INSMED INC
INSMED INC (INSM) is a publicly traded company in the Unknown sector. Across all available filings, 38 corporate insiders have executed 914 transactions totaling $267.7M, demonstrating a bearish sentiment with -$252.3M in net insider flow. The most recent transaction on Feb 5, 2026 involved a sale of 869 shares valued at $132.5K.
INSM Insider Activity Summary
Who Is Buying INSM Stock?
No significant insider buying has been recorded for INSM in the recent period.
Who Is Selling INSM Stock?
No significant insider selling has been recorded for INSM in the recent period.
Is INSMED INC Insider Trading Bullish or Bearish?
Based on recent SEC filings, insider sentiment for INSM is bearish with an Insider Alignment Score of 3/100 and a net flow of -$252.3M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
INSM Frequently Asked Questions
Understanding INSM Insider Activity
Insider trading at INSMED INC (INSM) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 38 insiders are actively trading INSM stock, having executed 914 transactions in the past 90 days. The most active insider is Martina M.d. Flammer (Chief Medical Officer), who has made 76 transactions totaling $73.4M.
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Track INSMED INC Insider Activity
Get notified when executives and directors at INSM file new Form 4 transactions