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Atara Biotherapeutics, Inc. (ATRA)

NASDAQ

$9.39

$+0.01

(+0.11%)

Pre-Market

Atara Biotherapeutics, Inc. (ATRA) Live Price Chart

Last updated: ⁦2026-09-16 10:31:00⁩. Prices reflect the latest pre-market trading data. Stock price data is sourced from Massive.

Summary

Atara Biotherapeutics, Inc. (ATRA) operates in the BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) sector and is listed on NASDAQ. The stock is currently priced at $9.39, with a market capitalisation of $92.85M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $3.92 to $19.15. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$92.85M
Open	$9.21
Day's High	$1,639.00
Day's Low	$3.92
Previous Close	$9.25
Volume	53.18K
Average Volume	64.78K
P/E Ratio	--
52-Week High	$19.15
52-Week Low	$3.92
Dividend Yield	--
Earnings Date	--

Atara Biotherapeutics, Inc. (ATRA) Pre-Market Stock Price

Atara Biotherapeutics, Inc. (ATRA) is trading at $9.25 in pre-market trading as of 2026-09-15 23:31:00, down 0.05% ($0.01) from the previous close of $9.25

Pre-market trading shows how investors are pricing ATRA before the regular session opens. The current pre-market price is near the previous close, indicating cautious early trading sentiment.

Atara Biotherapeutics, Inc. (ATRA) 7-Day Stock Price Change

Over the past seven days, Atara Biotherapeutics, Inc. (ATRA) moved from $9.76 to $9.39, representing a decline of 3.76% ($0.37).

The stock traded between $8.92 and $11.33 during the period. The latest price is near the lower end of the 7-day range, indicating moderate downward.

The average daily volume was 65.32 thousand shares, up versus the previous seven-day period, indicating higher trading activity.

ATRA 52-Week Price Position

Position in Range: 35.9%

52W Low$3.92

52W High$19.15

ATRA is currently trading at $9.39, placing it 35.9% of the way from its 52-week low of $3.92 to its 52-week high of $19.15. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Atara Biotherapeutics, Inc. (ATRA)?

Atara Biotherapeutics Inc operates in the United States healthcare sector. It focuses on developing transformative therapies for patients with serious diseases, including solid tumors, hematologic cancers, and autoimmune diseases. It operates and manages business as one operating and reportable segment which is the business of developing therapeutics. The company's product candidates comprise Tab-cel, ATA3431, and ATA3219.

Atara Biotherapeutics, Inc. Information

Industry	BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
Employees	10
Exchange	NASDAQ
Company Website	https://www.atarabio.com

How to Buy Atara Biotherapeutics, Inc. (ATRA) Stock on MEXC

Eligible investors can buy real shares of Atara Biotherapeutics, Inc. (ATRA) 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 ATRA and Place Your Order

Open the RealStocks trading page and search for ATRA. 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 Atara Biotherapeutics, Inc. (ATRA) stock price today?

Atara Biotherapeutics, Inc. (ATRA) is currently trading at $ 9.39, up 1.55% ($0.14) from the previous close of $ 9.25. Intraday prices update in real time during regular trading hours.

2.Is ATRA stock going up or down today?

As of 2026-09-15 23:31:00, ATRA is trading at $ 9.39, up 1.55% ($0.14) from its previous close of $ 9.25. The stock has traded between $ 3.92 and $ 1,639.00 during today’s regular session. Past price movements do not guarantee future results.

3.What is ATRA pre-market price?

As of 2026-09-15 23:31:00, ATRA is trading at $ 9.25 in pre-market trading, down 0.05% ($0.01) from the previous close of $ 9.25. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is ATRA after-hours price?

As of 2026-09-15 23:31:00, ATRA is trading at $ 9.40 in after-hours trading, up 1.57% ($0.14) from the regular-session close of $ 9.25. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is ATRA stock trading now?

ATRA 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 ATRA sit relative to its 52-week high and low?

Over the past 52 weeks, ATRA has traded between a low of $ 3.92 and a high of $ 19.15. At $ 9.39, the stock is positioned 35.9% 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 Atara Biotherapeutics, Inc. in?

Atara Biotherapeutics, Inc. (ATRA) 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 Atara Biotherapeutics, Inc.'s market capitalisation and where is it listed?

Atara Biotherapeutics, Inc. is listed on the NASDAQ exchange with a market capitalisation of $ 92.85M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

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

ATRA trades at a P/E ratio of --, based on trailing-twelve-month EPS of $ -1.66. 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 Atara Biotherapeutics, Inc. pay a dividend?

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