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Inside Trading Tracker

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

    89bio Inc. (ETNB) Insider Trading Activity

    Healthcare • Biotechnology • 70 employees

    89bio, Inc., a clinical-stage biopharmaceutical company, focuses on the development and commercialization of therapies for the treatment of liver and cardio-metabolic diseases. Its lead product candidate is pegozafermin, a glycoPEGylated analog of fibroblast growth factor 21 for the treatment of nonalcoholic steatohepatitis; and for the treatment of severe hypertriglyceridemia. The company was incorporated in 2018 and is headquartered in San Francisco, California.

    Total Value

    $49,673,009.11

    Total Shares

    6,674,742

    Average Trade Value

    $1,602,355.13

    Most Active Insider

    Ra Capital Management, L.P.

    Total Activity: $49,999,994

    Largest Single Transaction

    $49,999,994

    by Ra Capital Management, L.P. on Jan 30, 2025

    30-Day Activity

    4 Transactions

    Volume: 6,129 shares
    Value: $64,784

    Name
    Position
    Date
    Shares
    Value
    Holdings
    Type
    Chief Medical Officer
    Feb 17, 2025 1,050 $11,099 318,834 (-0.3%) Payment of Exercise Price
    Chief Executive Officer
    Feb 17, 2025 3,249 $34,342 862,240 (-0.4%) Payment of Exercise Price
    See Remarks
    Feb 17, 2025 1,050 $11,099 343,652 (-0.3%) Payment of Exercise Price
    Chief Financial Officer
    Feb 17, 2025 780 $8,245 269,674 (-0.3%) Payment of Exercise Price
    Chief Medical Officer
    Feb 9, 2025 3,817 $43,552 319,884 (-1.2%) Payment of Exercise Price
    See Remarks
    Feb 9, 2025 3,793 $43,278 344,702 (-1.1%) Payment of Exercise Price
    Chief Financial Officer
    Feb 9, 2025 3,828 $43,677 270,454 (-1.4%) Payment of Exercise Price
    Chief Executive Officer
    Feb 9, 2025 8,946 $102,074 864,692 (-1.0%) Payment of Exercise Price
    Chief Medical Officer
    Feb 1, 2025 80,000 $10,000 327,039 (+24.5%) Grant
    Chief Medical Officer
    Feb 1, 2025 3,338 $32,045 323,701 (-1.0%) Payment of Exercise Price
    Chief Operating Officer
    Feb 1, 2025 53,750 $10,000 78,750 (+68.3%) Grant
    Chief Financial Officer
    Feb 1, 2025 3,338 $32,045 274,282 (-1.2%) Payment of Exercise Price
    Chief Financial Officer
    Feb 1, 2025 80,000 $10,000 277,620 (+28.8%) Grant
    Chief Executive Officer
    Feb 1, 2025 200,000 $10,000 883,236 (+22.6%) Grant
    Chief Executive Officer
    Feb 1, 2025 212,000 $10,000 683,236 (+31.0%) Grant
    Chief Executive Officer
    Feb 1, 2025 9,598 $92,141 873,638 (-1.1%) Payment of Exercise Price
    See Remarks
    Feb 1, 2025 80,000 $10,000 351,833 (+22.7%) Grant
    See Remarks
    Feb 1, 2025 3,338 $32,045 348,495 (-1.0%) Payment of Exercise Price
    See Remarks
    Feb 1, 2025 8,750 $84,000 14,750 (+59.3%) Grant
    Jan 30, 2025 5,714,285 $49,999,994 19,554,319 (+29.2%) Purchase
    Jan 22, 2025 10,000 $67,100 25,000 (+40.0%) Purchase
    Jan 21, 2025 5,000 $32,750 15,000 (+33.3%) Purchase
    See Remarks
    Jan 15, 2025 10,963 $71,150 271,833 (-4.0%) Sale
    Chief Medical Officer
    Dec 12, 2024 95,000 $0 247,039 (+38.5%) Grant
    See Remarks
    Dec 12, 2024 6,000 $10,000 6,000 (+100.0%) Grant
    Chief Financial Officer
    Dec 12, 2024 95,000 $0 197,620 (+48.1%) Grant
    See Remarks
    Dec 12, 2024 95,000 $0 282,796 (+33.6%) Grant
    Chief Executive Officer
    Dec 6, 2024 5,000 $39,450 471,236 (+1.1%) Purchase
    Dec 5, 2024 10,000 $80,000 10,000 (+100.0%) Purchase
    Chief Executive Officer
    Nov 22, 2024 10,000 $83,500 466,236 (+2.1%) Purchase
    See Remarks
    Oct 30, 2024 27,955 $226,995 187,796 (-14.9%) Sale