options column in the matrix.
Is there a tokenized version of AOSL?
Not in our current dataset. The tokenized stock universe (Kraken xStocks, Binance Alpha/Ondo, Robinhood EU, Hyperliquid HIP-3) is expanding quickly — we refresh quarterly.
Can I buy a fractional share of AOSL?
Yes. Multiple brokers in the matrix support fractional shares for AOSL — see the Fractional column above for per-broker eligibility and minimums.