Overview
Smart money at a glance
Filings to Oct 12, 2026Net buying: insiders sold $41K and bought $1,000K on the open market in 90 days (SEC Form 4). Congress: no trades disclosed in 180 days.
- Company insidersSEC Form 4, last 90 days
- +$959K netNet buying
- CongressSTOCK Act, last 180 days
- NoneNo trades disclosed
- Big fundsSEC 13F, latest quarter
- NoneNo large changes
- Federal contractsUSAspending.gov, last 12 months
- No awardsNone on record
Market overview
Fundamentals Oct 11- Open
- $9.33
- 52-wk high
- $19.14
- High
- $9.56
- 52-wk low
- $3.92
- Low
- $9.33
- Prev close
- $9.23
- Mkt cap
- $95.2M
- Volume
- 22.1K
- Fwd P/E
- 16.2x
- Beta
- 0.22
- P/S
- 15.4x
- P/B
- 16.1x
- Profit margin
- -269.4%
- Op margin
- -627.0%
- ROE
- -2015.0%
What do analysts expect?
Analyst target and ratings are on paid plans
See the 12-month consensus target and the buy/hold/sell rating split.
Unlock the full resultsQuestions about ATRA filings
Are insiders buying or selling Atara Biotherapeutics Inc (ATRA) stock?
Net buying: insiders sold $41K and bought $1,000K of ATRA stock on the open market in the 90 days to Oct 12, 2026, according to SEC Form 4 filings. The largest was Cherry, Brian N (Director), who bought $1,000K. The latest filing was on Sep 4, 2026.
Which members of Congress have traded ATRA recently?
None. No member of Congress disclosed a ATRA trade with a trade date in the last 180 days, according to House and Senate STOCK Act filings.
How current is this ATRA smart-money data?
This summary uses filings available on Oct 12, 2026. Insiders must report trades to the SEC within 2 business days, members of Congress have up to 45 days to disclose a trade, and funds file 13F holdings up to 45 days after each quarter ends, so the latest moves may not be public yet.
Smart money
7 funds hold a position and insiders have been net selling.
What insiders are doing
How top traders are positioned
No tracked top-trader positions in ATRA right now.
Live Hyperliquid positioning - not every stock is covered
Earnings
Results versus expectations
No reported figure for the latest quarter.
Company release linked above, where available
Previous reports
All values in USD| Period ending | Reported | EPS / estimate | EPS surprise | Revenue / estimate | Rev. surprise |
|---|---|---|---|---|---|
| Jun 30, 2026 | Aug 10, 2026 | Unavailable | - | Unavailable | Unavailable |
| Mar 31, 2026 | May 12, 2026 | -$0.29 / -$0.22Alpha Vantage | -35.86% miss | Unavailable | Unavailable |
| Dec 31, 2025 | Mar 16, 2026 | -$0.35 / -$0.10Alpha Vantage | -$0.25 miss | Unavailable | Unavailable |
| Sep 30, 2025 | Nov 12, 2025 | -$0.32 / -$0.66Alpha Vantage | +51.52% beat | Unavailable | Unavailable |
| Jun 30, 2025 | Aug 11, 2025 | $0.19 / -$0.32Alpha Vantage | +$0.51 beat | Unavailable | Unavailable |
| Mar 31, 2025 | May 15, 2025 | $3.50 / -$3.07Alpha Vantage | +$6.57 beat | Unavailable | Unavailable |
| Dec 31, 2024 | Mar 7, 2025 | -$1.19 / -$3.49Alpha Vantage | +65.90% beat | Unavailable | Unavailable |
| Sep 30, 2024 | Nov 12, 2024 | -$2.93 / -$3.50Alpha Vantage | +16.29% beat | Unavailable | Unavailable |
EPS uses Yahoo Finance where available, then Alpha Vantage or verified release comparisons. Revenue uses company releases and saved estimates.
Reports Nov 11, 2026, in 30 days
Financials
What it sold, what it cost, what was left.
| USD | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|
| What came in | ||||
| Revenue | $3.5M | $1.6M | $516.0K | $630.0K |
| Cost of what it sold | $115.0K | $104.0K | $124.0K | $191.0K |
| Gross profit | $3.3M | $1.5M | $392.0K | $439.0K |
| What it spent | ||||
| Research and development | $2.9M | $223.0K | $164.0K | $1.3M |
| Sales and admin | $4.0M | $4.3M | $3.6M | $3.8M |
| Other operating costs | — | -$446.0K | — | — |
| Total operating expenses | $6.9M | $4.1M | $3.8M | $5.2M |
| What was left | ||||
| Operating profit | -$3.6M | -$2.6M | -$3.4M | -$4.7M |
| Interest on debt | $909.0K | $894.0K | $830.0K | $191.0K |
| Profit before tax | -$4.3M | -$3.4M | -$4.1M | -$4.8M |
| Tax | $28.0K | — | — | $1.0K |
| Net profit | -$4.3M | -$3.4M | -$4.1M | -$4.8M |
| EBITDA | -$3.3M | -$2.5M | -$3.3M | -$4.6M |
Technicals
Price structure
This stock is in a strong uptrend.
Trend
Strong uptrend
100 / 100
RSI 14
20D volatility
52-week range
20D support
20D resistance
Returns
Price vs moving averages
Volume pace