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 2023
Institutional positions in Inspire Medical Systems, Inc. as of Sep 30, 2023. 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
- 365
- −38 vs. Q2 2023
- Shares held
- 28.4M
- +303.0K (+1.1%) vs. Q2 2023
- Total value
- $5.65B
- −$3.45B (−37.9%) vs. Q2 2023
- New holders
- 49
- 144 more added
- Sold out
- 87
- 121 more reduced
4 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Voloridge Investment Management, LLC | 36,902 | $7.32M | 0.04% | +19,885+116.9% | Added |
| Dimensional Fund Advisors LP | 35,755 | $7.10M | 0.00% | +250+0.7% | Added |
| Point72 Europe (London) LLP | 35,645 | $7.07M | 0.96% | +29,109+445.4% | Added |
| Quantbot Technologies LP | 35,626 | $7.07M | 0.48% | +35,626 | New |
| Soleus Capital Management, L.P. | 35,600 | $7.06M | 0.71% | +28,900+431.3% | Added |
| Bridgewater Associates, LP | 35,201 | $6.99M | 0.04% | +3,636+11.5% | Added |
| Algert Global LLC | 34,715 | $6.89M | 0.32% | +18,975+120.6% | Added |
| State Board of Administration of Florida Retirement System | 32,714 | $6.49M | 0.02% | +730+2.3% | Added |
| California State Teachers Retirement System | 32,197 | $6.39M | 0.01% | −3,085−8.7% | Reduced |
| