9.76
price up icon2.41%   0.23
after-market After Hours: 10.48 0.72 +7.38%
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Atara Biotherapeutics Inc stock is traded at $9.76, with a volume of 132.73K. It is up +2.41% in the last 24 hours and up +11.29% over the past month. 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.
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Previous Close:
$9.53
Open:
$9.45
24h Volume:
132.73K
Relative Volume:
1.96
Market Cap:
$97.97M
Revenue:
$23.14M
Net Income/Loss:
$-9.47M
P/E Ratio:
-11.06
EPS:
-0.8827
Net Cash Flow:
$-25.88M
1W Performance:
+6.09%
1M Performance:
+11.29%
6M Performance:
+81.08%
1Y Performance:
-23.75%
1-Day Range:
Value
$9.25
$9.95
1-Week Range:
Value
$8.80
$9.95
52-Week Range:
Value
$3.92
$19.14

Atara Biotherapeutics Inc Stock (ATRA) Company Profile

Name
Name
Atara Biotherapeutics Inc
Name
Phone
805-623-4211
Name
Address
1280 RANCHO CONEJO BLVD, THOUSAND OAKS, CA
Name
Employee
13
Name
Twitter
@Atarabio
Name
Next Earnings Date
2026-08-10
Name
Latest SEC Filings
Name
ATRA's Discussions on Twitter

Compare ATRA vs VRTX, REGN, ARGX, MRNA, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
ATRA icon
ATRA
Atara Biotherapeutics Inc
9.76 94.15M 23.14M -9.47M -25.88M -0.8827
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
546.12 136.93B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
827.72 85.11B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
1,033.15 64.95B 4.16B 1.29B 734.26M 19.58
MRNA icon
MRNA
Moderna Inc
145.55 53.23B 2.23B -3.19B -1.60B -8.1462
RVMD icon
RVMD
Revolution Medicines Inc
210.02 45.38B 742.00K -1.37B -1.07B -7.0731

Atara Biotherapeutics Inc Stock (ATRA) Upgrades & Downgrades

Date Action Analyst Rating Change
Jan-13-26 Downgrade Canaccord Genuity Buy → Hold
Nov-09-23 Downgrade Evercore ISI Outperform → In-line
Nov-09-23 Downgrade H.C. Wainwright Buy → Neutral
Nov-09-23 Downgrade Mizuho Buy → Neutral
Jul-20-22 Downgrade Citigroup Neutral → Sell
Jul-13-22 Downgrade JP Morgan Overweight → Neutral
Jul-13-22 Downgrade Stifel Buy → Hold
May-10-22 Downgrade Citigroup Buy → Neutral
May-13-21 Upgrade JP Morgan Neutral → Overweight
Dec-09-20 Downgrade Citigroup Buy → Neutral
Dec-08-20 Reiterated H.C. Wainwright Buy
Nov-10-20 Reiterated H.C. Wainwright Buy
Jun-30-20 Initiated Evercore ISI Outperform
Jun-15-20 Initiated H.C. Wainwright Buy
Apr-23-20 Upgrade Citigroup Neutral → Buy
Nov-08-19 Downgrade JP Morgan Overweight → Neutral
Sep-27-19 Downgrade Goldman Neutral → Sell
Sep-16-19 Downgrade Jefferies Buy → Hold
Jun-04-19 Upgrade Citigroup Sell → Neutral
May-30-19 Initiated ROTH Capital Buy
May-23-19 Initiated Stifel Buy
Jan-23-19 Initiated Mizuho Buy
Apr-10-18 Initiated JP Morgan Overweight
Mar-16-18 Initiated Guggenheim Neutral
Mar-05-18 Reiterated Jefferies Buy
Feb-28-18 Downgrade JMP Securities Mkt Outperform → Mkt Perform
Feb-15-18 Downgrade Citigroup Neutral → Sell
Jan-03-18 Upgrade Citigroup Sell → Neutral
Oct-06-17 Resumed Goldman Neutral
View All

Atara Biotherapeutics Inc Stock (ATRA) Latest News

pulisher
Sep 06, 2026

Bronstein, Gewirtz & Grossman, LLC Announces an Investigation Against Atara Biotherapeutics, Inc. (ATRA) and Encourages Investors to Learn More About the Investigation - ACCESS Newswire

Sep 06, 2026
pulisher
Sep 06, 2026

Independent Director of Atara Biotherapeutics Picks Up 272% More Stock - simplywall.st

Sep 06, 2026
pulisher
Sep 04, 2026

Atara Biotherapeutics (ATRA) Director Brian Cherry Buys 104,166 Shares - GuruFocus

