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, Q2 2024
Institutional positions in Inspire Medical Systems, Inc. as of Jun 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
- 325
- +1 vs. Q1 2024
- Shares held
- 31.6M
- +277.7K (+0.9%) vs. Q1 2024
- Total value
- $4.23B
- −$2.50B (−37.1%) vs. Q1 2024
- New holders
- 71
- 121 more added
- Sold out
- 70
- 98 more reduced
3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,038,766 | $406.7M | 0.03% | −1,398,999−31.5% | Reduced |
| Vanguard Group Inc | 2,869,601 | $384.0M | 0.01% | −22,803−0.8% | Reduced |
| Wellington Management Group LLP | 1,975,052 | $264.3M | 0.05% | +22,394+1.1% | Added |
| BlackRock Inc. | 1,857,916 | $248.6M | 0.01% | −33,103−1.8% | Reduced |
| Baillie Gifford & Co | 1,426,835 | $191.0M | 0.15% | −40,778−2.8% | Reduced |
| Wasatch Advisors Inc | 1,302,989 | $174.4M | 0.93% | +200,122+18.1% | Added |
| JPMorgan Chase & Co | 842,174 | $112.7M | 0.01% | +224,024+36.2% | Added |
| Bank of New York Mellon Corp | 787,815 | $105.4M | 0.02% | +192,238+32.3% | Added |
| William Blair Investment Management, LLC | 770,413 | $103.1M | 0.27% | +13,602+1.8% | Added |
| Macquarie Group Ltd | 592,056 | $79.2M | 0.09% | +33,571+6.0% | Added |
| State Street Corp | 589,794 | $78.9M | 0.00% | +59,594+11.2% | Added |
| UBS Asset Management Americas Inc | 566,676 | $75.8M | 0.02% | +519,567+1,102.9% | Added |
| Artisan Partners Limited Partnership | 544,659 | $72.9M | 0.11% | +243,485+80.8% | Added |
| Invesco Ltd. | 539,072 | $72.1M | 0.02% | +499,654+1,267.6% | Added |
| Eversept Partners, LP | 533,011 | $71.3M | 5.46% | +112,312+26.7% | Added |
| Champlain Investment Partners, LLC | 514,785 | $68.9M | 0.42% | −126,900−19.8% | Reduced |
| Frontier Capital Management Co LLC | 499,210 | $66.8M | 0.66% | −185,530−27.1% | Reduced |
| Geode Capital Management, LLC | 480,526 | $64.3M | 0.01% | +18,206+3.9% | Added |
| Janus Henderson Group PLC | 475,235 | $63.6M | 0.03% | +461,635+3,394.4% | Added |
| Brown Capital Management LLC | 407,847 | $54.6M | 1.10% | +329,448+420.2% | Added |
| Federated Hermes, Inc. | 405,187 | $54.2M | 0.13% | −48,013−10.6% | Reduced |
| Braidwell LP | 379,443 | $50.8M | 1.59% | +277,951+273.9% | Added |
| Price T Rowe Associates Inc | 364,871 | $48.8M | 0.01% | −94,895−20.6% | Reduced |
| Bamco Inc | 347,300 | $46.5M | 0.13% | +137,300+65.4% | Added |
| Balyasny Asset Management LLC | 315,098 | $42.2M | 0.11% | +238,123+309.4% | Added |
| Iron Triangle Partners LP | 281,992 | $37.7M | 3.96% | +281,992 | New |
| Norges Bank | 277,973 | $37.2M | 0.01% | +3,437+1.3% | Added |
| Charles Schwab Investment Management Inc | 269,226 | $36.0M | 0.01% | +339+0.1% | Added |
| American Century Companies Inc | 259,869 | $34.8M | 0.02% | −78,507−23.2% | Reduced |
| Morgan Stanley | 257,376 | $34.4M | 0.00% | +120,805+88.5% | Added |
