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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.

13F holders, Q4 2023

Institutional positions in Inspire Medical Systems, Inc. as of Dec 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
343
−17 vs. Q3 2023
Shares held
31.0M
+2.67M (+9.4%) vs. Q3 2023
Total value
$6.31B
+$659.1M (+11.7%) vs. Q3 2023
New holders
63
120 more added
Sold out
80
121 more reduced

5 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting INSP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2023: 343 institutions
Q1 2021: 251 institutionsQ2 2021: 248 institutionsQ3 2021: 254 institutionsQ4 2021: 289 institutionsQ1 2022: 299 institutionsQ2 2022: 287 institutionsQ3 2022: 301 institutionsQ4 2022: 340 institutionsQ1 2023: 374 institutionsQ2 2023: 407 institutionsQ3 2023: 365 institutionsQ4 2023: 343 institutionsQ1 2024: 327 institutionsQ2 2024: 325 institutionsQ3 2024: 347 institutionsQ4 2024: 357 institutionsQ1 2025: 363 institutionsQ2 2025: 356 institutionsQ3 2025: 325 institutionsQ4 2025: 343 institutionsQ1 2026: 301 institutionsQ2 2026: 275 institutions
Value heldQ4 2023: $6.31B
Q1 2021: $5.21BQ2 2021: $4.83BQ3 2021: $5.91BQ4 2021: $5.95BQ1 2022: $6.92BQ2 2022: $5.01BQ3 2022: $5.01BQ4 2022: $7.11BQ1 2023: $6.68BQ2 2023: $9.11BQ3 2023: $5.65BQ4 2023: $6.31BQ1 2024: $6.83BQ2 2024: $4.23BQ3 2024: $7.03BQ4 2024: $6.20BQ1 2025: $5.46BQ2 2025: $4.39BQ3 2025: $2.31BQ4 2025: $3.12BQ1 2026: $1.80BQ2 2026: $1.65B
Institutions holding INSP and their total value by quarter
QuarterHoldersValue
Q2 2026275$1.65B
Q1 2026301$1.80B
Q4 2025343$3.12B
Q3 2025325$2.31B
Q2 2025356$4.39B
Q1 2025363$5.46B
Q4 2024357$6.20B
Q3 2024347$7.03B
Q2 2024325$4.23B
Q1 2024327$6.83B
Q4 2023343$6.31B
Q3 2023365$5.65B
Q2 2023407$9.11B
Q1 2023374$6.68B
Q4 2022340$7.11B
Q3 2022301$5.01B
Q2 2022287$5.01B
Q1 2022299$6.92B
Q4 2021289$5.95B
Q3 2021254$5.91B
Q2 2021248$4.83B
Q1 2021251$5.21B

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2023.

