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Inside Trading Tracker

Track insider trading activity at publicly traded companies to understand how executives are trading their shares.

    Atara Biotherapeutics, Inc. (ATRA) Insider Trading Activity

    Healthcare • Biotechnology • 165 employees

    Atara Biotherapeutics, Inc. engages in the development of transformative therapies for patients with solid tumors, hematologic cancers, and autoimmune diseases in the United States and the United Kingdom. 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) driven post-transplant lymphoproliferative disease, as well as nasopharyngeal carcinoma. Its CAR T immunotherapy pipeline products include ATA3219, currently in Phase 1 trials, as well as ATA3431, under preclinical trials for the treatment of B-cell malignancies and autoimmune diseases; and ATA188 that is in Phase 2 clinical trials to treat multiple sclerosis. 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.

    Total Value

    -$84,295.74

    Total Shares

    24,421

    Average Trade Value

    -$12,042.25

    Most Active Insider

    Nguyen Anh Co

    Total Activity: $41,940

    Largest Single Transaction

    $23,307

    by Nguyen Anh Co on Mar 3, 2025

    30-Day Activity

    0 Transactions

    Volume: 0 shares
    Value: $0

    Name
    Position
    Date
    Shares
    Value
    Holdings
    Type
    Evp, CFO and COO
    Mar 3, 2025 1,211 $8,473 56,231 (-2.2%) Sale
    Evp, Chief Regulatory Officer
    Mar 3, 2025 1,059 $7,410 18,679 (-5.7%) Sale
    President and CEO
    Mar 3, 2025 3,331 $23,307 74,123 (-4.5%) Sale
    Evp, CFO and COO
    Jan 27, 2025 34,050 $0 57,442 (+59.3%) Grant
    Evp, CFO and COO
    Nov 18, 2024 1,364 $15,274 23,392 (-5.8%) Sale
    Evp, Chief Regulatory Officer
    Nov 18, 2024 1,000 $11,198 19,378 (-5.2%) Sale
    President and CEO
    Nov 18, 2024 1,664 $18,633 77,454 (-2.1%) Sale