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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 2024

Institutional positions in Inspire Medical Systems, Inc. as of Dec 31, 2024. 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
357
+16 vs. Q3 2024
Shares held
33.4M
+361.4K (+1.1%) vs. Q3 2024
Total value
$6.20B
−$772.6M (−11.1%) vs. Q3 2024
New holders
60
119 more added
Sold out
44
127 more reduced

6 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 2024: 357 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 2024: $6.20B
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 2024

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2024.

Institutions holding INSP in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
KBC Group NV1,325$246.0K0.00%+455+52.3%Added
CIBC Private Wealth Group, LLC1,160$248.1K0.00%−125−9.7%Reduced
Evergreen Capital Management LLC1,349$250.1K0.01%+1,349New
American Trust1,393$258.2K0.02%−94−6.3%Reduced
Dark Forest Capital Management LP1,439$266.8K0.04%+1,439New
Jupiter Asset Management Ltd1,441$267.1K0.00%+1,441New
Campbell & CO Investment Adviser LLC1,441$267.1K0.02%+1,441New
Toroso Investments, LLC1,449$268.6K0.00%−68−4.5%Reduced
Graham Capital Management, L.P.1,478$274.0K0.01%+1,478New
Berger Financial Group, Inc1,506$279.2K0.02%00.0%Unchanged
Farringdon Capital, Ltd.1,543$286.0K0.12%+1,543New
Utah Retirement Systems1,552$287.7K0.00%00.0%Unchanged
Engineers Gate Manager LP1,569$290.9K0.01%−1,530−49.4%Reduced
China Universal Asset Management Co., Ltd.1,574$291.8K0.03%+1,574New
Corebridge Financial, Inc.1,596$295.9K0.00%−138−8.0%Reduced
Fifth Third Bancorp1,623$300.9K0.00%+268+19.8%Added
Mercer Global Advisors Inc1,643$304.6K0.00%−641−28.1%Reduced
Merit Financial Group, LLC1,686$312.6K0.01%+1,686New
RSM US Wealth Management LLC1,697$313.4K0.00%−24−1.4%Reduced
JustInvest LLC1,718$318.5K0.00%−292−14.5%Reduced
MetLife Investment Management1,805$334.6K0.00%−41−2.2%Reduced
Balyasny Asset Management LLC1,895$351.3K0.00%+1,895New
Synovus Financial Corp1,906$353.3K0.00%−1,596−45.6%Reduced
Prospera Financial Services Inc1,918$355.6K0.01%−5−0.3%Reduced
Brown Advisory Inc2,011$372.8K0.00%+2,011New
Qsemble Capital Management, LP2,041$378.4K0.05%+2,041New
Beacon Investment Advisory Services, Inc.2,062$382.3K0.02%−5,910−74.1%Reduced
Jones Financial Companies LLLP2,075$384.7K0.00%+210+11.3%Added
Colony Group, LLC2,113$391.9K0.00%+213+11.2%Added
TriaGen Wealth Management LLC2,137$396.2K0.13%+110+5.4%Added
HighTower Advisors, LLC2,150$398.6K0.00%+686+46.9%Added
Wealthspire Advisors, LLC2,170$402.3K0.00%+2,170New
Advisors Asset Management, Inc.2,274$421.6K0.01%−133−5.5%Reduced
Crossmark Global Holdings, Inc.2,301$426.0K0.01%−121−5.0%Reduced
The PNC Financial Services Group, Inc.2,310$428.2K0.00%−35−1.5%Reduced
US Bancorp2,336$433.0K0.00%+820+54.1%Added
Cornercap Investment Counsel Inc2,366$438.6K0.14%+2,366New
Truist Financial Corp2,426$449.7K0.00%−277−10.2%Reduced
New Age Alpha Advisors, LLC2,445$453.3K0.02%+2,445New
Stifel Financial Corp2,465$457.0K0.00%+36+1.5%Added
Squarepoint Ops LLC2,477$459.2K0.00%+2,477New
XTX Topco Ltd2,478$459.4K0.04%+2,478New
Y-Intercept (Hong Kong) Ltd2,488$461.2K0.03%+2,488New
Armistice Capital, LLC2,500$463.4K0.01%+2,500New
Pathstone Holdings, LLC2,561$474.7K0.00%−250−8.9%Reduced
