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Inspire Medical Systems, Inc.

INSP
Exchange
NYSE
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001609550

In the last 90 days, Inspire Medical Systems, Inc. insiders filed 0 open-market purchases and 1 sale; 275 institutions reported holding it in 13F filings for Q2 2026, worth $1.65B in total; no superinvestor holds it.

Q3 2023 vs. Q2 2023

How the institutions holding Inspire Medical Systems, Inc. changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of INSP: Q2 2023 compared with Q3 2023
MeasureQ2 2023Of which not filed for Q3 2023Q3 2023Change
Holders4074365−38
Shares28.1M29.6K28.4M+303.0K (+1.1%)
Value$9.11B$9.60M$5.65B−$3.45B (−37.9%)

4 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (49)

Institutions that held Inspire Medical Systems, Inc. at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to INSP in Q3 2023
InstitutionSharesValue% of portfolio
Hood River Capital Management LLC139,113$27.6M0.89%
Braidwell LP100,300$19.9M0.63%
Comerica Bank69,976$13.9M0.07%
Walleye Capital LLC67,813$13.5M0.20%
Squarepoint Ops LLC56,112$11.1M0.05%
Capital Fund Management S.A.50,307$9.98M0.13%
Rock Springs Capital Management LP44,500$8.83M0.24%
Prosight Management, LP40,000$7.94M2.52%
Quantbot Technologies LP35,626$7.07M0.48%
Balyasny Asset Management LLC17,123$3.40M0.01%
Velan Capital Investment Management LP15,300$3.04M2.48%
Connor, Clark & Lunn Investment Management Ltd.13,345$2.65M0.01%
PEAK6 Investments LLC12,806$2.54M0.12%
Magnetar Financial LLC10,183$2.02M0.05%
Seven Eight Capital, LP7,850$1.56M0.18%
SG Americas Securities, LLC7,317$1.45M0.02%
QRG Capital Management, Inc.7,221$1.43M0.02%
Affinity Asset Advisors, LLC6,293$1.25M0.41%
Alberta Investment Management Corp6,081$1.21M0.01%
FORA Capital, LLC5,928$1.18M0.10%
Walleye Trading LLC5,002$992.6K0.02%
MAI Capital Management4,728$938.1K0.01%
Oak Thistle LLC4,709$934.5K0.28%
B. Metzler seel. Sohn & Co. AG4,486$890.2K0.01%
Qsemble Capital Management, LP4,148$823.1K0.15%
Armistice Capital, LLC3,623$718.9K0.02%
Pictet Asset Management Holding SA3,363$667.4K0.00%
Sherbrooke Park Advisers LLC3,220$639.0K0.20%
Cowen and Company, LLC2,600$515.9K0.04%
Winton Group Ltd2,526$501.3K0.04%
Steel Peak Wealth Management LLC1,800$357.2K0.02%
Caas Capital Management LP1,700$337.3K0.07%
Teza Capital Management LLC1,602$317.9K0.05%
Sirios Capital Management L P1,460$289.7K0.05%
Quantamental Technologies LLC1,456$288.9K0.27%
Boothbay Fund Management, LLC1,369$271.7K0.01%
Graham Capital Management, L.P.1,256$249.2K0.01%
XTX Topco Ltd1,253$248.6K0.04%
Caption Management, LLC1,230$244.1K0.03%
Paloma Partners Management Co1,032$204.8K0.04%
KBC Group NV572$114.0K0.00%
Headinvest, LLC245$47.7K0.01%
RiverPark Advisors, LLC221$43.9K0.04%
NBC Securities, Inc.176$34.0K0.00%
Grove Bank & Trust8$1.59K0.00%
Geneos Wealth Management Inc.3$5950.00%
Tfo-TDC, LLC1$3250.00%
AdvisorNet Financial, Inc1$1980.00%
Steward Financial Group LLC2$00.00%

Sold out (87)

