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INSM
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Position history for MWMarshall Wace, LLP's holdings in Insmed Incorporated
Yes. Marshall Wace holds 501,930 shares of INSM (Insmed), worth $53.5M, as of its Q2 2026 13F filing. It increased the position by 189,365 shares (+60.6%) from Q1 2026. Marshall Wace has held INSM since Q2 2023, across 13 quarterly 13F filings.
Current Value
$53.5M
Current Shares
501,930
Total Value Change
-$2.8M
Total Shares Change
-269,281
Quarter-by-Quarter History
Other major holders of INSM: JPMorgan Chase & Co., Vanguard Group Inc.