ATRA Atara Biotherapeutics, Inc.

track record → $4.60 -0.13 (-2.8%)
Get emailed when ATRA changes direction
Mkt Cap $42M P/E 1.9 fwd 6.1 52wk $3.92 - $19.14 Earnings 2026-05-14
Factor Model (net -1.8)

Factor Model

net -1.8
Est. Revisions
-1.0
Insider Activity
+0.0
Momentum
+0.0
Analyst Rev.
+0.0
Narrative Gap
+0.0

Analysis pending — waiting for first signal cycle.

Evidence

Fundamentals & Data ▾
Atara Biotherapeutics, Inc. Healthcare · Biotechnology
Mkt Cap
$42M
P/E
1.9 fwd 6.1
Beta
-0.33
52w Range
$3.92 - $19.14
Short Interest
317,953 4.6%
Days to Cover
3.3 +2%
Technicals downtrend
from 52w Hi
-10.2%
1w return
-5.2%
Insiders
selling 0B / 14S
EPS Estimate
$-0.22 -119.0% 30d 0up / 0dn
Est. Dispersion
198% 3 analysts
Analyst Target
$9 $4 - $18
Insider Cluster
strong sell 1B / 6S
Fund Convergence
moderate Renaissance, Citadel
Financials
Revenue
$2M -95% YoY
FCF
$-6M
Gross Margin
94%
Op Margin
-161%
Momentum: accelerating
Top Holders
Renaissance
Citadel
Recent Filings & Data
insider trade 38
net selling · $937,670 sold · $186,372 bought
14 insiders · 38 transactions (30d)
Recent transactions
PANACEA INNOVATION LTD · exercise · $26
GRANT-HUERTA YANINA · award
NGUYEN ANHCO T · sell · $15,237
GRANT-HUERTA YANINA · sell · $10,691
PANACEA INNOVATION LTD · sell · $489,019
PANACEA VENTURE · exercise · $5
NGUYEN ANHCO T · sell · $38,437
GRANT-HUERTA YANINA · sell · $23,788
NGUYEN ANHCO T · sell · $34,360
GRANT-HUERTA YANINA · sell · $21,009
PANACEA INNOVATION LTD · buy · $186,372
FUST MATTHEW K. · award
HEIDEN WILLIAM K · award
TOUCHON PASCAL · award
RONCAROLO MARIA GRAZIA · award
MALLIK AMEET · award
GALLAGHER CAROL GILTNER · award
NGUYEN ANHCO T · sell · $22,156
ADIUMENTUM CAPITAL FUND I LP · award · $499,531
GRANT-HUERTA YANINA · sell · $15,000
NGUYEN ANHCO T · sell · $23,307
HYLLENGREN ERIC J · sell · $8,473
HENRICH JILL · sell · $7,410
HYLLENGREN ERIC J · award
NGUYEN ANHCO T · sell · $18,633
HYLLENGREN ERIC J · sell · $15,274
HENRICH JILL · sell · $11,198
NGUYEN ANHCO T · award
NGUYEN ANHCO T · sell · $12,072
TOUCHON PASCAL · sell · $20,139
MURUGAN AMAR · sell · $7,677
HYLLENGREN ERIC J · sell · $7,093
HENRICH JILL · sell · $6,384
NGUYEN ANHCO T · sell · $26,469
TOUCHON PASCAL · sell · $50,289
MURUGAN AMAR · sell · $19,991
HYLLENGREN ERIC J · sell · $17,676
HENRICH JILL · sell · $15,888
3 signals · latest 16d ago

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