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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, Q1 2021

Institutional positions in Inspire Medical Systems, Inc. as of Mar 31, 2021. 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
251
No complete 13F data for Q4 2020
Shares held
25.2M
No complete 13F data for Q4 2020
Total value
$5.21B
No complete 13F data for Q4 2020

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 holdersQ1 2021: 251 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 heldQ1 2021: $5.21B
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, Q1 2021

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding INSP in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Winton Group Ltd3,530$731.0K0.04%––
Public Employees Retirement Association of Colorado3,551$735.0K0.00%––
Aigen Investment Management, LP3,688$763.0K0.10%––
Amalgamated Bank3,727$771.0K0.03%––
American Century Companies Inc3,811$789.0K0.00%––
Quantbot Technologies LP3,873$801.0K0.08%––
Ziegler Capital Management, LLC3,881$803.0K0.03%––
Hillsdale Investment Management Inc.4,100$849.0K0.07%––
BNP Paribas Arbitrage, SA4,162$861.5K0.00%––
Voloridge Investment Management, LLC4,229$875.0K0.01%––
Silvant Capital Management LLC4,324$895.0K0.15%––
Raymond James Trust N.A.4,465$924.0K0.03%––
SEI Investments Co5,003$941.0K0.00%––
Handelsbanken Fonder AB4,600$952.0K0.01%––
Squarepoint Ops LLC4,662$965.0K0.01%––
Mackay Shields LLC4,700$973.0K0.01%––
Seven Eight Capital, LP5,198$978.0K0.22%––
Stifel Financial Corp4,863$1.01M0.00%––
Weiss Multi-Strategy Advisers LLC5,021$1.04M0.02%––
Cinctive Capital Management LP5,063$1.05M0.07%––
PDT Partners, LLC5,100$1.06M0.08%––
Affinity Investment Advisors, LLC5,168$1.07M0.39%––
Tudor Investment Corp Et Al5,350$1.11M0.02%––
SG Americas Securities, LLC5,354$1.11M0.01%––
Ensign Peak Advisors, Inc5,434$1.13M0.00%––
Polianta Ltd5,500$1.14M0.63%––
Connable Office Inc5,581$1.16M0.17%––
AMP Capital Investors Ltd5,838$1.21M0.01%––
Aviva PLC6,153$1.27M0.01%––
Truist Financial Corp6,509$1.35M0.00%––
Blair William & Co6,527$1.35M0.01%––
Millennium Management LLC6,606$1.37M0.00%––
LPL Financial LLC6,675$1.38M0.00%––
Asset Management Corp6,700$1.39M0.96%––
Engineers Gate Manager LP6,710$1.39M0.07%––
Kornitzer Capital Management Inc6,785$1.40M0.02%––
ProShare Advisors LLC6,996$1.45M0.00%––
Arizona State Retirement System7,057$1.46M0.01%––
Metropolitan Life Insurance Co7,193$1.49M0.02%––
Los Angeles Capital Management LLC7,192$1.49M0.01%––
AtonRa Partners7,206$1.49M0.67%––
Baird Financial Group, Inc.7,225$1.50M0.00%––
Jackson Square Partners, LLC7,266$1.50M0.01%––
Balyasny Asset Management LLC7,758$1.61M0.01%––
Commonwealth Equity Services, LLC8,037$1.66M0.00%––
Jane Street Group, LLC8,056$1.67M0.00%––
Two Sigma Investments, LP8,206$1.70M0.01%––
EAM Investors, LLC9,632$1.99M0.30%––
STRS Ohio9,700$2.01M0.01%––
State Board of Administration of Florida Retirement System9,745$2.02M0.00%––
MetLife Investment Management9,810$2.03M0.02%––
Dimensional Fund Advisors LP9,906$2.05M0.00%––
Envestnet Asset Management Inc10,131$2.10M0.00%––
Voya Investment Management LLC11,485$2.38M0.00%––
Advisor Group Holdings, Inc.11,576$2.40M0.01%––
Natixis11,702$2.42M0.01%––
Raymond James & Associates12,823$2.65M0.00%––
Cubist Systematic Strategies, LLC13,029$2.70M0.03%––
AQR Capital Management LLC13,307$2.75M0.00%––
Bullseye Asset Management LLC13,365$2.77M1.03%––
Landscape Capital Management, L.L.C.13,442$2.78M0.44%––
Manufacturers Life Insurance Company, The14,629$3.03M0.00%––
American International Group, Inc.15,257$3.16M0.01%––
State of New Jersey Common Pension Fund D15,436$3.19M0.01%––
Neuberger Berman Group LLC15,848$3.28M0.00%––
UBS Group AG16,207$3.35M0.00%––
Royal Bank of Canada17,105$3.54M0.00%––
Legal & General Group Plc17,272$3.58M0.00%––
Axiom Investors LLC17,801$3.69M0.07%––
CPWM, LLC19,940$4.13M0.36%––
Jacobs Levy Equity Management, Inc21,963$4.55M0.04%––
Public Employees Retirement System of Ohio22,687$4.70M0.02%––
Mutual of America Capital Management LLC24,093$4.99M0.05%––
Barclays PLC25,742$5.33M0.01%––
Parametric Portfolio Associates LLC28,375$5.87M0.00%––
Rhumbline Advisers28,644$5.93M0.01%––
Ameriprise Financial Inc31,178$6.45M0.00%––
Frontier Capital Management Co LLC32,623$6.75M0.05%––
Man Group plc34,639$7.17M0.03%––
Alliancebernstein L.P.36,800$7.62M0.00%––
Eagle Health Investments LP37,453$7.75M3.15%––
State of Wisconsin Investment Board37,600$7.78M0.02%––
Deutsche Bank AG37,728$7.81M0.00%––
California State Teachers Retirement System39,527$8.18M0.01%––
Novo Holdings A/S40,000$8.28M0.34%––
New York State Common Retirement Fund41,643$8.62M0.01%––
Calamos Advisors LLC42,759$8.85M0.05%––
Russell Investments Group, Ltd.45,454$9.41M0.02%––
Citadel Advisors LLC53,059$11.0M0.01%––
Allianz Asset Management GmbH53,946$11.2M0.01%––
Swiss National Bank55,400$11.5M0.01%––
Sectoral Asset Management Inc60,500$12.5M0.95%––
Segall Bryant & Hamill, LLC60,961$12.6M0.12%––
California Public Employees Retirement System63,013$13.0M0.01%––
Arrowstreet Capital, Limited Partnership66,389$13.7M0.02%––
Macquarie Group Ltd67,216$13.9M0.02%––
Oak Ridge Investments LLC69,417$14.4M1.34%––
Lisanti Capital Growth, LLC72,631$15.0M1.93%––
Mairs & Power Inc76,379$15.8M0.17%––
Goldman Sachs Group Inc77,889$16.1M0.00%––