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Inspire Medical Systems Ownership | Who Owns Inspire Medical Systems?

OverviewForecastRevenueFinancialsChartTranscripts

Inspire Medical Systems Ownership Summary

Inspire Medical Systems is owned by 129.80% institutional investors, 1.16% insiders. Blackrock funding, inc. /de is the largest institutional shareholder, holding 16.51% of INSP shares. Vanguard Health Care Inv is the top mutual fund, with 7.24% of its assets in Inspire Medical Systems shares.

INSP Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockInspire Medical Systems129.80%1.16%-30.96%
SectorHealthcare Stocks 50.44%12.38%37.18%
IndustryMedical Device Stocks49.22%12.60%38.18%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock funding, inc. /de4.74M16.51%$211.34M
Vanguard group2.95M10.07%$272.37M
Wellington management group llp2.38M8.30%$106.29M
Soleus capital management1.93M6.73%$86.16M
Aqr capital management1.86M6.47%$80.94M
Blackrock1.86M6.25%$248.64M
Ubs group1.65M5.73%$73.41M
D. e. shaw1.47M5.12%$65.60M
Nomura1.37M4.77%$61.09M
Deerfield management company, l.p. (series c)1.30M4.52%$57.85M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Soleus capital management1.93M2.97%$86.16M
Bullseye asset management52.23K1.18%$2.33M
Braidwell lp677.57K1.12%$30.23M
Adar1 capital management374.62K0.76%$16.71M
Deerfield management company, l.p. (series c)1.30M0.60%$57.85M
Monimus capital management, lp13.08K0.60%$970.31K
Rock springs capital management lp244.00K0.53%$10.88M
Nantahala capital management269.47K0.40%$12.02M
Brown capital management43.95K0.39%$1.96M
Rheos capital works117.40K0.30%$5.24M

Top Buyers

HolderShares% AssetsChange
Aqr capital management1.86M0.03%1.55M
Nomura1.37M0.07%1.37M
Soleus capital management1.93M2.97%1.36M
Blackrock funding, inc. /de4.74M0.00%1.19M
Ubs group1.65M0.01%1.01M

Top Sellers

HolderShares% AssetsChange
Dragoneer investment group---2.35M
Deerfield management company, l.p. (series c)1.30M0.60%-1.41M
William blair investment management---1.14M
Baillie gifford---1.08M
Fuller & thaler asset management---668.10K

New Positions

HolderShares% AssetsChangeValue
Nantahala capital management269.47K0.40%269.47K$12.02M
Sixth street partners management company210.09K0.00%210.09K$9.37M
Norges bank198.27K0.00%198.27K$8.84M
Alberta investment management122.90K0.03%122.90K$5.48M
Cubist systematic strategies97.39K0.03%97.39K$7.23M

Sold Out

HolderChange
Hughes financial services-1.00
Assetmark-1.00
Mendota financial group-1.00
Annis gardner whiting capital advisors-1.00
Elyxium wealth-1.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 2026282-9.62%37,253,3946.82%1290.89%167-7.73%77-21.43%
Mar 31, 2026140-61.64%9,201,531-72.84%310.23%77-62.80%46-60.34%
Dec 31, 2025265-22.06%24,282,827-21.96%820.74%153-5.56%84-35.88%
Sep 30, 2025325-12.16%31,091,867-8.07%1050.80%157-12.29%125-12.59%
Jun 30, 2025360-5.01%33,671,190-0.52%1140.88%177-7.33%14017.65%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard Health Care Inv2.09M7.24%-
iShares Core S&P Small-Cap ETF1.60M5.52%-4.08K
Vanguard Morn Total Stk Mkt Idx Investor914.15K3.17%-7.80K
Vanguard Total Stock Mkt Idx Inv914.15K3.17%-7.80K
Vanguard US Total Market Shares ETF939.66K3.17%747.00
iShares Russell 2000 ETF734.24K2.54%-13.06K
Vanguard Small Cap Index662.41K2.30%3.83K
Baillie Gifford US Equity Growth640.69K2.14%-20.57K
Vanguard US Growth Investor577.84K1.96%-26.67K
Xtrackers S&P 500 Swap ETF 1C505.36K1.77%-3.73K

Recent Insider Transactions

DateNameRoleActivityValue
Aug 07, 2026Kelly Jason P See RemarksSell$57.35K
May 15, 2026Rondoni John See RemarksSell$114.30K
May 14, 2026Rondoni John See RemarksSell$30.11K
May 08, 2026mcCormick Shawn-Sell$31.54K
Jan 09, 2026Rondoni John See RemarksSell$10.90K

Insider Transactions Trends

DateBuySell
2026 Q2-2
2026 Q1-1
2025 Q4-2
2025 Q3-1
2025 Q2-2

INSP Ownership FAQ

Who Owns Inspire Medical Systems?

Inspire Medical Systems shareholders are primarily institutional investors at 129.80%, followed by 1.16% insiders and -30.96% retail investors. The average institutional ownership in Inspire Medical Systems's industry, Medical Device Stocks, is 49.22%, which Inspire Medical Systems exceeds.

Who owns the most shares of Inspire Medical Systems?

Inspire Medical Systems’s largest shareholders are Blackrock funding, inc. /de (4.74M shares, 16.51%), Vanguard group (2.95M shares, 10.07%), and Wellington management group llp (2.38M shares, 8.30%). Together, they hold 34.88% of Inspire Medical Systems’s total shares outstanding.

Does Blackrock own Inspire Medical Systems?

Yes, BlackRock owns 6.25% of Inspire Medical Systems, totaling 1.86M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 248.64M$. In the last quarter, BlackRock decreased its holdings by -33.103K shares, a -1.75% change.

Who is Inspire Medical Systems’s biggest shareholder by percentage of total assets invested?

Soleus capital management is Inspire Medical Systems’s biggest shareholder by percentage of total assets invested, with 2.97% of its assets in 1.93M Inspire Medical Systems shares, valued at 86.16M$.

Who is the top mutual fund holder of Inspire Medical Systems shares?

Vanguard Health Care Inv is the top mutual fund holder of Inspire Medical Systems shares, with 7.24% of its total shares outstanding invested in 2.09M Inspire Medical Systems shares.

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