William Lewis insider trades

Open-market stock purchases and sales by William Lewis, Chair and CEO at INSMED Inc, from SEC Form 4 filings since Oct 21, 2010.

Recent trades

DateStockTradeValue
Jul 23, 2026INSM INSMED IncSold$510K
Jul 23, 2026INSM INSMED IncSold$625K
Jul 23, 2026INSM INSMED IncBought (not open market)—
Jul 23, 2026INSM INSMED IncBought (not open market)—
Jul 9, 2026INSM INSMED IncSold$583K
Jul 9, 2026INSM INSMED IncSold$275K
Jul 9, 2026INSM INSMED IncSold$398K
Jul 9, 2026INSM INSMED IncBought (not open market)—
Jul 9, 2026INSM INSMED IncBought (not open market)—
Jun 25, 2026INSM INSMED IncSold$1.2M
Jun 25, 2026INSM INSMED IncSold$189K
Jun 25, 2026INSM INSMED IncSold$388K
Jun 25, 2026INSM INSMED IncSold$259K
Jun 25, 2026INSM INSMED IncSold$137K
Jun 25, 2026INSM INSMED IncBought (not open market)—
Jun 25, 2026INSM INSMED IncBought (not open market)—
Jun 8, 2026INSM INSMED IncSold$613K
Jun 3, 2026INSM INSMED IncSold$778K
May 18, 2026INSM INSMED IncSold$606K
May 18, 2026INSM INSMED IncSold$1.3M
May 18, 2026INSM INSMED IncSold$853K
May 18, 2026INSM INSMED IncBought (not open market)—
May 18, 2026INSM INSMED IncBought (not open market)—
May 13, 2026INSM INSMED IncSold$1.5M
May 4, 2026INSM INSMED IncSold$58.1K

Companies traded

  • INSM INSMED Inc: 8 buys, 217 sales, last Jul 23, 2026
  • NAMS NewAmsterdam Pharma Co NV: other filings, last Jan 7, 2026
  • QURE uniQure NV: other filings, last Jan 27, 2017
  • AEGR Aegerion Pharmaceuticals, Inc: other filings, last Oct 27, 2010

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