ASK REDCHAT ANYTHING ABOUT ATARA BIOTHERAPEUTICS INC.
Atara Biotherapeutics Inc. (NASDAQ: ATRA)
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$10.30
+0.0800
(
+0.78% )
16.2K
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Clinical Trial Pipeline Stages
| Drug Name |
Stage |
| ATA188DetailsEpstein-Barr virus, Multiple sclerosis |
Phase 2 |
| ATA3219DetailsSystemic lupus erythematosus, Lupus nephritis, Autoimmune disease |
Phase 1 |
| ATA3219DetailsNon-Hodgkin lymphoma, Blood cancer, Cancer |
Phase 1 |
| ATA188DetailsMultiple sclerosis, Epstein-Barr virus |
Failed |
Market Data
|
| Open |
$10.30 |
| Previous Close |
$10.22 |
| Volume |
16.2K |
| Market Cap |
$95.06M |
| Day Range |
$10.06 - $10.56 |
| 52 Week Range |
$3.92 - $19.15 |
| Shares Outstanding |
9.01M |
| Change % |
+0.78% |
| Net Change |
▲ 0.0800 |
| Insider Ownership |
-0.01% |
| Exchange |
NASDAQ |
| Sector | Healthcare |
| Industry | Biotechnology: Biological Products (No Diagnostic Substances) |
| IPO Year | 2014 |
| Country | United States |
| Underwriter | IPO Intelligence Only |
Insider Ownership Transactions
Total Amount Purchased:
-3,685,812.00
| Date |
Type |
Amount Purchased |
Purchaser |
| 2025-08-19 |
Buy |
55000.00 |
Panacea Innovation Ltd |
| 2025-07-21 |
Buy |
19335.00 |
Panacea Innovation Ltd |
| 2024-08-14 |
Sale |
-9000.00 |
Touchon Pascal |
| 2024-05-20 |
Sale |
-81506.00 |
Touchon Pascal |
| 2024-05-20 |
Sale |
-25750.00 |
Henrich Jill |
| 2024-05-20 |
Sale |
-28648.00 |
Hyllengren Eric J |
| 2024-05-20 |
Sale |
-32401.00 |
Murugan Amar |
| 2024-05-20 |
Sale |
-42899.00 |
Nguyen AnhCo |
| 2024-04-02 |
Sale |
-150000.00 |
Gallagher Carol Giltner |
| 2024-04-02 |
Sale |
-150000.00 |
Roncarolo Maria Grazia |
SEC Filings
| Form Type |
Description |
Pages |
Date |
| 424b3 |
Other |
2 |
Mar 25, 2026 |
| 4 |
Insider transactions |
1 |
Mar 19, 2026 |
| s-3 |
Registration statements |
15 |
Mar 17, 2026 |
| 10-k |
Annual reports |
92 |
Mar 16, 2026 |
| 424b5 |
Other |
2 |
Mar 16, 2026 |
| 8-k |
8K-related |
10 |
Mar 16, 2026 |
| 8-k |
8K-related |
10 |
Mar 12, 2026 |
| 4 |
Insider transactions |
1 |
Mar 11, 2026 |
| 4 |
Insider transactions |
1 |
Mar 11, 2026 |
| 4 |
Insider transactions |
1 |
Mar 04, 2026 |