Sep 04, 2026
pulisher
Sep 04, 2026

Atara Biotherapeutics director Brian Cherry buys nearly $1m in shares - Investing.com Canada

Sep 04, 2026
pulisher
Sep 04, 2026

Atara Biotherapeutics director Brian Cherry buys nearly $1m in shares By Investing.com - Investing.com South Africa

Sep 04, 2026
pulisher
Sep 04, 2026

Atara Biotherapeutics Director Purchased Shares Worth Over $999K - TradingView

Sep 04, 2026
pulisher
Sep 04, 2026

(ATRA) Movement as an Input in Quant Signal Sets - news.stocktradersdaily.com

Sep 04, 2026
pulisher
Sep 04, 2026

ATRA Shareholders Have Opportunity to Lead Atara Biotherapeutics - The National Law Review

Sep 04, 2026
pulisher
Sep 04, 2026

Atara Biotherapeutics director Brian Cherry acquires 104,166 common shares for $999,993.60 - Bitget

Sep 04, 2026
pulisher
Aug 27, 2026

Atara Biotherapeutics president and CEO sells $40,882 in shares By Investing.com - Investing.com Nigeria

Aug 27, 2026
pulisher
Aug 26, 2026

Atara Biotherapeutics president and CEO sells $40,882 in shares - Investing.com India

Aug 26, 2026
pulisher
Aug 26, 2026

Atara Biotherapeutics (ATRA) employee plans 5,062-share tax sale - Stock Titan

Aug 26, 2026
pulisher
Aug 18, 2026

Atara (ATRA) Results Breakdown: Profit Per Share Surpasses Its Benchmark on the Day; Post-Report Move: The Stock Records a 1.26% Increase at the CloseProfit Growth Outlook - vinanet.vn

Aug 18, 2026
pulisher
Aug 16, 2026

ATRA SHAREHOLDER ALERT: Bronstein, Gewirtz and Grossman, LLC Anno - The National Law Review

Aug 16, 2026
pulisher
Aug 16, 2026

Atara Biotherapeutics (NASDAQ:ATRA) Rating Increased to Hold at Wall Street Zen - MarketBeat

Aug 16, 2026
pulisher
Aug 15, 2026

Why (ATRA) Price Action Is Critical for Tactical Trading - Stock Traders Daily

Aug 15, 2026
pulisher
Aug 14, 2026

Atara Biotherapeutics (ATRA): Point72 entities report 7.6% beneficial stake - Stock Titan

Aug 14, 2026
pulisher
Aug 14, 2026

Atara Biotherapeutics, Inc.: Revenue and Earnings Analysts Forecasts Revisions | ATRA | US0465132068 - marketscreener.com

Aug 14, 2026
pulisher
Aug 13, 2026

Atara Biotherapeutics Inc earnings missed by $0.10, revenue fell short of estimates - Investing.com Nigeria

Aug 13, 2026
pulisher
Aug 13, 2026

Atara Biotherapeutics Announces Second Quarter 2026 Financial Results and Operational Progress - BioSpace

Aug 13, 2026
pulisher
Aug 12, 2026

Atara Biotherapeutics cuts costs 87%, extends cash runway to mid-2027 - scanx.trade

Aug 12, 2026
pulisher
Aug 12, 2026

Is Atara Biotherapeutics Inc (ATRA) Positioned for Growth After - GuruFocus

Aug 12, 2026
pulisher
Aug 12, 2026

Atara Biotherapeutics (NASDAQ:ATRA) Announces Quarterly Earnings Results - MarketBeat

Aug 12, 2026
pulisher
Aug 12, 2026

Atara Biotherapeutics 2Q 2026: Revenue $0.63M, Net loss $(9.0)M — 10-Q Summary - TradingView

Aug 12, 2026
pulisher
Aug 12, 2026

Atara Biotherapeutics: Q2 Earnings Snapshot - AOL.com

Aug 12, 2026
pulisher
Aug 12, 2026

BRIEF-Atara Biotherapeutics Q2 EPS USD -0.32 - TradingView

Aug 12, 2026
pulisher
Aug 11, 2026

Atara Biotherapeutics (ATRA) Rallies 3.8% to $8.94, Approaching Resistance at $9.39Volume Nodes - dars.gov.et

Aug 11, 2026
pulisher
Aug 10, 2026

Atara Biotherapeutics (NASDAQ:ATRA): What Could Today’s Update Reveal About Program Focus And Funding Discipline? - Kalkine Media

