Open Insider Trading Activity for Gossamer Bio, Inc. COO/CFO Giraudo Bryan

31-day price and insider activity (up to 2 years)

Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).

▲ Insider buy ▼ Insider sale
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Charting by TradingView Lightweight Charts
Ticker Filing Date Transaction Date Company Insider Title Transaction Trade Count Shares Avg. Price Total Value Position Size Change SEC Filing
Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting GOSS 2024-03-28 2024-03-27 Gossamer Bio, Inc. Giraudo Bryan COO/CFO Sell 1 6,430 $1.16 $7,458.80 6.48% View Filing
Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. GOSS 2023-11-14 2023-11-13 Gossamer Bio, Inc. Giraudo Bryan COO/CFO Buy 1 200,000 $0.56 $112,000.00 52.63% View Filing
Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. GOSS 2023-03-22 2023-03-20 Gossamer Bio, Inc. Giraudo Bryan COO/CFO Buy 1 50,000 $0.97 $48,500.00 70.43% View Filing
Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. GOSS 2022-07-15 2022-07-15 Gossamer Bio, Inc. Giraudo Bryan COO/CFO Buy 1 13,869 $7.21 $99,995.49 66.07% View Filing

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