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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, Q3 2024

Institutional positions in Inspire Medical Systems, Inc. as of Sep 30, 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
347
+25 vs. Q2 2024
Shares held
33.3M
+3.57M (+12.0%) vs. Q2 2024
Total value
$7.03B
+$3.04B (+76.4%) vs. Q2 2024
New holders
80
116 more added
Sold out
55
109 more reduced

3 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 347 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 heldQ3 2024: $7.03B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q2 2024.

Institutions holding INSP in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Envestnet Asset Management Inc23,915$5.05M0.00%−2,284−8.7%Reduced
PDT Partners, LLC23,387$4.94M0.44%+23,387New
Jacobs Levy Equity Management, Inc21,668$4.57M0.02%−3,047−12.3%Reduced
Comerica Bank19,874$4.19M0.02%+17,332+681.8%Added
Citigroup Inc17,771$3.75M0.00%+14,158+391.9%Added
Advisor Group Holdings, Inc.17,079$3.60M0.01%+451+2.7%Added
State of Alaska, Department of Revenue17,018$3.59M0.04%+17,018New
Wells Fargo & Company16,783$3.54M0.00%−2,194−11.6%Reduced
Cetera Investment Advisers16,086$3.39M0.01%−1,426−8.1%Reduced
Granite Investment Partners, LLC15,749$3.32M0.14%−5,019−24.2%Reduced
Manufacturers Life Insurance Company, The15,666$3.31M0.00%−5,527−26.1%Reduced
Two Sigma Investments, LP14,986$3.16M0.01%−7,314−32.8%Reduced
Marshall Wace, LLP14,778$3.12M0.00%−25,695−63.5%Reduced
TD Asset Management Inc15,284$3.09M0.00%−12,600−45.2%Reduced
Louisiana State Employees Retirement System14,400$3.04M0.06%+14,400New
LMR Partners LLP14,360$3.03M0.07%−3,696−20.5%Reduced
Intech Investment Management LLC14,220$3.00M0.03%+1,894+15.4%Added
Cerity Partners LLC13,576$2.87M0.01%+10,910+409.2%Added
Clearbridge Investments, LLC13,118$2.77M0.00%+1,313+11.1%Added
Gilliland Jeter Wealth Management LLC12,823$2.71M0.87%−2,685−17.3%Reduced
Treasurer of the State of North Carolina12,794$2.70M0.01%−160−1.2%Reduced
Ensign Peak Advisors, Inc12,347$2.61M0.00%−112,939−90.1%Reduced
AIA Group Ltd12,237$2.58M0.07%+582+5.0%Added
State of New Jersey Common Pension Fund D11,779$2.49M0.01%−252−2.1%Reduced
Maryland State Retirement & Pension System11,776$2.49M0.05%+9,504+418.3%Added
Yousif Capital Management, LLC11,760$2.48M0.03%+11,760New
Northwest & Ethical Investments L.P.11,630$2.45M0.06%−705−5.7%Reduced
Massmutual Trust Co FSB11,229$2.37M0.07%−62−0.5%Reduced
Zacks Investment Management11,228$2.37M0.02%−104−0.9%Reduced
Alliancebernstein L.P.11,024$2.33M0.00%+1,215+12.4%Added
Azzad Asset Management Inc10,971$2.32M0.26%+15+0.1%Added
Oppenheimer Asset Management Inc.10,652$2.25M0.03%−116−1.1%Reduced
Evolutionary Tree Capital Management, LLC10,429$2.20M2.20%−371−3.4%Reduced
Tudor Investment Corp Et Al10,331$2.18M0.02%+5,461+112.1%Added
LPL Financial LLC10,149$2.14M0.00%+531+5.5%Added
Amalgamated Bank9,774$2.06M0.02%+7,769+387.5%Added
State of Tennessee, Treasury Department9,545$2.01M0.01%+9,545New
B. Metzler seel. Sohn & Co. AG9,140$1.93M0.02%+477+5.5%Added
B. Metzler seel. Sohn & Co. Holding AG9,140$1.93M0.02%+9,140New
Employees Retirement System of Texas8,580$1.81M0.02%00.0%Unchanged
Arizona State Retirement System8,555$1.81M0.01%+74+0.9%Added
Handelsbanken Fonder AB8,400$1.77M0.01%+900+12.0%Added
Blair William & Co8,317$1.76M0.01%+491+6.3%Added