Bank of Nova Scotia2,577$477.7K0.00%+2,577New
Lebenthal Global Advisors, LLC2,615$484.8K0.09%−100−3.7%Reduced
Aigen Investment Management, LP2,645$490.3K0.09%−432−14.0%Reduced
Susquehanna International Group, LLP2,681$497.0K0.00%−4,510−62.7%Reduced
Versor Investments LP2,796$518.3K0.09%−2,715−49.3%Reduced
Unique Wealth Strategies, LLC2,844$527.3K0.23%+416+17.1%Added
Guggenheim Capital LLC2,938$544.6K0.00%+654+28.6%Added
Nebula Research & Development LLC2,958$548.4K0.06%+2,958New
Hodges Capital Management Inc.3,000$556.0K0.03%00.0%Unchanged
Captrust Financial Advisors3,034$562.4K0.00%+59+2.0%Added
Simplex Trading, LLC3,039$563.0K0.02%+3,039New
Creative Planning3,137$581.5K0.00%−103−3.2%Reduced
Bridgewater Associates, LP3,162$586.2K0.00%−1,378−30.4%Reduced
Twin Capital Management Inc3,264$605.1K0.07%−3,383−50.9%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.3,103$616.5K0.00%−1,633−34.5%Reduced
Public Employees Retirement Association of Colorado3,410$632.0K0.00%00.0%Unchanged
M&T Bank Corp3,526$654.1K0.00%+298+9.2%Added
SG Americas Securities, LLC3,534$655.0K0.00%+892+33.8%Added
Illinois Municipal Retirement Fund3,639$674.6K0.01%00.0%Unchanged
Xponance, Inc.3,824$708.9K0.01%+82+2.2%Added
Caisse de Depot Et Placement du Quebec3,983$738.4K0.00%+3,983New
Pallas Capital Advisors LLC4,037$748.4K0.03%+233+6.1%Added
Apollon Wealth Management, LLC4,180$774.9K0.02%−229−5.2%Reduced
Jane Street Group, LLC4,267$791.0K0.00%−3,778−47.0%Reduced
Pictet Asset Management Holding SA4,298$796.8K0.00%+536+14.2%Added
Bank of Montreal4,522$838.3K0.00%+1,064+30.8%Added
Mutual of America Capital Management LLC4,540$841.6K0.01%+55+1.2%Added
Schonfeld Strategic Advisors LLC4,570$847.2K0.01%−3,068−40.2%Reduced
Connable Office Inc4,633$858.9K0.09%00.0%Unchanged
MAI Capital Management4,634$859.0K0.01%−82−1.7%Reduced
Diversified Trust Co4,686$868.7K0.02%+173+3.8%Added
Janney Montgomery Scott LLC4,806$891.0K0.00%+3,427+248.5%Added
Blair William & Co4,816$892.8K0.00%−3,501−42.1%Reduced
Mariner, LLC4,837$896.7K0.00%+77+1.6%Added
Allianz Asset Management GmbH4,922$912.4K0.00%+2,603+112.2%Added
Millennium Management LLC5,051$936.4K0.00%−2,475−32.9%Reduced
Polar Asset Management Partners Inc.5,100$945.4K0.01%+5,100New
Lecap Asset Management Ltd5,254$974.0K0.26%−1,412−21.2%Reduced
Valeo Financial Advisors, LLC5,442$1.01M0.03%+19+0.4%Added
Winton Group Ltd5,977$1.11M0.07%+806+15.6%Added
Deutsche Bank AG6,284$1.16M0.00%+360+6.1%Added
CenterBook Partners LP6,299$1.17M0.07%+6,299New
Manufacturers Life Insurance Company, The6,364$1.18M0.00%−9,302−59.4%Reduced
ABN AMRO Bank N.V.6,447$1.18M0.02%−274−4.1%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys6,397$1.19M0.01%+23+0.4%Added
KLP Kapitalforvaltning AS6,400$1.19M0.01%+6,400New
Verition Fund Management LLC6,766$1.25M0.01%+3,181+88.7%Added
Integrated Quantitative Investments LLC6,800$1.26M0.62%+6,800New
Sit Investment Associates Inc6,830$1.27M0.03%00.0%Unchanged
Oregon Public Employees Retirement Fund7,054$1.31M0.02%−46−0.6%Reduced
Bessemer Group Inc7,060$1.31M0.00%+37+0.5%Added
Congress Asset Management Co7,606$1.41M0.01%+2,077+37.6%Added
Zurcher Kantonalbank (Zurich Cantonalbank)7,662$1.42M0.00%+898+13.3%Added
D. E. Shaw & Co., Inc.7,753$1.44M0.00%+4,780+160.8%Added
MML Investors Services, LLC7,941$1.47M0.01%+67+0.9%Added