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How to Buy Stem, Inc. (STEM) Stock

Compare 15 brokers offering STEM, check 24-hour trading availability, see options pricing, and confirm OTC tier access.

STEM
$0.0000−$5.37 (−100.00%)
Day range
$5.37 – $5.39
52-week range
$4.92 – $32.23
Volume
150
Market cap
$51.70M
Exchange
XNYS
Asset class
common
Optionable
Yes
24-hour trading
Yes
Fractional eligible
Yes
Tokenized
No
Market cap tier
micro

Where to buy STEM

15 brokers in our matrix offer STEM (penny/OTC-friendly subset). Verify availability and current fees with each broker before trading.

BrokerCommissionFractionalExtendedOvernightOptionsOTCQXOTCQBPink Cur.Pink Ltd.GreySurchargeShort locate
Firstrade logoFirstradeReview$0
~4,000+ tickers, ≥ $5
~1,200
$0FullFullFullFullLimited—limited
Interactive Brokers logoInteractive BrokersReview$0 (Lite) / per-share (Pro)
~10,000
per-contract pricingFullFullFullFullFullPer-share pricing appliesbest
TradeStation logoTradeStationReview$0 listed
$0.50 / $0.60FullFullFullFullLimited$0.005/share OTC (TS Select/TS Go), $0 up to 10,000 sharesstrong
Charles Schwab (thinkorswim) logoCharles Schwab (thinkorswim)Review$0
Schwab Stock Slices, S&P 500 only, ≥ $5/slice, up to 30 at once
~1,130
$0.65FullFullFullLimitedLimitedVariable service fees on certain restrictedmoderate
E*TRADE (Morgan Stanley) logoE*TRADE (Morgan Stanley)Review$0 listed
~20
$0.65FullFullFullFullLimited$6.95 flat on penny stocksmoderate
Fidelity logoFidelityReview$0
Stocks by the Slice, 7,000+ stocks/ETFs, from $1
$0.65FullFullNoNoNo—limited
Merrill Edge logoMerrill EdgeReview$0
$0.65FullFullFullLimitedNo—none
Moomoo logoMoomooReview$0
$0LimitedLimitedLimitedNoNo—limited
Public.com logoPublic.comReview$0
rebate modelLimitedLimitedLimitedNoNo—none
SoFi Active Investing logoSoFi Active InvestingReview$0
$0FullLimitedLimitedNoNo—none
tastytrade logotastytradeReview$0 stocks
$1.00 open, $0 close (capped at $10 per leg)LimitedLimitedLimitedNoNo—limited
Webull logoWebullReview$0
$0LimitedLimitedLimitedNoNo—limited
CenterPoint Securities logoCenterPoint SecuritiesReviewPer-share (day-trader oriented)
per-contractFullFullFullFullFullPer-sharebest
Cobra Trading logoCobra TradingReviewPer-share (day-trader oriented)
per-contractFullFullFullFullFullPer-sharebest
SpeedTrader logoSpeedTraderReviewPer-share (day-trader oriented)
per-contractFullFullFullFullFullPer-sharebest

24-Hour / Overnight trading

STEM 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

STEM 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 Stem, Inc.

Stem Inc is a provider of energy storage systems. The company bundles third-party hardware with its proprietary Athena software to provide customers a turnkey solution. Stem sells its solutions to commercial and industrial customers as well as independent power producers and renewable developers. Its solutions help customers maximize renewable energy generation and help build a cleaner and more resilient grid. The Company operates as one operating segment that is focused exclusively on technology services that transform the way energy is distributed and consumed.
Sector
SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN
Employees
423
Headquarters
HOUSTON, TX
Listed
2021-04-29
Market cap
$51.70M

Frequently asked

Where can I buy Stem, Inc. (STEM)?

STEM 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 STEM after hours or overnight?

Yes. STEM 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 STEM?

No. Robinhood does not provide access to the OTC tier STEM trades on. Interactive Brokers, TradeStation, and Firstrade have the broadest OTC coverage.

Does Fidelity offer STEM?

Partial. Fidelity's OTC access is tier-limited — see the OTC columns in the matrix to check whether STEM's specific tier is supported.

Does Webull offer STEM?

Partial. Webull's OTC access is tier-limited — see the OTC columns in the matrix to check whether STEM's specific tier is supported.

Is STEM optionable?

Yes. STEM has listed options contracts. Per-contract pricing varies by broker — see the Options column in the matrix.

Is there a tokenized version of STEM?

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 STEM?

Yes. Multiple brokers in the matrix support fractional shares for STEM — see the Fractional column above for per-broker eligibility and minimums.