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How to Buy CSP Inc. (CSPI) Stock

Compare 15 brokers offering CSPI, check 24-hour trading availability, and confirm OTC tier access.

CSPI
$0.0000−$9.42 (−100.00%)
Day range
$9.26 – $9.45
52-week range
$7.55 – $15.94
Volume
1.9K
Market cap
$94.88M
Exchange
XNAS
Asset class
common
Optionable
No
24-hour trading
Yes
Fractional eligible
Yes
Tokenized
No
Market cap tier
micro

Where to buy CSPI

15 brokers in our matrix offer CSPI (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

CSPI 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

CSPI 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 CSP Inc.

CSP Inc develops and markets IT integration solutions, security products, managed IT services, cloud services, purpose-built network adapters, and high-performance cluster computer systems. The firm operates in two segments, namely Technology Solutions, where the company focuses on value-added reseller integrated solutions, including third-party hardware, software, and technical computer-related consulting, and High-Performance Products segments, where the company designs, manufactures, and delivers products and services to customers that require specialized cybersecurity services, networking, and signal processing. It generates a majority of its revenue from the Technology Solutions segment. Geographically, the company generates the majority of its revenue from the Americas.
Sector
SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN
Employees
123
Headquarters
LOWELL, MA
Listed
1982-01-29
Market cap
$94.88M

Frequently asked

Where can I buy CSP Inc. (CSPI)?

CSPI 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 CSPI after hours or overnight?

Yes. CSPI 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 CSPI?

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

Does Fidelity offer CSPI?

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

Does Webull offer CSPI?

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

Is CSPI optionable?

No. CSPI does not have listed options contracts at the moment.

Is there a tokenized version of CSPI?

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 CSPI?

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