CWM, LLC8,105$1.71M0.01%+6,859+550.5%Added
New York State Teachers Retirement System8,094$1.71M0.00%+8,094New
Jane Street Group, LLC8,045$1.70M0.00%−54,830−87.2%Reduced
Beacon Investment Advisory Services, Inc.7,972$1.68M0.07%−603−7.0%Reduced
MML Investors Services, LLC7,874$1.66M0.01%+625+8.6%Added
Wealth Enhancement Advisory Services, LLC7,800$1.65M0.00%+4,721+153.3%Added
Schonfeld Strategic Advisors LLC7,638$1.61M0.01%+7,638New
Millennium Management LLC7,526$1.59M0.00%−24,800−76.7%Reduced
Commonwealth Equity Services, LLC7,409$1.56M0.00%+6+0.1%Added
Susquehanna International Group, LLP7,191$1.52M0.00%+115+1.6%Added
Oregon Public Employees Retirement Fund7,100$1.50M0.03%+7,100New
Bessemer Group Inc7,023$1.48M0.00%+8+0.1%Added
ING Groep NV7,000$1.48M0.01%+7,000New
Sit Investment Associates Inc6,830$1.44M0.03%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)6,764$1.43M0.00%00.0%Unchanged
American Century Companies Inc6,717$1.42M0.00%−253,152−97.4%Reduced
ABN AMRO Bank N.V.6,721$1.41M0.02%+50+0.7%Added
Lecap Asset Management Ltd6,666$1.41M0.30%−4,531−40.5%Reduced
Twin Capital Management Inc6,647$1.40M0.16%+4+0.1%Added
Lighthouse Investment Partners, LLC6,500$1.37M0.07%+6,500New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys6,374$1.35M0.01%+6,374New
Holocene Advisors, LP6,374$1.35M0.01%+6,374New
Deutsche Bank AG5,924$1.25M0.00%−29−0.5%Reduced
Oddo BHF Asset Management SAS5,723$1.21M0.06%+5,723New
Congress Asset Management Co5,529$1.17M0.01%+1,292+30.5%Added
Versor Investments LP5,511$1.16M0.18%−2,497−31.2%Reduced
Valeo Financial Advisors, LLC5,423$1.14M0.03%−5−0.1%Reduced
Quadrature Capital Ltd5,250$1.11M0.03%−8,007−60.4%Reduced
Winton Group Ltd5,171$1.09M0.08%−2,926−36.1%Reduced
Teacher Retirement System of Texas5,030$1.06M0.01%+5,030New
Mariner, LLC4,760$1.00M0.00%−698−12.8%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.4,736$999.5K0.00%−172−3.5%Reduced
MAI Capital Management4,716$995.2K0.01%−19−0.4%Reduced
BNP Paribas Arbitrage, SA4,711$994.3K0.00%+2,352+99.7%Added
Connable Office Inc4,633$977.8K0.10%00.0%Unchanged
Bridgewater Associates, LP4,540$958.2K0.01%−752−14.2%Reduced
Diversified Trust Co4,513$952.5K0.02%+4+0.1%Added
Mutual of America Capital Management LLC4,485$946.6K0.01%+4,485New
Summit Global Investments4,472$944.0K0.06%+4,472New
Apollon Wealth Management, LLC4,409$930.5K0.03%−15−0.3%Reduced
Everence Capital Management Inc4,180$882.0K0.06%+4,180New
Pictet Asset Management Holding SA3,762$793.2K0.00%+89+2.4%Added
Xponance, Inc.3,742$789.7K0.01%−182−4.6%Reduced
Raymond James & Associates3,720$785.1K0.00%+1,123+43.2%Added
Raymond James Financial Services Advisors, Inc.3,666$773.7K0.00%−430−10.5%Reduced
Illinois Municipal Retirement Fund3,639$768.0K0.01%00.0%Unchanged
Oak Thistle LLC3,595$758.7K0.25%+1,805+100.8%Added
Verition Fund Management LLC3,585$756.6K0.01%+3,585New
Two Sigma Securities, LLC3,521$743.1K0.06%+3,521New
Pallas Capital Advisors LLC3,804$742.9K0.03%+876+29.9%Added
Synovus Financial Corp3,502$739.1K0.01%+244+7.5%Added
Public Employees Retirement Association of Colorado3,410$720.0K0.00%00.0%Unchanged
Scientech Research LLC3,398$717.1K0.14%−8,364−71.1%Reduced
Bank of Montreal3,458$700.2K0.00%+3,458New
PEAK6 Investments LLC3,311$698.8K0.03%+3,311New
Creative Planning3,240$683.8K0.00%+665+25.8%Added
M&T Bank Corp3,228$681.2K0.00%+1,120+53.1%Added