| Gilder Gagnon Howe & Co LLC | 240,661 | $32.2M | 0.40% | −10,062−4.0% | Reduced |
| Franklin Resources Inc | 233,328 | $31.2M | 0.01% | −76,601−24.7% | Reduced |
| Ameriprise Financial Inc | 232,028 | $31.1M | 0.01% | −199,415−46.2% | Reduced |
| AQR Capital Management LLC | 231,845 | $31.0M | 0.05% | +140,090+152.7% | Added |
| Amundi | 210,301 | $28.2M | 0.01% | +125,704+148.6% | Added |
| Keybank National Association | 200,152 | $26.8M | 0.11% | −1,517−0.8% | Reduced |
| New York State Common Retirement Fund | 187,126 | $25.0M | 0.03% | +116,909+166.5% | Added |
| Atika Capital Management LLC | 163,000 | $21.8M | 2.53% | +33,265+25.6% | Added |
| Northern Trust Corp | 155,793 | $20.8M | 0.00% | +1,409+0.9% | Added |
| Voya Investment Management LLC | 154,010 | $20.6M | 0.02% | −71,737−31.8% | Reduced |
| Goldman Sachs Group Inc | 151,549 | $20.3M | 0.00% | +48,828+47.5% | Added |
| Fred Alger Management, LLC | 149,597 | $20.0M | 0.10% | −72,963−32.8% | Reduced |
| Eagle Asset Management Inc | 142,934 | $19.8M | 0.11% | +137,572+2,565.7% | Added |
| Nuveen Asset Management, LLC | 139,216 | $18.6M | 0.01% | +4,265+3.2% | Added |
| Eagle Health Investments LP | 136,603 | $18.3M | 3.27% | +14,400+11.8% | Added |
| Tri Locum Partners LP | 133,276 | $17.8M | 4.51% | +109,710+465.5% | Added |
| Rock Springs Capital Management LP | 130,000 | $17.4M | 0.53% | −500−0.4% | Reduced |
| Credit Agricole S A | 130,000 | $17.4M | 0.11% | +130,000 | New |
| Ensign Peak Advisors, Inc | 125,286 | $16.8M | 0.03% | −38,350−23.4% | Reduced |
| Eventide Asset Management, LLC | 125,090 | $16.7M | 0.29% | 00.0% | Unchanged |
| Bellevue Group AG | 124,724 | $16.7M | 0.27% | −92,970−42.7% | Reduced |
| Dimensional Fund Advisors LP | 109,560 | $14.7M | 0.00% | +48,590+79.7% | Added |
| Aquatic Capital Management LLC | 105,200 | $14.1M | 0.52% | +102,800+4,283.3% | Added |
| Standard Life Aberdeen plc | 104,480 | $14.0M | 0.03% | +58,519+127.3% | Added |
| Lazard Asset Management LLC | 101,843 | $13.6M | 0.02% | +38,647+61.2% | Added |
| Hood River Capital Management LLC | 93,082 | $12.5M | 0.26% | −96,155−50.8% | Reduced |
| Barclays PLC | 87,205 | $11.7M | 0.01% | +67,206+336.0% | Added |
| Capital Fund Management S.A. | 86,829 | $11.6M | 0.13% | +41,386+91.1% | Added |
| Kingdon Capital Management, L.L.C. | 86,300 | $11.5M | 1.78% | +86,300 | New |
| Mitsubishi UFJ Trust & Banking Corp | 85,230 | $11.4M | 0.03% | −15,650−15.5% | Reduced |
| Adage Capital Partners GP, L.L.C. | 85,000 | $11.4M | 0.02% | −40,000−32.0% | Reduced |
| SEI Investments Co | 84,380 | $11.3M | 0.02% | −9,286−9.9% | Reduced |
| Victory Capital Management Inc | 82,206 | $11.0M | 0.01% | −22,765−21.7% | Reduced |
| Neuberger Berman Group LLC | 81,483 | $10.9M | 0.01% | +18,907+30.2% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 81,097 | $10.9M | 0.05% | −11,322−12.3% | Reduced |
