ATRA
Atara Biotherapeutics, Inc.
NasdaqGS Healthcare United States
9,16 $US
+2.23% today
-48.45% YTD · -41.99% 1Y
2
Insider transactions
SEC Form 4 · AMF · BaFin — rolling 90 days
15
Hedge funds tracked
Latest available SEC 13F filings
60
/ 100
STRONG

Analysis Atara Biotherapeutics, Inc. (ATRA) — Kairos Score 60/100

Composite score aggregating 8 smart money dimensions: insiders (SEC/AMF/BaFin), hedge funds, politicians & gurus, price momentum, valuation, analyst consensus, financial health, earnings momentum. The higher the score, the more favorable the institutional signals consensus.

💡 Detailed breakdown (the 8 sub-scores) available in the Premium dashboard.

About Atara Biotherapeutics, Inc.

Atara Biotherapeutics, Inc. engages in the development of transformative therapies for patients with cancer and autoimmune disease in the United States and internationally. Its lead product includes Tab-cel (tabelecleucel), a T-cell immunotherapy program that is in Phase 3 clinical trials for the treatment of epstein-barr virus (EBV) with post-transplant lymphoproliferative disease, as well as other EBV-driven diseases. It also develops ATA3219, an allogeneic CAR T targeting CD19 intended to target B-cell malignancies and autoimmune diseases. The company has research collaboration agreements with Memorial Sloan Kettering Cancer Center, and Council of the Queensland Institute of Medical Research. Atara Biotherapeutics, Inc. was incorporated in 2012 and is headquartered in Thousand Oaks, California.

Key info

👔
CEO
Dr. Anhco Nguyen Ph.D.
📍
HQ
1280 Rancho Conejo Blvd, Thousand Oaks, CA, 91320, United States
👥
Employees
10
💰
Market cap
91 945 424,00 $US
💸
Dividend yield
0.00%

🕴️ Insider activity (90 days)

2 transactions — 1 buys and 1 sales reported by Atara Biotherapeutics, Inc. executives.

CB
Cherry Brian N
2026-09-04
Buy
NA
Nguyen AnhCo
President and CEO · 2026-08-17
Sell

🏦 Hedge Funds

15 institutional funds report a position on ATRA in their latest SEC quarterly filing.

ADAGE CAPITAL PARTNERS GP, L.L.C.
Point72 Asset Management, L.P.
VANGUARD GROUP INC
TIAA CREF INVESTMENT MANAGEMENT LLC
VANGUARD CAPITAL MANAGEMENT LLC

📰 Recent news

10 recent articles on ATRA.

🧠 What makes Kairos Insider

Beyond raw data, we aggregate and score every smart money signal to give you a unique view.

🧠

Kairos Score 0-100

8-dimension composite score: insiders · hedge funds · politicians · momentum · valuation · health · analysts · earnings.

🎯

Insider Clusters

Detection of clustered purchases or sales by several executives in the same stock.

🏦

13F Hedge Funds

Berkshire, Pershing Square, Tiger Global, Bridgewater and other reporting funds.

📈

ETF Rotations

NANC & GOP (Pelosi & Republicans), GURU (top hedge funds), ARK (Cathie Wood). See who enters and exits each week.

🔥

Google Trends

Spot marked changes in search interest around the stocks being followed.

📧

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Companies in the same sector as Atara Biotherapeutics, Inc.

Official sources · Public data · SEC EDGAR — Form 4 & 13F · AMF — Executive filings · BaFin — Directors' Dealings · Yahoo Finance · Alpha Vantage

🔓 Unlock the full analysis

This public page only shows a preview. The full analysis of ATRA on the Kairos Insider dashboard includes:

✅ Full Kairos Score (8-axis radar + synthesis)
✅ History of all 2 insider transactions over 90 days
✅ All 15 detected institutional funds
✅ Thematic ETFs (ARK, BUZZ, NANC, GOP, JEPI…)
✅ Hot Stocks Google Trends
✅ Available history: AUM + rotations
✅ Fundamentals (P/E, PEG, EV/EBITDA, ROE…)
✅ Financial health (Altman Z, Piotroski F)
✅ Sector peers + recent earnings
See full analysis →
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