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.
| 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 2024
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commonwealth Equity Services, LLC | 7,984 | $1.48M | 0.00% | +575+7.8% | Added |
| BNP Paribas Arbitrage, SA | 7,991 | $1.48M | 0.00% | +3,280+69.6% | Added |
| Handelsbanken Fonder AB | 8,400 | $1.56M | 0.01% | 00.0% | Unchanged |
| Employees Retirement System of Texas | 8,580 | $1.59M | 0.01% | 00.0% | Unchanged |
| Arizona State Retirement System | 8,655 | $1.60M | 0.01% | +100+1.2% | Added |
| Quadrature Capital Ltd | 9,118 | $1.69M | 0.03% | +3,868+73.7% | Added |
| New York State Teachers Retirement System | 9,194 | $1.70M | 0.00% | +1,100+13.6% | Added |
| Evolutionary Tree Capital Management, LLC | 9,259 | $1.72M | 1.75% | −1,170−11.2% | Reduced |
| Amalgamated Bank | 9,707 | $1.80M | 0.01% | −67−0.7% | Reduced |
| Danske Bank A/S | 9,753 | $1.81M | 0.01% | +9,353+2,338.3% | Added |
| LPL Financial LLC | 9,811 | $1.82M | 0.00% | −338−3.3% | Reduced |
| CWM, LLC | 9,899 | $1.83M | 0.01% | +1,794+22.1% | Added |
| Massmutual Trust Co FSB | 10,239 | $1.90M | 0.05% | −990−8.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 10,495 | $1.95M | 0.02% | +10,495 | New |
| Wealth Enhancement Advisory Services, LLC | 10,760 | $1.99M | 0.00% | +2,960+37.9% | Added |
| Alliancebernstein L.P. | 10,918 | $2.02M | 0.00% | −106−1.0% | Reduced |
| Northwest & Ethical Investments L.P. | 11,025 | $2.04M | 0.06% | −605−5.2% | Reduced |
| American Century Companies Inc | 11,214 | $2.08M | 0.00% | +4,497+66.9% | Added |
| Centiva Capital, LP | 11,340 | $2.10M | 0.08% | +11,340 | New |
| Yousif Capital Management, LLC | 11,580 | $2.15M | 0.02% | −180−1.5% | Reduced |
| AIA Group Ltd | 11,766 | $2.18M | 0.05% | −471−3.8% | Reduced |
| Maryland State Retirement & Pension System | 11,797 | $2.19M | 0.05% | +21+0.2% | Added |
| State of New Jersey Common Pension Fund D | 11,924 | $2.21M | 0.01% | +145+1.2% | Added |
| Cerity Partners LLC | 11,762 | $2.21M | 0.00% | −1,814−13.4% | Reduced |
| Ensign Peak Advisors, Inc | 12,347 | $2.29M | 0.00% | 00.0% | Unchanged |
| Zacks Investment Management | 12,657 | $2.35M | 0.02% | +1,429+12.7% | Added |
| Gilliland Jeter Wealth Management LLC | 12,723 | $2.36M | 0.80% | −100−0.8% | Reduced |
| Intech Investment Management LLC | 12,797 | $2.37M | 0.02% | −1,423−10.0% | Reduced |
| Agf Management Ltd | 12,806 | $2.37M | 0.01% | +12,806 | New |
| Treasurer of the State of North Carolina | 12,884 | $2.39M | 0.01% | +90+0.7% | Added |
| Oppenheimer Asset Management Inc. | 13,027 | $2.41M | 0.03% | +2,375+22.3% | Added |
| Aquatic Capital Management LLC | 13,152 | $2.44M | 0.07% | −13,948−51.5% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 13,425 | $2.49M | 0.03% | +4,285+46.9% | Added |
| Granite Investment Partners, LLC | 13,472 | $2.50M | 0.11% | −2,277−14.5% | Reduced |
| Teacher Retirement System of Texas | 13,679 | $2.54M | 0.01% | +8,649+171.9% | Added |
| State of Tennessee, Treasury Department | 14,229 | $2.64M | 0.01% | +4,684+49.1% | Added |
| Louisiana State Employees Retirement System | 14,500 | $2.69M | 0.05% | +100+0.7% | Added |
| Advisor Group Holdings, Inc. | 15,001 | $2.78M | 0.01% | −2,078−12.2% | Reduced |
| Clearbridge Investments, LLC | 16,349 | $3.03M | 0.00% | +3,231+24.6% | Added |
| Two Sigma Investments, LP | 16,384 | $3.04M | 0.01% | +1,398+9.3% | Added |
| Cetera Investment Advisers | 16,720 | $3.10M | 0.01% | +634+3.9% | Added |
| State of Alaska, Department of Revenue | 17,031 | $3.16M | 0.04% | +13+0.1% | Added |
| PDT Partners, LLC | 18,042 | $3.34M | 0.30% | −5,345−22.9% | Reduced |
| Russell Investments Group, Ltd. | 18,126 | $3.36M | 0.00% | +16,595+1,083.9% | Added |
| Wells Fargo & Company | 19,013 | $3.52M | 0.00% | +2,230+13.3% | Added |
| Citigroup Inc | 19,296 | $3.58M | 0.00% | +1,525+8.6% | Added |
| Ieq Capital, LLC | 21,095 | $3.91M | 0.04% | +18,702+781.5% | Added |
| Nippon Life Global Investors Americas, Inc. | 23,380 | $4.33M | 0.20% | −5,210−18.2% | Reduced |
| Thornburg Investment Management Inc | 24,869 | $4.61M | 0.06% | −372−1.5% | Reduced |
