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 2025
Institutional positions in Inspire Medical Systems, Inc. as of Dec 31, 2025. 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
- +24 vs. Q3 2025
- Shares held
- 33.9M
- +2.96M (+9.6%) vs. Q3 2025
- Total value
- $3.12B
- +$828.8M (+36.1%) vs. Q3 2025
- New holders
- 93
- 114 more added
- Sold out
- 69
- 114 more reduced
6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 275 | $1.65B |
| Q1 2026 | 301 | $1.80B |
| Q4 2025 | 343 | $3.12B |
| Q3 2025 | 325 | $2.31B |
| Q2 2025 | 356 | $4.39B |
| Q1 2025 | 363 | $5.46B |
| Q4 2024 | 357 | $6.20B |
| Q3 2024 | 347 | $7.03B |
| Q2 2024 | 325 | $4.23B |
| Q1 2024 | 327 | $6.83B |
| Q4 2023 | 343 | $6.31B |
| Q3 2023 | 365 | $5.65B |
| Q2 2023 | 407 | $9.11B |
| Q1 2023 | 374 | $6.68B |
| Q4 2022 | 340 | $7.11B |
| Q3 2022 | 301 | $5.01B |
| Q2 2022 | 287 | $5.01B |
| Q1 2022 | 299 | $6.92B |
| Q4 2021 | 289 | $5.95B |
| Q3 2021 | 254 | $5.91B |
| Q2 2021 | 248 | $4.83B |
| Q1 2021 | 251 | $5.21B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Van Eck Associates Corp | 2,014 | $186.0K | 0.00% | −12−0.6% | Reduced |
| The PNC Financial Services Group, Inc. | 2,035 | $187.7K | 0.00% | +598+41.6% | Added |
| OP Asset Management Ltd | 2,283 | $210.6K | 0.00% | 00.0% | Unchanged |
| Washington Capital Management Inc | 2,400 | $221.4K | 0.18% | +2,400 | New |
| EntryPoint Capital, LLC | 2,407 | $222.0K | 0.09% | +2,407 | New |
| Bayforest Capital Ltd | 2,407 | $222.0K | 0.17% | +2,407 | New |
| Boothbay Fund Management, LLC | 2,416 | $222.8K | 0.01% | +2,416 | New |
| JustInvest LLC | 2,441 | $225.1K | 0.00% | +2,441 | New |
| Versor Investments LP | 2,451 | $226.1K | 0.04% | +2,451 | New |
| Susquehanna Portfolio Strategies, LLC | 2,500 | $230.6K | 0.00% | −73,055−96.7% | Reduced |
| MML Investors Services, LLC | 2,575 | $237.5K | 0.00% | +2,575 | New |
| Walleye Trading LLC | 2,603 | $240.1K | 0.00% | −608−18.9% | Reduced |
| Capstone Investment Advisors, LLC | 2,610 | $240.7K | 0.00% | −134,197−98.1% | Reduced |
| Covestor Ltd | 2,677 | $247.0K | 0.13% | +925+52.8% | Added |
| Bank of Montreal | 2,728 | $251.6K | 0.00% | −39,188−93.5% | Reduced |
| Centiva Capital, LP | 2,747 | $253.4K | 0.02% | +2,747 | New |
| AlphaGrep UK Ltd | 2,774 | $255.8K | 0.09% | +2,774 | New |
| Quadrature Capital Ltd | 2,830 | $261.0K | 0.00% | +2,830 | New |
| Hodges Capital Management Inc. | 2,850 | $262.9K | 0.02% | +2,850 | New |
| Wealthspire Advisors, LLC | 2,882 | $265.8K | 0.00% | −1,298−31.1% | Reduced |
| Quest Partners LLC | 2,984 | $275.2K | 0.02% | −410−12.1% | Reduced |
| Global Retirement Partners, LLC | 3,002 | $276.9K | 0.00% | +2,982+14,910.0% | Added |
| Mutual of America Capital Management LLC | 3,022 | $278.7K | 0.00% | +7+0.2% | Added |
| First Trust Advisors LP | 3,072 | $283.3K | 0.00% | +3,072 | New |
| Swiss Life Asset Management Ltd | 3,142 | $289.8K | 0.00% | +3,142 | New |