| Rheos Capital Works Inc. | 79,400 | $10.6M | 0.56% | 00.0% | Unchanged |
| Bank of America Corp | 79,387 | $10.6M | 0.00% | −41,179−34.2% | Reduced |
| Thrivent Financial for Lutherans | 79,136 | $10.6M | 0.02% | −25,904−24.7% | Reduced |
| Renaissance Technologies LLC | 73,600 | $9.85M | 0.02% | −36,000−32.8% | Reduced |
| State of Wisconsin Investment Board | 71,084 | $9.51M | 0.03% | +15,452+27.8% | Added |
| Canada Pension Plan Investment Board | 70,500 | $9.44M | 0.01% | +8,900+14.4% | Added |
| Mairs & Power Inc | 63,833 | $8.54M | 0.08% | +4,645+7.8% | Added |
| Jane Street Group, LLC | 62,875 | $8.41M | 0.01% | +51,116+434.7% | Added |
| Impax Asset Management Group plc | 60,000 | $8.03M | 0.03% | +60,000 | New |
| Vestal Point Capital, LP | 60,000 | $8.03M | 0.60% | +60,000 | New |
| Swiss National Bank | 59,600 | $7.98M | 0.01% | +1,300+2.2% | Added |
| UBS Group AG | 57,804 | $7.74M | 0.00% | +25,617+79.6% | Added |
| Kornitzer Capital Management Inc | 48,890 | $6.54M | 0.12% | −22,010−31.0% | Reduced |
| HRT Financial LP | 46,665 | $6.25M | 0.04% | +45,188+3,059.4% | Added |
| Stanley-Laman Group, Ltd. | 46,025 | $6.16M | 0.89% | −4,387−8.7% | Reduced |
| Twinbeech Capital LP | 45,834 | $6.13M | 0.12% | +45,834 | New |
| California Public Employees Retirement System | 42,385 | $5.67M | 0.00% | +2,048+5.1% | Added |
| Cubist Systematic Strategies, LLC | 41,581 | $5.56M | 0.10% | +41,581 | New |
| Kopp Family Office, LLC | 41,065 | $5.50M | 3.41% | +110.0% | Added |
| Teachers Retirement System of the State of Kentucky | 40,938 | $5.48M | 0.05% | +437+1.1% | Added |
| Legal & General Group Plc | 40,518 | $5.42M | 0.00% | +10,788+36.3% | Added |
| Marshall Wace, LLP | 40,473 | $5.42M | 0.01% | +40,473 | New |
| Bullseye Asset Management LLC | 36,599 | $4.90M | 2.40% | +9,400+34.6% | Added |
| Walleye Capital LLC | 35,902 | $4.80M | 0.05% | +35,277+5,644.3% | Added |
| Rhumbline Advisers | 35,861 | $4.80M | 0.00% | +304+0.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 34,695 | $4.64M | 0.25% | +34,695 | New |
| Royal Bank of Canada | 34,260 | $4.58M | 0.00% | +21,241+163.2% | Added |
| First Trust Advisors LP | 34,195 | $4.58M | 0.00% | +34,195 | New |
| Public Employees Retirement System of Ohio | 33,236 | $4.45M | 0.02% | +4,361+15.1% | Added |
| Jump Financial, LLC | 32,474 | $4.35M | 0.09% | +32,474 | New |
| Millennium Management LLC | 32,326 | $4.33M | 0.00% | +18,236+129.4% | Added |
| Intrinsic Edge Capital Management LLC | 32,185 | $4.31M | 0.42% | −1,753−5.2% | Reduced |
| Russell Investments Group, Ltd. | 32,056 | $4.29M | 0.01% | +123+0.4% | Added |
| State Board of Administration of Florida Retirement System | 31,840 | $4.26M | 0.01% | +23,696+291.0% | Added |
| Citadel Advisors LLC | 31,651 | $4.24M | 0.00% | −61,340−66.0% | Reduced |