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Compass Therapeutics, Inc. (CMPX)

NASDAQ

$2.21

$-0.17

(-7.35%)

Previous Close: ⁦$2.38⁩

Market Closed

Compass Therapeutics, Inc. (CMPX) Live Price Chart

Last updated: ⁦2026-09-09 04:53:20⁩. Prices reflect the latest closing data and will resume updating on the next trading day. Stock price data is sourced from Massive.

Summary

Compass Therapeutics, Inc. (CMPX) operates in the BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) sector and is listed on NASDAQ. The stock is currently priced at $2.21, with a market capitalisation of $428.61M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $1.61 to $6.88. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$428.61M
Open	$2.32
Day's High	$12.50
Day's Low	$0.77
Previous Close	$2.38
Volume	2.16M
Average Volume	2.97M
P/E Ratio	--
52-Week High	$6.88
52-Week Low	$1.61
Dividend Yield	--
Earnings Date	--

Compass Therapeutics, Inc. (CMPX) Latest Closing Stock Price

Compass Therapeutics, Inc. (CMPX) last closed at $2.38 as of 2026-09-08 23:58:00, unchanged from the previous close of $2.38.

During the latest regular trading session, CMPX traded between $0.77 and $12.50, with a volume of 2.16M shares. The closing price was near the lower end and near the lower end of its 52-week range.

Compass Therapeutics, Inc. (CMPX) 7-Day Stock Price Change

Over the past seven days, Compass Therapeutics, Inc. (CMPX) moved from $2.52 to $2.21, representing a decline of 12.50% ($0.31).

The stock traded between $2.21 and $2.53 during the period. The latest price is near the lower end of the 7-day range, indicating strong downward.

The average daily volume was 2.46 million shares, up versus the previous seven-day period, indicating higher trading activity.

CMPX 52-Week Price Position

Position in Range: 11.3%

52W Low$1.61

52W High$6.88

CMPX is currently trading at $2.21, placing it 11.3% of the way from its 52-week low of $1.61 to its 52-week high of $6.88. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Compass Therapeutics, Inc. (CMPX)?

Compass Therapeutics Inc is a clinical-stage oncology-focused biopharmaceutical company that develops proprietary antibody therapeutics to engage the immune system to treat multiple human diseases. The company's scientific focus is on the relationship between angiogenesis, the immune system, and tumor growth. It is engaged in drug discovery by leveraging its proprietary antibody discovery engine to target the immune system and identify optimal combinations empirically broadly. Through StitchMabs and common light chain platforms, these combinatorial insights can be rapidly translated into tailored bispecifics with monoclonal-like manufacturability. Its pipeline is comprised of the following product candidates; CTX-009, CTX-471, CTX-10726, VEGF-A, Bispecific, and CTX-8371.

Compass Therapeutics, Inc. Information

Industry	BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
Employees	39
Exchange	NASDAQ
Company Website	https://www.compasstherapeutics.com

How to Buy Compass Therapeutics, Inc. (CMPX) Stock on MEXC

Eligible investors can buy real shares of Compass Therapeutics, Inc. (CMPX) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licenced broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for CMPX and Place Your Order

Open the RealStocks trading page and search for CMPX. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is Compass Therapeutics, Inc. (CMPX) share price today?

Compass Therapeutics, Inc. (CMPX) is currently trading at $ 2.21, down 7.35% ($0.17) from the previous close of $ 2.38. Intraday prices update in real time during regular trading hours.

2.Is CMPX stock going up or down today?

As of 2026-09-08 23:58:00, CMPX is trading at $ 2.21, down 7.35% ($0.17) from its previous close of $ 2.38. The stock has traded between $ 0.77 and $ 12.50 during today’s regular session. Past price movements do not guarantee future results.

3.What is CMPX pre-market price?

As of 2026-09-08 23:58:00, CMPX is trading at $ 2.36 in pre-market trading, down 0.80% ($0.02) from the previous close of $ 2.38. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is CMPX after-hours price?

As of 2026-09-08 23:58:00, CMPX is trading at $ 2.26 in after-hours trading, down 5.25% ($0.13) from the regular-session close of $ 2.38. After-hours prices may differ from the regular session's opening price due to lower liquidity and wider bid-ask spreads.

5.Is CMPX stock trading now?

CMPX trades on the NASDAQ exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does CMPX sit relative to its 52-week high and low?

Over the past 52 weeks, CMPX has traded between a low of $ 1.61 and a high of $ 6.88. At $ 2.21, the stock is positioned 11.3% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is Compass Therapeutics, Inc. in?

Compass Therapeutics, Inc. (CMPX) operates in the BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is Compass Therapeutics, Inc.'s market capitalisation and where is it listed?

Compass Therapeutics, Inc. is listed on the NASDAQ exchange with a market capitalisation of $ 428.61M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is CMPX valued in terms of P/E ratio and EPS?

CMPX trades at a P/E ratio of --, based on trailing-twelve-month EPS of --. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does Compass Therapeutics, Inc. pay a dividend?

Compass Therapeutics, Inc. pays an indicated annual cash dividend of $ 0.00 per share, with a current dividend yield of --% based on the latest share price. Dividend policies are subject to change at the board's discretion.