Aug 10, 2026
pulisher
Aug 08, 2026

ATRA DEADLINE REMINDER: Bronstein, Gewirtz & Grossman LLC Reminds - The National Law Review

Aug 08, 2026
pulisher
Aug 08, 2026

Atara Biotherapeutics (NASDAQ:ATRA) Downgraded to "Sell" Rating by Wall Street Zen - MarketBeat

Aug 08, 2026
pulisher
Aug 07, 2026

Atara Biotherapeutics Inc (ATRA) Earnings Forecast: Future EPS & Revenue Growth Estimates - TradingKey

Aug 07, 2026
pulisher
Aug 07, 2026

Atara Biotherapeutics, Inc. expected to post a loss of 31 cents a shareEarnings Preview - TradingView

Aug 07, 2026
pulisher
Aug 07, 2026

ATRA Q2'26 Earnings: EPS estimate is (0.32) USD - TradingView

Aug 07, 2026
pulisher
Aug 06, 2026

ATRA DEADLINEFINAL REMINDER: Bronstein, Gewirtz & Grossman LLC - The National Law Review

Aug 06, 2026
pulisher
Aug 04, 2026

Understanding Momentum Shifts in (ATRA) - Stock Traders Daily

Aug 04, 2026
pulisher
Aug 04, 2026

ATRA INVESTOR ALERT: Bronstein, Gewirtz and Grossman, LLC Announc - The National Law Review

Aug 04, 2026
pulisher
Aug 03, 2026

ATRA Q2'26 Earnings: revenue estimate is 550.00K USD - TradingView

Aug 03, 2026
pulisher
Aug 03, 2026

Atara Biotherapeutics (ATRA) Projected to Release Earnings on Monday - MarketBeat

Aug 03, 2026
pulisher
Aug 01, 2026

Enterprise value to revenue forward of Atara Biotherapeutics, Inc. – NASDAQ:ATRA - TradingView

Aug 01, 2026
pulisher
Jul 31, 2026

Atara Biotherapeutics Inc (ATRA) Financial Health: Profitability & Balance Sheet Analysis - TradingKey

Jul 31, 2026
pulisher
Jul 28, 2026

EcoR1 Capital LLC Sells 473,590 Shares of Atara Biotherapeutics, Inc. $ATRA - MarketBeat

Jul 28, 2026
pulisher
Jul 27, 2026

Atara Biotherapeutics Inc (ATRA) Revenue Breakdown: Business Segments, Regional Revenue & Profit Contribution - TradingKey

Jul 27, 2026
pulisher
Jul 27, 2026

Atara Biotherapeutics Inc (ATRA) Valuation: PE, PB & Fair Value Analysis - TradingKey

Jul 27, 2026
pulisher
Jul 27, 2026

Atara Biotherapeutics Inc (ATRA) Dividends & Stock Splits: Historical Payouts and Event Timeline - TradingKey

Jul 27, 2026
pulisher
Jul 27, 2026

Atara Biotherapeutics, Inc. (ATRA) Investigation: Bronstein, Gewirtz & Grossman, LLC Encourages Investors to Contact the Firm to Learn More About the Investigation - ACCESS Newswire

Jul 27, 2026
pulisher
Jul 27, 2026

Atara Biotherapeutics Inc (ATRA) Risk Assessment: Volatility, Financial Risk & Investment Risk - TradingKey

Jul 27, 2026
pulisher
Jul 27, 2026

TradingKey - TradingKey

Jul 27, 2026
pulisher
Jul 25, 2026

Form 13D/A Atara Biotherapeutics For: 24 July By Investing.com - Investing.com South Africa

Jul 25, 2026
pulisher
Jul 25, 2026

Atara Biotherapeutics Inc (ATRA) Shareholder Structure: Major Shareholders & Institutional Holdings - TradingKey

Jul 25, 2026
pulisher
Jul 25, 2026

Form 4 Atara Biotherapeutics Inc For: 24 July By Investing.com - Investing.com Nigeria

Jul 25, 2026
pulisher
Jul 25, 2026

Atara Biotherapeutics, Inc. Revenue Breakdown – NASDAQ:ATRA - TradingView

Jul 25, 2026

Atara Biotherapeutics Inc Stock (ATRA) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$103.76
price up icon 0.86%
$126.29
price down icon 0.31%
$63.96
price up icon 0.13%
$266.11
price up icon 0.61%
ONC ONC
$358.26
price down icon 1.22%
$210.02
price down icon 0.40%
Cap:     |  Volume (24h):