Inspire Medical Systems, INC Schedule 13G passive stakes

Filed when an investor crosses five percent without intending to seek control — the passive counterpart to a 13D.

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Soleus Capital Master Fund, L.P. and associated entities have reported beneficial ownership of 6.7% of Inspire Medical Systems, Inc. common stock as of June 30, 2026.
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AQR Capital Management, LLC and AQR Capital Management Holdings, LLC have filed a Schedule 13G, disclosing a beneficial ownership of 6.44% in Inspire Medical Systems, Inc.
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Vanguard Portfolio Management has reported a beneficial ownership of 7.37% in Inspire Medical Systems Inc., holding over 2.1 million shares.
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D. E. Shaw & Co., L.P. and David E. Shaw have jointly filed a Schedule 13G, reporting beneficial ownership of 5.1% of Inspire Medical Systems, Inc. common stock.
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Soleus Capital has filed a Schedule 13G reporting a 5.1% beneficial ownership stake in Inspire Medical Systems, Inc.
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Wellington Management Group LLP and its affiliates have reported beneficial ownership of 8.8% of Inspire Medical Systems, Inc. common stock as of March 31, 2026.
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Deerfield Management and James E. Flynn have filed an amendment to their Schedule 13G, disclosing that their beneficial ownership in Inspire Medical Systems, Inc. has fallen below the 5% threshold.
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Vanguard Capital Management reports beneficial ownership of 1,469,703 shares, representing 5.1% of Inspire Medical Systems' common stock as of March 31, 2026.
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Vanguard Portfolio Management has reported beneficial ownership of 5.71% of Inspire Medical Systems Inc.'s common stock as of March 31, 2026.
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The Vanguard Group has reported a 0% beneficial ownership in Inspire Medical Systems Inc. following an internal realignment of its reporting structure.
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Wellington Management Group LLP and its affiliates have reported a 7.6% beneficial ownership stake in Inspire Medical Systems, Inc. as of December 31, 2025.
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Dragoneer Investment Group and Marc Stad report 0% beneficial ownership in Inspire Medical Systems, indicating a full divestment of their previous stake.
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Deerfield Mgmt, L.P., Deerfield Management Company, L.P., Deerfield Partners, L.P., and James E. Flynn have jointly reported a 5.08% beneficial ownership stake in Inspire Medical Systems, Inc.
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Wasatch Advisors LP has filed an amended Schedule 13G, disclosing a 0.5% beneficial ownership stake in Inspire Medical Systems Inc, holding 135,914 shares.
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BlackRock, Inc. has reported an 11.3% beneficial ownership stake in Inspire Medical Systems Inc., holding over 3.3 million shares of common stock.
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FMR LLC and Abigail P. Johnson reported an aggregate beneficial ownership of 2.5% of Inspire Medical Systems Inc. common stock in an amended Schedule 13G filing.
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Citadel and its affiliates, including Kenneth Griffin, have disclosed a combined beneficial ownership of 5.8% in Inspire Medical Systems, Inc., signaling a significant passive investment.
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Dragoneer Investment Group, along with Marc Stad, has reported an 8.0% beneficial ownership stake in Inspire Medical Systems, Inc. as of June 30, 2025.
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Wasatch Advisors LP has filed a Schedule 13G, reporting a 5.1% beneficial ownership stake in Inspire Medical Systems, Inc. as a passive investment.
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BlackRock, Inc. has filed an amended Schedule 13G, revealing a 12.6% beneficial ownership stake in Inspire Medical Systems, Inc. as of March 31, 2025.
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FMR LLC and its Chairman and CEO, Abigail P. Johnson, have filed an amended Schedule 13G, disclosing a beneficial ownership of 8.3% of Inspire Medical Systems Inc.'s common stock as of December 31, 2024.