Trade SanDisk (SNDK) around the clock
SanDisk spent nine years inside Western Digital. In 2025 it came back out as its own Nasdaq listing, and what came out is the purest flash memory bet on a US exchange. The SNDK market on Hyperliquid runs 24/7, and Based is the self-custody wallet you trade it from, so you can act when the flash market actually moves, not just when New York is awake.
One company, one commodity
Most chip stocks are a bundle of stories. SNDK is one story: the price of NAND flash. When contract pricing firms up, margins swing fast, and the stock swings with them. There is no services division or ad business smoothing anything over here.
That purity cuts both ways. NAND pricing is set by a handful of producers, and the big ones sit in Asia. Samsung, Kioxia and SK Hynix make supply decisions in Seoul and Tokyo time. Production cuts and capacity news tend to hit while the Nasdaq is closed, which is exactly when a normal brokerage account is useless to you.
Earnings are the other spike. SanDisk reports after the close like the rest of the sector, and a stock this cyclical can reprice hard on one guidance line. Trading it through a market that pauses sixteen plus hours a day means watching gaps instead of trading them.
SanDisk (SNDK)
$1,170+1.7%24h
Mark price at , refreshed hourly. Live price in the app.
Nasdaq · United States · quoted in USD
The honest part
Through Based you trade a perpetual future that tracks the SNDK share price on Hyperliquid, a decentralised platform. Based itself is a self-custody wallet, not a broker. Long or short, with leverage if you choose. It is price exposure, not share ownership, so no dividends and no proxy votes, and like any derivative it carries liquidation risk and pays funding while the position is open. For a stock people hold to trade the flash cycle, not for income, that is usually exactly what is wanted.
The rest of the memory group trades here the same way: Micron for DRAM and HBM, SK Hynix if you want the Korean side of the trade, and the full picture on the memory stocks hub. Something completely different: SpaceX (SPCX), around the clock since its June 2026 Nasdaq listing.
Hours, compared
| When can you trade SNDK? | Based | Traditional broker |
|---|---|---|
| Weekdays, 9:30am to 4pm ET | Open | Open |
| Weeknights | Open | Closed, or limited after-hours sessions |
| Saturdays and Sundays | Open | Closed |
| Market holidays | Open | Closed |
Fees are flat and public: stock perps start at 0.014% taker and 0.008% maker, all-in, before any staking discounts. The full schedule is on the fees page.
More chip and memory markets
The bull and bear case for SanDisk
Bull case
- A pure NAND flash company since its 2025 spin-out from Western Digital, so it captures flash pricing directly.
- NAND contract prices rose 85 to 90 percent in the first quarter of 2026 and 55 to 60 percent in the second, per TrendForce.
- TrendForce attributes ongoing demand mainly to AI inference and data centers.
Bear case
- TrendForce expects NAND price gains to slow to 10 to 15 percent in the third quarter of 2026.
- With prices at record highs, consumer device buyers are pushing back.
- Single-product exposure: any slowdown in NAND pricing lands straight on its margins.
Facts as of September 2026. For information only, not financial advice. Both cases describe the underlying company; on Based you trade a perpetual future that tracks its price, with liquidation risk and funding fees.
Frequently asked questions
- Where can I buy SNDK stock?
- SanDisk trades on the Nasdaq under SNDK, so any US broker can sell it to you between 9:30 and 4. Through Based you can trade it the rest of the time too: the Hyperliquid market runs 24/7, weekends included, from a self-custodial wallet with no brokerage account and no bank account. What you trade through Based is a perpetual future that tracks the SNDK price, not the share itself.
- Can I trade SanDisk on weekends?
- Yes. The SNDK market on Based runs straight through Saturday and Sunday. If flash pricing news or a supply headline lands on a weekend, you can trade it then instead of queuing an order for Monday's open.
- Do I need a brokerage account to buy SNDK?
- Not here. Based is a self-custody wallet, not a broker, so there is no brokerage account to open. You connect the wallet, deposit USDC and trade on Hyperliquid. Keep in mind you are trading SNDK price exposure through a perpetual future rather than owning the share: no dividends, no voting rights, and liquidation risk plus funding fees apply.
- Is SanDisk the same company as Western Digital?
- Not anymore. Western Digital bought SanDisk in 2016, then spun it back out as an independent company in 2025. SNDK is now a pure-play NAND flash stock, and Western Digital kept the hard-drive business under WDC.
Start in three steps
- Step 1
Log in
Log in with your email or Google account. Based supports social logins for convenience, provided by Privy, a Stripe company. Wallets are self-custodial: only you have access to your funds. Neither Based nor Privy can access your wallet or account.
- Step 2
Fund it
Deposit USDC. You do not need a bank account to do it.
- Step 3
Trade 24/7
Stock and crypto perps. Nights, weekends, holidays.
Based is a self-custody wallet, not a broker. Markets are perpetual futures on Hyperliquid: derivatives with liquidation risk and funding fees, not the underlying stocks or coins. For information only, not financial advice.