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ATRA · Atara Biotherapeutics, Inc.

Track ATRA — free
$9.38 -0.51 (-5.16%) At close · Sep 11
Market Cap
$94.15M
Shares
10.04M

Price & Indicators

20d MA 50d MA 200d MA Earnings Filing Insider Congress Investor day
Close$9.38 Open$10.00 Day$9.38–10.00 52W close$4.18–18.09 Avg vol 30d48K Short int427K · 4.3% float · 11.1d Short vol45% Last earningsNov 1, 2023 DataJun 2024–Sep 2026 Filing10-Q · Aug 12

Raw chart and full-history price indicators begin at the captured split on Jun 20, 2024; bars on opposite sides are not compared.

Up next

filed Aug 12, 2026

Metrics snapshot

Useful current figures from the complete screener profile.

Revenue (TTM)
$6.19M
Trailing 12 months
Net income (TTM)
−$16.69M
Trailing 12 months
Revenue growth YoY
-96.4%
Year over year
Operating margin
-229.7%
Trailing 12 months
P / E (TTM)
Trailing earnings
FCF yield
TTM · current market cap
Return on invested capital
Trailing 12 months
Net cash
$9.87M
Latest balance sheet
Dividend yield
Trailing 12 months
Shares change YoY
+22.1%
Year over year · more shares
Price change (1Y)
-22.9%
Trailing year
Short interest
4.3%
Latest settlement · 11.1 days to cover
View all 115 metrics

Equibles Rating

blended score · not investment advice
Overall
Neutral
SellHoldBuy
Technical Buy Momentum Strong Sentiment Bullish Fundamentals Weak Quant / Vol Very High
Market backdrop VIX 15.8 · calm Equity put/call 0.58
Technical
price trend
Buy
50 / 200-day cross No cross
Price vs 200-day avg +7%
above
Price vs 50-day avg +4%
above
RSI (14) 51
neutral
MACD trend Positive
52-week position 37%
mid-range
Volume (OBV) Confirms
volume backs price
Momentum
relative strength
Strong
1-month return +10%
trailing
6-month return +91%
trailing
YTD return −48%
this year
Relative strength +73%
vs S&P · 6-mo
Sentiment
smart money
Bullish
Trend (MA cross) No cross
50d $9 › 200d $9 — 50d above 200d
Institutional flow Accumulating
+6% holders QoQ · +4 funds added
Insider flow Accumulating
Net +$959.1K over 90 days · 50% sells
Short interest Falling
4.26% of float · ▼ -10.4% MoM · 11.1 days cover
Volume signal Normal
Volume near normal
Institution breadth Steady
37 holders — mid 3-yr range
Squeeze score 61
elevated · 0–100
Fundamentals
Weak
Revenue growth −6%
Y/Y
EPS growth +123%
Y/Y
Free cash flow $-50.9M
Quant / Vol
risk profile
Very High
Volatility 144%
annualized · 1-yr
Max drawdown −77%
past year
ATR 6.9%
of price · 14-day

Blended from price, momentum, positioning, fundamentals & volatility · daily-close · not investment advice. Market backdrop is context, not part of the score.

Technicals

trend & momentum for long-term holders Buy
0 · 4 · 3
50 / 200-day cross
No cross Neutral
Price vs 200-day avg
+7% Bullish
Price vs 50-day avg
+4% Bullish
RSI (14)
51 Neutral
MACD trend
Positive Bullish
52-week position
37% Neutral
Volume (OBV)
Confirms Neutral
Market signals — smart money & positioning
Bullish · 3 of 6
Trend (MA cross) No cross
50d $9 › 200d $9 — 50d above 200d
Institutional flow Accumulating
+6% holders QoQ · +4 funds added
Insider flow Accumulating
Net +$959.1K over 90 days · 50% sells
Short interest Falling
4.26% of float · ▼ -10.4% MoM · 11.1 days cover
Volume signal Normal
Volume near normal
Institution breadth Steady
37 holders — mid 3-yr range
Price context
position in its 52-week range
Range low $4 Now $9 · 37% Range high $18
vs 200-day avg +7% vs 50-day avg +4%

Illustrative technical + ownership context — a signal mix, not investment advice.

Key metrics

Earlier KPI extraction records exist, but do not meet the current evidence-completeness requirements. No current verified series is available. Earlier figures remain withheld until revalidated; this is not evidence that the company reports no KPIs.

Versus peers

Biotechnology — same industry group
Open screener →
Company Mkt cap YTD Rev growth Y/Y P/E Short % shares
ATRA
Atara Biotherapeutics, Inc.
this stock
$94.15M -48.1% -6.3% 4.3%
VRTX
Vertex Pharmaceuticals Inc / Ma
$130.64B +13.7% +46.2% 30.0 1.8%
REGN
Regeneron Pharmaceuticals, Inc.
$80.46B +1.2% +20.8% 19.4 2.5%
ARGX
Argenx SE
$61.22B +17.1% 2.0%
MRNA
Moderna, Inc.
$57.48B +388.2% +4.3% 9.8%

Peers by industry group · P/E from as-reported trailing EPS · short % is of shares outstanding

At a glance

key data from every section
Ownership
Institutional Holders Accumulating
Holders
37
% held
44.5%
Net QoQ
+1.9M sh
Top holder
EcoR1 Capital, LLC
Held Float
View
Held by Funds
Fund positions
23
View
Short & Settlement
Short Interest Falling
Shares short
427.4K
Days to cover
11.1d
Change
-49.8K sh
View
Short Volume
Short vol %
45%
As of
Sep 11, 2026
Short Total
View
Fails to Deliver
FTD shares
1.1K
Value
$9.7K
As of
Aug 13, 2026
View
Off-Exchange
Off-exchange %
38.6%
Week of
Aug 3, 2026
Off-exch Lit
View
Smart Money
Insider Trades Net buying
Net (90d)
+$959.1K
Buyers / Sellers
1 / 1
Buyers Sellers
View
Financials
Financials
Revenue (FY)
$120.8M
Net income (FY)
$32.7M
EPS diluted
$2.57
View
Filings
SEC Filings
Latest
8-K
Filed
Aug 12, 2026
This year
16
View
Proposed Sales
Value
$42.3K
Shares
5.1K
Filed
Aug 26, 2026
View
Earnings & Events
Earnings Calls
Last call
Nov 1, 2023
View

Performance

Raw-price comparisons begin at the captured split on Jun 20, 2024; windows that need an earlier baseline remain unavailable.

5D 20D 120D MTD YTD
ATRA -1.6% +10.2% +91.0% +5.4% -48.2%
SPY -1.2% -1.8% +17.8% -0.4% +12.1%
vs SPY -0.4% +12.0% +73.2% +5.8% -60.2%
Key facts CIK 1604464 CUSIP 046513206 13F (30d) 14 filings 14 filers Visit website Investor relations