| US Bancorp | 3,166 | $292.0K | 0.00% | +387+13.9% | Added |
| Zhang Financial LLC | 3,200 | $295.1K | 0.01% | +3,200 | New |
| Valeo Financial Advisors, LLC | 3,203 | $295.4K | 0.01% | +112+3.6% | Added |
| Machina Capital S.A.S. | 3,295 | $303.9K | 0.06% | +3,295 | New |
| Skopos Labs, Inc. | 3,276 | $306.9K | 0.01% | +3,276 | New |
| Public Employees Retirement Association of Colorado | 3,328 | $307.0K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 3,525 | $325.1K | 0.00% | +1,832+108.2% | Added |
| Connable Office Inc | 3,633 | $335.1K | 0.03% | −1,000−21.6% | Reduced |
| Apollon Wealth Management, LLC | 3,785 | $349.1K | 0.01% | −6−0.2% | Reduced |
| CI Private Wealth, LLC | 3,841 | $354.3K | 0.00% | +3,841 | New |
| Commerce Bank | 3,888 | $358.6K | 0.00% | −1,776−31.4% | Reduced |
| Virginia Retirement Systems Et Al | 3,894 | $359.1K | 0.00% | −2,200−36.1% | Reduced |
| Hedges Asset Management LLC | 3,900 | $359.7K | 0.25% | +400+11.4% | Added |
| Allspring Global Investments Holdings, LLC | 4,084 | $376.8K | 0.00% | −32−0.8% | Reduced |
| Winton Group Ltd | 4,100 | $378.1K | 0.01% | −87,358−95.5% | Reduced |
| Xponance, Inc. | 4,143 | $382.1K | 0.00% | −34−0.8% | Reduced |
| Caitong International Asset Management Co., Ltd | 4,233 | $390.4K | 0.10% | +3,153+291.9% | Added |
| PharVision Advisers, LLC | 4,358 | $401.9K | 0.20% | +4,358 | New |
| Janney Montgomery Scott LLC | 4,376 | $404.0K | 0.00% | +4,376 | New |
| Vestmark Advisory Solutions, Inc. | 4,438 | $409.3K | 0.01% | +4,438 | New |
| Pictet Asset Management Holding SA | 4,476 | $412.8K | 0.00% | 00.0% | Unchanged |
| RSM US Wealth Management LLC | 4,463 | $413.1K | 0.01% | +4,463 | New |
| Guggenheim Capital LLC | 4,665 | $430.3K | 0.00% | +4,665 | New |
| Wells Fargo & Company | 4,706 | $434.0K | 0.00% | −5,612−54.4% | Reduced |
| M&T Bank Corp | 4,708 | $434.1K | 0.00% | +4,708 | New |
| Blair William & Co | 4,732 | $436.4K | 0.00% | −133−2.7% | Reduced |
| PDT Partners, LLC | 4,800 | $442.7K | 0.03% | +4,800 | New |
| Concurrent Investment Advisors, LLC | 4,815 | $444.1K | 0.01% | +1,647+52.0% | Added |
| Commonwealth Equity Services, LLC | 4,893 | $451.3K | 0.00% | −903−15.6% | Reduced |
| Sanctuary Advisors, LLC | 5,216 | $481.1K | 0.00% | +5,216 | New |
| Maryland State Retirement & Pension System | 5,238 | $483.1K | 0.01% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 5,436 | $501.6K | 0.00% | +1,640+43.2% | Added |
| Counterpoint Mutual Funds LLC | 5,488 | $506.2K | 0.04% | +1,267+30.0% | Added |
| Cetera Investment Advisers | 5,621 | $518.4K | 0.00% | +5,621 | New |
| Rockefeller Capital Management L.P. | 5,712 | $526.8K | 0.00% | +739+14.9% | Added |
| Bessemer Group Inc | 5,707 | $527.0K | 0.00% | −1,369−19.3% | Reduced |
| Virtu Financial LLC | 5,712 | $527.0K | 0.02% | +1,639+40.2% | Added |
| KLP Kapitalforvaltning AS | 6,000 | $553.4K | 0.00% | +400+7.1% | Added |
