How to Buy Cognition Therapeutics, Inc. Common Stock (CGTX) Stock

Where to buy CGTX

15 brokers in our matrix offer CGTX (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
FirstradeReview	$0	~4,000+ tickers, ≥ $5		~1,200	$0	Full	Full	Full	Full	Limited	—	limited
Interactive BrokersReview	$0 (Lite) / per-share (Pro)			~10,000	per-contract pricing	Full	Full	Full	Full	Full	Per-share pricing applies	best
TradeStationReview	$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
Charles Schwab (thinkorswim)Review	$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
E*TRADE (Morgan Stanley)Review	$0 listed			~20	$0.65	Full	Full	Full	Full	Limited	$6.95 flat on penny stocks	moderate
FidelityReview	$0	Stocks by the Slice, 7,000+ stocks/ETFs, from $1			$0.65	Full	Full	No	No	No	—	limited
Merrill EdgeReview	$0				$0.65	Full	Full	Full	Limited	No	—	none
MoomooReview	$0				$0	Limited	Limited	Limited	No	No	—	limited
Public.comReview	$0				rebate model	Limited	Limited	Limited	No	No	—	none
SoFi Active InvestingReview	$0				$0	Full	Limited	Limited	No	No	—	none
tastytradeReview	$0 stocks				$1.00 open, $0 close (capped at $10 per leg)	Limited	Limited	Limited	No	No	—	limited
WebullReview	$0				$0	Limited	Limited	Limited	No	No	—	limited
CenterPoint SecuritiesReview	Per-share (day-trader oriented)				per-contract	Full	Full	Full	Full	Full	Per-share	best
Cobra TradingReview	Per-share (day-trader oriented)				per-contract	Full	Full	Full	Full	Full	Per-share	best
SpeedTraderReview	Per-share (day-trader oriented)				per-contract	Full	Full	Full	Full	Full	Per-share	best

24-Hour / Overnight trading

CGTX 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.

Penny stock / OTC routing

CGTX 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 Cognition Therapeutics, Inc. Common Stock

Cognition Therapeutics Inc is a clinical-stage biopharmaceutical company engaged in the discovery and development of small-molecule therapeutics targeting age-related degenerative diseases and disorders of the central nervous system (CNS) and retina. It aims to develop disease-modifying therapies for patients with these disorders. Its product candidate, zervimesine (CT1812), is an orally delivered small molecule designed to protect neuronal synapses by preventing the binding of oligomers of pathogenic proteins, including beta-amyloid and alpha-synuclein. These protein oligomers have been linked to the progression of degenerative diseases such as Alzheimer's disease (AD) and dementia with Lewy bodies (DLB).

Sector

BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)

Employees

14

Headquarters

PURCHASE, NY

Listed

2021-10-08

Market cap

$115.45M

Frequently asked

Where can I buy Cognition Therapeutics, Inc. Common Stock (CGTX)?

CGTX 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 CGTX after hours or overnight?

Yes. CGTX 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 CGTX?

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

Does Fidelity offer CGTX?

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

Does Webull offer CGTX?

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

Is CGTX optionable?

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

Is there a tokenized version of CGTX?

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 CGTX?

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