Institutions that held Inspire Medical Systems, Inc. at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of INSP in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Nicholas Investment Partners, LP115,187$37.4M
Artisan Partners Limited Partnership111,754$36.3M
TimesSquare Capital Management, LLC102,300$33.2M
HRT Financial LP83,636$27.2M
Iron Triangle Partners LP70,000$22.7M
Park West Asset Management LLC50,000$16.2M
Ergoteles LLC43,753$14.2M
Segall Bryant & Hamill, LLC38,707$12.6M
WCM Investment Management, LLC38,540$12.3M
Castleark Management LLC32,190$10.5M
Two Sigma Advisers, LP26,000$8.44M
Polar Asset Management Partners Inc.24,482$7.95M
Sectoral Asset Management Inc24,000$7.79M
Calamos Advisors LLC19,982$6.49M
Twinbeech Capital LP13,760$4.47M
EAM Global Investors LLC13,482$4.38M
Penserra Capital Management LLC9,669$3.14M
Oberweis Asset Management Inc7,650$2.48M
EAM Investors, LLC7,256$2.36M
Gotham Asset Management, LLC6,951$2.26M
Summit Global Investments5,942$1.93M
Beck Bode, LLC5,127$1.66M
Acadian Asset Management LLC4,619$1.50M
Laurion Capital Management LP4,332$1.41M
Legato Capital Management LLC4,327$1.40M
Meeder Asset Management Inc3,921$1.27M
Angeles Wealth Management, LLC3,660$1.19M
O'Neil Global Advisors, Inc.3,191$1.04M
PDT Partners, LLC3,098$1.01M
Advisory Research Inc2,907$943.7K
Caxton Associates LP2,796$907.7K
AIA Group Ltd2,688$872.6K
Cetera Investment Advisers2,463$799.6K
Cresset Asset Management, LLC2,019$655.4K
FDx Advisors, Inc.1,805$586.0K
Twin Tree Management, LP1,769$574.3K
Robeco Institutional Asset Management B.V.1,626$527.9K
SkyOak Wealth, LLC1,489$483.4K
O'Shaughnessy Asset Management, LLC1,456$472.7K
New York Life Investment Management LLC1,435$465.9K
Level Four Advisory Services, LLC1,428$463.6K
Inceptionr LLC1,183$384.0K
Alpine Global Management, LLC1,125$365.2K
Symmetry Investments LP1,100$357.1K
Cambridge Investment Research Advisors, Inc.1,093$355.0K
Pearl River Capital, LLC1,086$352.6K
Advisory Services Network, LLC1,035$336.0K
Miracle Mile Advisors, LLC1,000$324.6K
Herold Advisors, Inc.1,000$324.6K
Dorsey & Whitney Trust CO LLC976$316.8K
Angeles Investment Advisors, LLC880$285.7K
Oxford Financial Group Ltd871$282.8K
Private Advisor Group, LLC859$278.9K
Prudent Man Advisors, LLC855$278.0K
Old Mission Capital LLC822$266.9K
Gsa Capital Partners LLP820$266.0K
Great Lakes Advisors, LLC815$264.6K
CIBC Asset Management Inc799$259.4K
C M Bidwell & Associates Ltd796$258.4K
American Trust767$249.0K
Edmonds Duncan Registered Investment Advisors, LLC747$242.5K
Toroso Investments, LLC746$242.0K
Brevan Howard Capital Management LP715$232.1K
Ashton Thomas Private Wealth, LLC683$221.7K
Argent Trust Co678$220.1K
Waterloo Capital, L.P.673$218.5K
McGuire Investment Group, LLC650$211.0K
National Asset Management, Inc.648$210.4K
Dakota Wealth Management630$204.5K
Headlands Technologies LLC459$149.0K
Harvest Fund Management Co., Ltd373$121.0K
Pinebridge Investments, L.P.369$119.8K
O'Dell Group, LLC361$117.2K
Harbor Investment Advisory, LLC181$58.8K
Stonebridge Capital Advisors LLC165$53.6K
Altshuler Shaham Ltd92$29.9K
Resurgent Financial Advisors LLC77$25.0K
ICA Group Wealth Management, LLC70$22.7K
Brown Brothers Harriman & Co53$17.2K
Toronto Dominion Bank36$12.0K
Foster Dykema Cabot & Co Inc31$10.0K
Psagot Value Holdings Ltd. / (Israel)15$5.00K
Fisher Asset Management, LLC10$3.25K
Horan Securities, Inc.5$1.62K
Versant Capital Management, Inc5$1.62K
Global Retirement Partners, LLC5$1.62K
Farther Finance Advisors, LLC2$649

Not filed for Q3 2023 yet (4)

Institutions that held Inspire Medical Systems, Inc. at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding INSP in Q2 2023 that haven't filed for Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Tekla Capital Management LLC22,018$7.15M
Pictet Asset Management SA3,363$1.09M
Efg Capital International Corp.2,557$830.1K
PFS Investments Inc.1,634$530.0K