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.
| 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, Q3 2024
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4,118,149 | $869.1M | 0.02% | +4,118,149 | New |
| Vanguard Group Inc | 3,232,138 | $682.1M | 0.01% | +362,537+12.6% | Added |
| FMR LLC | 2,947,816 | $622.1M | 0.04% | −90,950−3.0% | Reduced |
| Wellington Management Group LLP | 1,392,334 | $293.9M | 0.05% | −582,718−29.5% | Reduced |
| Baillie Gifford & Co | 1,366,835 | $288.5M | 0.22% | −60,000−4.2% | Reduced |
| Wasatch Advisors Inc | 1,323,470 | $279.3M | 1.37% | +20,481+1.6% | Added |
| State Street Corp | 1,049,784 | $221.6M | 0.01% | +459,990+78.0% | Added |
| William Blair Investment Management, LLC | 906,349 | $191.3M | 0.47% | +135,936+17.6% | Added |
| Bank of New York Mellon Corp | 772,765 | $163.1M | 0.03% | −15,050−1.9% | Reduced |
| JPMorgan Chase & Co | 741,918 | $156.6M | 0.01% | −100,256−11.9% | Reduced |
| Invesco Ltd. | 694,050 | $146.5M | 0.03% | +154,978+28.7% | Added |
| Macquarie Group Ltd | 582,320 | $122.9M | 0.13% | −9,736−1.6% | Reduced |
| Artisan Partners Limited Partnership | 545,941 | $115.2M | 0.17% | +1,282+0.2% | Added |
| Janus Henderson Group PLC | 502,609 | $106.1M | 0.05% | +27,374+5.8% | Added |
| Geode Capital Management, LLC | 483,654 | $102.1M | 0.01% | +3,128+0.7% | Added |
| Champlain Investment Partners, LLC | 464,612 | $98.1M | 0.59% | −50,173−9.7% | Reduced |
| AQR Capital Management LLC | 446,411 | $93.4M | 0.13% | +214,566+92.5% | Added |
| Frontier Capital Management Co LLC | 395,016 | $83.4M | 0.78% | −104,194−20.9% | Reduced |
| UBS Asset Management Americas Inc | 365,168 | $77.1M | 0.02% | −201,508−35.6% | Reduced |
| Morgan Stanley | 363,307 | $76.7M | 0.01% | +105,931+41.2% | Added |
| Brown Capital Management LLC | 350,461 | $74.0M | 1.59% | −57,386−14.1% | Reduced |
| Bamco Inc | 339,300 | $71.6M | 0.19% | −8,000−2.3% | Reduced |
| Federated Hermes, Inc. | 319,860 | $67.5M | 0.15% | −85,327−21.1% | Reduced |
| Point72 Asset Management, L.P. | 319,364 | $67.4M | 0.23% | +289,075+954.4% | Added |
| Charles Schwab Investment Management Inc | 281,165 | $59.3M | 0.01% | +11,939+4.4% | Added |
| Norges Bank | 277,973 | $58.7M | 0.01% | 00.0% | Unchanged |
| Eversept Partners, LP | 276,270 | $58.3M | 4.47% | −256,741−48.2% | Reduced |
| Allspring Global Investments Holdings, LLC | 267,852 | $56.5M | 0.09% | +238,034+798.3% | Added |
| Eagle Asset Management Inc | 260,753 | $51.3M | 0.26% | +117,819+82.4% | Added |
| Braidwell LP | 238,911 | $50.4M | 1.43% | −140,532−37.0% | Reduced |
| Gilder Gagnon Howe & Co LLC | 223,126 | $47.1M | 0.56% | −17,535−7.3% | Reduced |
| Amundi | 225,832 | $46.7M | 0.02% | +15,531+7.4% | Added |
| Fuller & Thaler Asset Management, Inc. | 215,094 | $45.4M | 0.18% | +215,094 | New |
| Franklin Resources Inc | 203,894 | $42.9M | 0.01% | −29,434−12.6% | Reduced |
| Keybank National Association | 200,173 | $42.2M | 0.16% | +210.0% | Added |
| Bellevue Group AG | 195,080 | $41.2M | 0.67% | +70,356+56.4% | Added |
| Ameriprise Financial Inc | 182,165 | $38.4M | 0.01% | −49,863−21.5% | Reduced |
| Nuveen Asset Management, LLC | 180,600 | $38.1M | 0.01% | +41,384+29.7% | Added |
| Northern Trust Corp | 174,254 | $36.8M | 0.01% | +18,461+11.8% | Added |
| New York State Common Retirement Fund | 171,259 | $36.1M | 0.05% | −15,867−8.5% | Reduced |
| Price T Rowe Associates Inc | 164,105 | $34.6M | 0.00% | −200,766−55.0% | Reduced |
| Atika Capital Management LLC | 160,000 | $33.8M | 3.61% | −3,000−1.8% | Reduced |
| Integral Health Asset Management, LLC | 160,000 | $33.8M | 3.98% | +160,000 | New |
| Voya Investment Management LLC | 153,936 | $32.5M | 0.03% | −740.0% | Reduced |
| Tri Locum Partners LP | 151,429 | $32.0M | 7.66% | +18,153+13.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 146,244 | $30.9M | 0.15% | +65,147+80.3% | Added |
| Principal Financial Group Inc | 141,089 | $29.8M | 0.02% | +137,483+3,812.6% | Added |
| Credit Agricole S A | 137,408 | $29.0M | 0.15% | +7,408+5.7% | Added |
| Eagle Health Investments LP | 136,603 | $28.8M | 5.56% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 130,000 | $27.4M | 0.89% | 00.0% | Unchanged |
