David R Brennan insider trades

Open-market stock purchases and sales by David R Brennan, Director at INSMED Inc, from SEC Form 4 filings since May 29, 2014.

Recent trades

DateStockTradeValue
Sep 9, 2026INSM INSMED IncSold$3.1M
May 13, 2026INSM INSMED IncBought (not open market)—
Feb 23, 2026INSM INSMED IncSold (not open market)—
Nov 6, 2025INSM INSMED IncBought (not open market)—

Companies traded

  • INSM INSMED Inc: 1 buy, 1 sale, last Sep 9, 2026
  • ALXN Alexion Pharmaceuticals, Inc: 1 buy, last Jul 21, 2021
  • INNL Innocoll Holdings plc: other filings, last Jul 24, 2017

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