Inspire Medical Systems Ownership | Who Owns Inspire Medical Systems?


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Inspire Medical Systems Ownership Summary


Inspire Medical Systems is owned by 114.11% institutional investors, 1.11% insiders. Blackrock funding, inc. /de is the largest institutional shareholder, holding 13.13% of INSP shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 5.95% of its assets in Inspire Medical Systems shares.

INSP Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockInspire Medical Systems114.11%1.11%-15.22%
SectorHealthcare Stocks 488.17%11.08%-399.26%
IndustryMedical Device Stocks52.08%10.61%37.30%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock funding, inc. /de3.87M13.13%$502.70M
Vanguard group3.27M10.95%$606.26M
Fmr2.52M8.43%$467.07M
Dragoneer investment group2.35M7.98%$305.53M
Blackrock1.86M6.25%$248.64M
Wasatch advisors lp1.63M5.54%$212.10M
Baillie gifford1.26M4.20%$232.84M
Invesco793.08K2.65%$147.02M
William blair investment management769.17K2.61%$99.82M
Frontier capital management693.20K2.35%$89.96M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Dragoneer investment group2.35M6.24%$305.53M
Tri locum partners lp150.79K5.79%$27.95M
Kopp family office41.04K4.82%$7.61M
Bullseye asset management36.13K3.15%$6.70M
Braidwell lp522.41K2.32%$67.79M
Atika capital management161.90K2.10%$21.01M
Eversept partners, lp164.47K1.96%$21.34M
Brown capital management367.44K1.39%$47.68M
Wasatch advisors lp1.63M1.11%$212.10M
Soleus capital management109.00K0.94%$14.14M

Top Buyers

HolderShares% AssetsChange
Dragoneer investment group2.35M6.24%1.06M
Ubs group363.56K0.01%308.41K
Frontier capital management693.20K0.83%259.72K
Braidwell lp522.41K2.32%220.00K
Deerfield management company, l.p. (series c)140.00K0.33%140.00K

Top Sellers

HolderShares% AssetsChange
Farallon capital management---626.85K
Westfield capital management co lp---538.29K
Fmr2.52M0.03%-428.28K
Iron triangle partners lp---281.99K
Fuller & thaler asset management---232.39K

New Positions

HolderShares% AssetsChangeValue
Deerfield management company, l.p. (series c)140.00K0.33%140.00K$18.17M
Point72 asset management75.41K0.02%75.41K$9.79M
Magnetar financial67.38K0.04%67.38K$8.74M
Norges bank57.62K0.00%57.62K$10.68M
Neo ivy capital management21.30K0.56%21.30K$2.85M

Sold Out

HolderChange
Assetmark-1.00
Activest wealth management-1.00
Mendota financial group-1.00
True wealth design-2.00
Td capital management-2.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 2025360-5.01%33,671,190-0.52%1140.88%177-7.33%14017.65%
Mar 31, 2025380-0.52%34,018,1741.77%1140.91%1903.26%121-4.72%
Dec 31, 2024359-4.77%31,850,341-3.62%1060.87%169-11.98%1217.08%
Sep 30, 20243745.65%32,999,6894.39%1100.98%192-1.54%11213.13%
Jun 30, 2024354-0.28%31,613,2110.33%1060.94%19518.18%99-10.81%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
iShares Core S&P Small-Cap ETF1.76M5.95%254.00
Vanguard US Total Market Shares ETF939.66K3.17%747.00
Vanguard Total Stock Mkt Idx Inv930.81K3.15%-25.46K
Vanguard Small Cap Index716.66K2.42%-4.13K
Baillie Gifford US Equity Growth640.69K2.14%-20.57K
Vanguard US Growth Investor577.84K1.96%-26.67K
Fidelity Select Health Care528.00K1.79%-
Fidelity Select Medical Tech and Devcs525.00K1.78%-10.00K
Hartford MidCap Y470.89K1.58%-9.58K
Wasatch Core Growth442.54K1.50%9.04K

Recent Insider Transactions


DateNameRoleActivityValue
Aug 29, 2025Buchholz Richard Chief Financial OfficerSell$1.03M
May 19, 2025Rondoni John See RemarksSell$259.02K
May 02, 2025mcCormick Shawn-Sell$57.60K
Mar 03, 2025Ban Randy See RemarksSell$414.48K
Mar 03, 2025Ban Randy See RemarksSell$229.59K

Insider Transactions Trends


DateBuySell
2025 Q3--
2025 Q2-2
2025 Q1-16
2024 Q4-4
2024 Q3-13

INSP Ownership FAQ


Who Owns Inspire Medical Systems?

Inspire Medical Systems shareholders are primarily institutional investors at 114.11%, followed by 1.11% insiders and -15.22% retail investors. The average institutional ownership in Inspire Medical Systems's industry, Medical Device Stocks, is 52.08%, 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 (3.87M shares, 13.13%), Vanguard group (3.27M shares, 10.95%), and Fmr (2.52M shares, 8.43%). Together, they hold 32.51% 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?

Dragoneer investment group is Inspire Medical Systems’s biggest shareholder by percentage of total assets invested, with 6.24% of its assets in 2.35M Inspire Medical Systems shares, valued at 305.53M$.

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

iShares Core S&P Small-Cap ETF is the top mutual fund holder of Inspire Medical Systems shares, with 5.95% of its total shares outstanding invested in 1.76M Inspire Medical Systems shares.

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