Institutions holding INSP in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Cetera Advisor Networks LLC1,446$294.2K0.00%−76−5.0%Reduced
Utah Retirement Systems1,552$315.7K0.00%00.0%Unchanged
First Hawaiian Bank1,560$317.4K0.01%−170−9.8%Reduced
Los Angeles Capital Management LLC1,583$322.0K0.00%−53,609−97.1%Reduced
Crossmark Global Holdings, Inc.1,606$326.0K0.01%−35−2.1%Reduced
Berger Financial Group, Inc1,603$326.1K0.03%00.0%Unchanged
Affinity Investment Advisors, LLC1,606$326.7K0.22%−1,030−39.1%Reduced
American Trust1,668$339.3K0.03%+1,668New
MetLife Investment Management1,743$354.6K0.00%−24−1.4%Reduced
Pekin Hardy Strauss, Inc.1,800$366.2K0.05%+1,800New
Wolverine Trading, LLC1,806$367.4K0.00%+1,806New
JustInvest LLC1,921$390.8K0.01%−2,287−54.3%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC2,025$411.9K0.02%−652−24.4%Reduced
HighTower Advisors, LLC2,021$413.0K0.00%+159+8.5%Added
Harbor Capital Advisors, Inc.2,058$418.7K0.08%−425−17.1%Reduced
Verition Fund Management LLC2,061$419.3K0.00%−142−6.4%Reduced
Creative Planning2,072$421.5K0.00%+168+8.8%Added
US Bancorp2,231$453.9K0.00%+689+44.7%Added
Occudo Quantitative Strategies LP2,241$455.9K0.06%−6,304−73.8%Reduced
Illinois Municipal Retirement Fund2,259$460.0K0.01%00.0%Unchanged
Oak Thistle LLC2,267$461.2K0.13%−2,442−51.9%Reduced
Maryland State Retirement & Pension System2,272$462.2K0.01%00.0%Unchanged
Prospera Financial Services Inc2,284$464.6K0.02%−93−3.9%Reduced
Millrace Asset Group, Inc.2,321$472.0K0.47%+2,321New
Sentry Investment Management LLC2,355$479.0K0.21%+2,355New
Cetera Advisors LLC2,436$495.6K0.01%+2,436New
HRT Financial LP2,444$497.0K0.00%+2,444New
Pathstone Holdings, LLC2,592$527.3K0.00%+2,592New
Mercer Global Advisors Inc2,611$531.0K0.00%+600+29.8%Added
SG Americas Securities, LLC2,656$540.0K0.01%−4,661−63.7%Reduced
Simplex Trading, LLC2,699$549.0K0.02%+2,699New
Boothbay Fund Management, LLC2,707$550.7K0.02%+1,338+97.7%Added
Edgestream Partners, L.P.2,760$561.5K0.04%−1,110−28.7%Reduced
Great West Life Assurance Co2,799$565.0K0.00%+190+7.3%Added
Lebenthal Global Advisors, LLC3,040$618.4K0.14%−15−0.5%Reduced
Engineers Gate Manager LP3,076$625.8K0.02%−20,293−86.8%Reduced
Weiss Multi-Strategy Advisers LLC3,115$634.0K0.02%−818−20.8%Reduced
Aigen Investment Management, LP3,122$635.1K0.11%−11,071−78.0%Reduced
AtonRa Partners3,163$643.4K1.28%−260−7.6%Reduced
HealthInvest Partners AB3,229$656.9K0.51%+3,229New
Keebeck Wealth Management, LLC3,237$658.5K0.11%−1,190−26.9%Reduced
New York Life Investment Management LLC3,272$665.6K0.01%+3,272New
American Century Companies Inc3,302$671.7K0.00%−46,939−93.4%Reduced
Pictet Asset Management Holding SA3,363$684.1K0.00%00.0%Unchanged
Raymond James Financial Services Advisors, Inc.3,382$688.0K0.00%+533+18.7%Added
Public Employees Retirement Association of Colorado3,551$722.0K0.00%00.0%Unchanged
Chartwell Investment Partners, LLC3,748$762.0K0.03%−1,680−31.0%Reduced
Xponance, Inc.3,869$787.1K0.01%−227−5.5%Reduced
Susquehanna International Group, LLP4,003$814.3K0.00%−101,724−96.2%Reduced