| SEI Investments Co | 127,988 | $27.0M | 0.04% | +43,608+51.7% | Added |
| Eventide Asset Management, LLC | 125,090 | $26.4M | 0.46% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 122,000 | $25.7M | 2.09% | +105,000+617.6% | Added |
| Standard Life Aberdeen plc | 121,361 | $25.6M | 0.05% | +16,881+16.2% | Added |
| ExodusPoint Capital Management, LP | 120,058 | $25.3M | 0.26% | +120,058 | New |
| Dimensional Fund Advisors LP | 117,309 | $24.8M | 0.01% | +7,749+7.1% | Added |
| Thrivent Financial for Lutherans | 110,580 | $23.3M | 0.04% | +31,444+39.7% | Added |
| Citadel Advisors LLC | 110,311 | $23.3M | 0.02% | +78,660+248.5% | Added |
| Renaissance Technologies LLC | 100,500 | $21.2M | 0.03% | +26,900+36.5% | Added |
| PFM Health Sciences, LP | 98,322 | $20.8M | 1.19% | +98,322 | New |
| Capital Fund Management S.A. | 97,508 | $20.6M | 0.23% | +10,679+12.3% | Added |
| Legal & General Group Plc | 92,413 | $19.5M | 0.01% | +51,895+128.1% | Added |
| Victory Capital Management Inc | 82,849 | $17.5M | 0.02% | +643+0.8% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 82,736 | $17.5M | 0.04% | −2,494−2.9% | Reduced |
| Man Group plc | 82,712 | $17.5M | 0.05% | +55,367+202.5% | Added |
| Bank of America Corp | 82,428 | $17.4M | 0.00% | +3,041+3.8% | Added |
| Neuberger Berman Group LLC | 80,085 | $16.9M | 0.01% | −1,398−1.7% | Reduced |
| Rhumbline Advisers | 76,568 | $16.2M | 0.01% | +40,707+113.5% | Added |
| Adage Capital Partners GP, L.L.C. | 75,000 | $15.8M | 0.03% | −10,000−11.8% | Reduced |
| Fred Alger Management, LLC | 69,850 | $14.7M | 0.07% | −79,747−53.3% | Reduced |
| Lazard Asset Management LLC | 65,204 | $13.8M | 0.02% | −36,639−36.0% | Reduced |
| Public Sector Pension Investment Board | 63,300 | $13.4M | 0.07% | +63,300 | New |
| State of Wisconsin Investment Board | 61,941 | $13.1M | 0.03% | −9,143−12.9% | Reduced |
| Mairs & Power Inc | 61,173 | $12.9M | 0.12% | −2,660−4.2% | Reduced |
| Swiss National Bank | 58,000 | $12.2M | 0.01% | −1,600−2.7% | Reduced |
| UBS Group AG | 55,143 | $11.6M | 0.00% | −2,661−4.6% | Reduced |
| Rheos Capital Works Inc. | 52,400 | $11.1M | 0.58% | −27,000−34.0% | Reduced |
| California Public Employees Retirement System | 51,084 | $10.8M | 0.01% | +8,699+20.5% | Added |
| Kornitzer Capital Management Inc | 50,240 | $10.6M | 0.20% | +1,350+2.8% | Added |
| Impax Asset Management Group plc | 50,000 | $10.6M | 0.04% | −10,000−16.7% | Reduced |
| Goldman Sachs Group Inc | 49,202 | $10.4M | 0.00% | −102,347−67.5% | Reduced |
| Teachers Retirement System of the State of Kentucky | 49,178 | $10.4M | 0.09% | +8,240+20.1% | Added |
| Algert Global LLC | 45,563 | $9.62M | 0.26% | +26,971+145.1% | Added |
| Los Angeles Capital Management LLC | 42,979 | $9.07M | 0.04% | +42,979 | New |
| Barclays PLC | 42,525 | $8.97M | 0.00% | −44,680−51.2% | Reduced |
| Kopp Family Office, LLC | 41,065 | $8.67M | 5.52% | 00.0% | Unchanged |
| Bullseye Asset Management LLC | 36,599 | $7.72M | 3.56% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 36,361 | $7.67M | 0.03% | +3,125+9.4% | Added |
| Baird Financial Group, Inc. | 32,387 | $6.84M | 0.01% | +8,048+33.1% | Added |
| State Board of Administration of Florida Retirement System | 31,840 | $6.72M | 0.01% | 00.0% | Unchanged |
| Oak Ridge Investments LLC | 31,335 | $6.61M | 0.58% | +1,018+3.4% | Added |
| LMCG Investments, LLC | 30,609 | $6.46M | 0.39% | −489−1.6% | Reduced |
| Royal Bank of Canada | 30,164 | $6.37M | 0.00% | −4,096−12.0% | Reduced |
| Prudential Financial Inc | 29,394 | $6.20M | 0.01% | +29,394 | New |
| Great West Life Assurance Co | 29,237 | $6.17M | 0.01% | +26,167+852.3% | Added |
| Nippon Life Global Investors Americas, Inc. | 28,590 | $6.03M | 0.26% | 00.0% | Unchanged |
| California State Teachers Retirement System | 28,090 | $5.93M | 0.01% | −1,455−4.9% | Reduced |
| Aquatic Capital Management LLC | 27,100 | $5.72M | 0.15% | −78,100−74.2% | Reduced |
| Lisanti Capital Growth, LLC | 26,615 | $5.62M | 1.42% | +26,615 | New |
| Thornburg Investment Management Inc | 25,241 | $5.33M | 0.07% | −567−2.2% | Reduced |