| Oregon Public Employees Retirement Fund | 6,062 | $559.1K | 0.01% | −10−0.2% | Reduced |
| Two Sigma Advisers, LP | 6,200 | $571.8K | 0.00% | −13,800−69.0% | Reduced |
| Intech Investment Management LLC | 6,220 | $573.7K | 0.01% | −2,281−26.8% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 6,546 | $603.7K | 0.00% | −308−4.5% | Reduced |
| Marex Group plc | 6,550 | $604.1K | 0.01% | −1,901−22.5% | Reduced |
| Squarepoint Ops LLC | 6,822 | $629.2K | 0.00% | −16,322−70.5% | Reduced |
| Everhart Financial Group, Inc. | 7,013 | $646.8K | 0.06% | +7,013 | New |
| Sectoral Asset Management Inc | 7,200 | $664.1K | 0.53% | +7,200 | New |
| Worldquant Millennium Advisors LLC | 7,204 | $664.4K | 0.00% | +7,204 | New |
| Oak Thistle LLC | 7,293 | $672.6K | 0.09% | +7,293 | New |
| Yousif Capital Management, LLC | 7,329 | $692.2K | 0.01% | −1,159−13.7% | Reduced |
| HighTower Advisors, LLC | 7,543 | $695.7K | 0.00% | +7,543 | New |
| Entropy Technologies, LP | 7,624 | $703.2K | 0.04% | +7,624 | New |
| Arizona State Retirement System | 7,860 | $724.9K | 0.00% | −432−5.2% | Reduced |
| Leonteq Securities AG | 7,939 | $732.2K | 0.04% | +3,098+64.0% | Added |
| Public Employees Retirement System of Ohio | 8,145 | $751.2K | 0.00% | −791−8.9% | Reduced |
| Creative Planning | 8,171 | $753.6K | 0.00% | +5,007+158.2% | Added |
| Diversified Trust Co | 8,432 | $777.7K | 0.01% | +592+7.6% | Added |
| DAFNA Capital Management LLC | 8,600 | $793.2K | 0.18% | −8,600−50.0% | Reduced |
| Palo Alto Investors LP | 8,772 | $809.0K | 0.11% | +8,772 | New |
| Dark Forest Capital Management LP | 9,156 | $844.5K | 0.04% | +9,156 | New |
| Gsa Capital Partners LLP | 9,215 | $850.0K | 0.07% | +9,215 | New |
| Campbell & CO Investment Adviser LLC | 9,220 | $850.4K | 0.04% | +6,480+236.5% | Added |
| Hilltop Holdings Inc. | 9,244 | $852.6K | 0.05% | +9,244 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,265 | $854.5K | 0.00% | +507+5.8% | Added |
| Amalgamated Bank | 9,270 | $855.0K | 0.01% | +58+0.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 9,423 | $869.1K | 0.00% | −2,667−22.1% | Reduced |
| Handelsbanken Fonder AB | 9,800 | $904.0K | 0.00% | +1,900+24.1% | Added |
| Brevan Howard Capital Management LP | 10,785 | $994.7K | 0.02% | −2,442−18.5% | Reduced |
| Advisor Group Holdings, Inc. | 10,875 | $1.00M | 0.00% | −3,180−22.6% | Reduced |
| Royal Bank of Canada | 10,984 | $1.01M | 0.00% | −2,928−21.0% | Reduced |
| Lecap Asset Management Ltd | 11,010 | $1.02M | 0.40% | +11,010 | New |
| Verition Fund Management LLC | 11,106 | $1.02M | 0.01% | −60,589−84.5% | Reduced |
| Russell Investments Group, Ltd. | 11,171 | $1.03M | 0.00% | +4,870+77.3% | Added |
| Nordea Investment Management AB | 11,388 | $1.04M | 0.00% | −1,236−9.8% | Reduced |
| Victory Capital Management Inc | 11,322 | $1.04M | 0.00% | −11,845−51.1% | Reduced |
| Treasurer of the State of North Carolina | 11,342 | $1.05M | 0.00% | −1,518−11.8% | Reduced |