Employees Retirement System of Texas4,142$843.0K0.01%−86,858−95.4%Reduced
Qsemble Capital Management, LP4,253$865.2K0.22%+105+2.5%Added
Citadel Advisors LLC4,285$871.7K0.00%−44,767−91.3%Reduced
Diversified Trust Co4,321$879.0K0.03%+1,387+47.3%Added
Apollon Wealth Management, LLC4,421$899.4K0.03%−52−1.2%Reduced
Connable Office Inc4,633$942.5K0.11%00.0%Unchanged
MAI Capital Management4,730$962.1K0.01%+20.0%Added
B. Metzler seel. Sohn & Co. AG4,864$989.5K0.01%+378+8.4%Added
Advisors Asset Management, Inc.4,878$992.3K0.02%+759+18.4%Added
Bokf, NA4,923$1.00M0.02%−5,581−53.1%Reduced
Teacher Retirement System of Texas5,010$1.02M0.01%−3,213−39.1%Reduced
Assetmark, Inc5,018$1.02M0.00%+494+10.9%Added
Mariner, LLC5,151$1.05M0.00%+938+22.3%Added
EFG Asset Management (North America) Corp.5,444$1.11M0.21%−2,119−28.0%Reduced
Valeo Financial Advisors, LLC5,591$1.14M0.05%+1,119+25.0%Added
Eisler Capital (UK) Ltd.5,604$1.14M0.10%+5,604New
Citigroup Inc5,637$1.15M0.00%−2,121−27.3%Reduced
Handelsbanken Fonder AB5,700$1.16M0.01%+200+3.6%Added
Guggenheim Capital LLC5,746$1.17M0.01%+728+14.5%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.7,118$1.18M0.00%+3,337+88.3%Added
Amalgamated Bank5,837$1.19M0.01%−1,186−16.9%Reduced
Deutsche Bank AG5,923$1.20M0.00%−39−0.7%Reduced
Sumitomo Mitsui Trust Holdings, Inc.6,247$1.27M0.00%+6,247New
Zurcher Kantonalbank (Zurich Cantonalbank)6,408$1.30M0.00%+785+14.0%Added
Qube Research & Technologies Ltd6,409$1.30M0.00%−105,033−94.2%Reduced
Zacks Investment Management6,501$1.32M0.02%−1,287−16.5%Reduced
Knights of Columbus Asset Advisors LLC6,536$1.33M0.09%+3,318+103.1%Added
QRG Capital Management, Inc.6,539$1.33M0.02%−682−9.4%Reduced
Azzad Asset Management Inc6,795$1.38M0.17%+1,606+31.0%Added
Natixis6,809$1.39M0.01%−1,617−19.2%Reduced
Blair William & Co6,915$1.41M0.00%+730+11.8%Added
Bridgewater Associates, LP7,005$1.43M0.01%−28,196−80.1%Reduced
DekaBank Deutsche Girozentrale7,500$1.51M0.00%−22,320−74.8%Reduced
The PNC Financial Services Group, Inc.7,502$1.53M0.00%+4,844+182.2%Added
Commonwealth Equity Services, LLC7,685$1.56M0.00%+432+6.0%Added
ABN AMRO Bank N.V.7,936$1.62M0.03%−3,223−28.9%Reduced
Arizona State Retirement System8,201$1.67M0.01%−105−1.3%Reduced
Bessemer Group Inc8,375$1.70M0.00%+3,990+91.0%Added
Truist Financial Corp8,422$1.71M0.00%−2,034−19.5%Reduced
UBS Oconnor LLC8,485$1.73M0.05%−4,086−32.5%Reduced
Beacon Investment Advisory Services, Inc.8,493$1.73M0.08%−652−7.1%Reduced
Oppenheimer Asset Management Inc.8,985$1.83M0.03%+868+10.7%Added
LPL Financial LLC9,181$1.87M0.00%−403−4.2%Reduced
Alliancebernstein L.P.9,467$1.93M0.00%+384+4.2%Added
Calamos Advisors LLC9,483$1.93M0.01%+9,483New
TD Asset Management Inc9,600$1.95M0.00%+9,600New
Stifel Financial Corp9,634$1.96M0.00%−2,296−19.2%Reduced
Prudential Financial Inc9,923$2.02M0.00%+8,853+827.4%Added
Pura Vida Investments, LLC10,000$2.03M2.22%−30,487−75.3%Reduced
Principal Financial Group Inc10,177$2.07M0.00%−73,406−87.8%Reduced
Manufacturers Life Insurance Company, The10,910$2.22M0.00%+5,378+97.2%Added