| Oak Ridge Investments LLC | 24,904 | $4.62M | 0.36% | −6,431−20.5% | Reduced |
| Comerica Bank | 25,159 | $4.66M | 0.02% | +5,285+26.6% | Added |
| Envestnet Asset Management Inc | 25,667 | $4.76M | 0.00% | +1,752+7.3% | Added |
| Prudential Financial Inc | 28,740 | $4.96M | 0.01% | −654−2.2% | Reduced |
| LMCG Investments, LLC | 26,868 | $4.98M | 0.31% | −3,741−12.2% | Reduced |
| Monimus Capital Management, LP | 27,504 | $5.10M | 4.80% | +27,504 | New |
| California State Teachers Retirement System | 27,865 | $5.17M | 0.01% | −225−0.8% | Reduced |
| Royal Bank of Canada | 28,241 | $5.24M | 0.00% | −1,923−6.4% | Reduced |
| Barclays PLC | 28,375 | $5.26M | 0.00% | −14,150−33.3% | Reduced |
| Baird Financial Group, Inc. | 28,391 | $5.26M | 0.01% | −3,996−12.3% | Reduced |
| Great West Life Assurance Co | 28,819 | $5.35M | 0.01% | −418−1.4% | Reduced |
| State Board of Administration of Florida Retirement System | 31,110 | $5.77M | 0.01% | −730−2.3% | Reduced |
| Goldman Sachs Group Inc | 32,565 | $6.04M | 0.00% | −16,637−33.8% | Reduced |
| Trexquant Investment LP | 33,871 | $6.28M | 0.07% | +33,871 | New |
| Beck Bode, LLC | 34,711 | $6.43M | 1.18% | +34,711 | New |
| Public Employees Retirement System of Ohio | 35,178 | $6.52M | 0.02% | −1,183−3.3% | Reduced |
| Arrowstreet Capital, Limited Partnership | 35,294 | $6.54M | 0.01% | +33,202+1,587.1% | Added |
| Bullseye Asset Management LLC | 36,128 | $6.70M | 3.15% | −471−1.3% | Reduced |
| California Public Employees Retirement System | 38,568 | $7.15M | 0.00% | −12,516−24.5% | Reduced |
| Kopp Family Office, LLC | 41,041 | $7.61M | 4.82% | −24−0.1% | Reduced |
| Algert Global LLC | 43,012 | $7.97M | 0.19% | −2,551−5.6% | Reduced |
| Bank of America Corp | 46,396 | $8.60M | 0.00% | −36,032−43.7% | Reduced |
| Jennison Associates LLC | 47,586 | $8.82M | 0.01% | +47,586 | New |
| Teachers Retirement System of the State of Kentucky | 47,888 | $8.88M | 0.08% | −1,290−2.6% | Reduced |
| M&G Plc | 49,704 | $9.20M | 0.06% | +49,704 | New |
| Impax Asset Management Group plc | 50,000 | $9.27M | 0.04% | 00.0% | Unchanged |
| Kornitzer Capital Management Inc | 50,240 | $9.31M | 0.18% | 00.0% | Unchanged |
| Rheos Capital Works Inc. | 52,400 | $9.71M | 0.54% | 00.0% | Unchanged |
| Citadel Advisors LLC | 52,421 | $9.72M | 0.01% | −57,890−52.5% | Reduced |
| WCM Investment Management, LLC | 55,735 | $10.3M | 0.02% | +55,735 | New |
| Norges Bank | 57,617 | $10.7M | 0.00% | −220,356−79.3% | Reduced |
| Price T Rowe Associates Inc | 57,932 | $10.7M | 0.00% | −106,173−64.7% | Reduced |
| Swiss National Bank | 58,600 | $10.9M | 0.01% | +600+1.0% | Added |
| Fred Alger Management, LLC | 63,125 | $11.7M | 0.06% | −6,725−9.6% | Reduced |
| Lazard Asset Management LLC | 64,282 | $11.9M | 0.02% | −922−1.4% | Reduced |
| Mairs & Power Inc | 64,671 | $12.0M | 0.12% | +3,498+5.7% | Added |
| State of Wisconsin Investment Board | 65,688 | $12.2M | 0.03% | +3,747+6.0% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 73,352 | $13.6M | 0.03% | −9,384−11.3% | Reduced |
| Rhumbline Advisers | 73,650 | $13.7M | 0.01% | −2,918−3.8% | Reduced |
| Public Sector Pension Investment Board | 74,659 | $13.8M | 0.06% | +11,359+17.9% | Added |
| Victory Capital Management Inc | 77,469 | $14.4M | 0.01% | −5,380−6.5% | Reduced |
| Capital Fund Management S.A. | 80,984 | $15.0M | 0.15% | −16,524−16.9% | Reduced |
| Neuberger Berman Group LLC | 84,225 | $15.6M | 0.01% | +4,140+5.2% | Added |
| Los Angeles Capital Management LLC | 90,542 | $16.8M | 0.07% | +47,563+110.7% | Added |
| Legal & General Group Plc | 95,478 | $17.7M | 0.00% | +3,065+3.3% | Added |
| Integral Health Asset Management, LLC | 100,000 | $18.5M | 1.64% | −60,000−37.5% | Reduced |
| First Trust Advisors LP | 101,614 | $18.8M | 0.02% | +101,614 | New |
| Ameriprise Financial Inc | 104,756 | $19.4M | 0.00% | −77,409−42.5% | Reduced |
| Credit Agricole S A | 118,076 | $21.9M | 0.07% | −19,332−14.1% | Reduced |
| Standard Life Aberdeen plc | 121,361 | $22.4M | 0.04% | 00.0% | Unchanged |
| Eventide Asset Management, LLC | 125,090 | $23.2M | 0.42% | 00.0% | Unchanged |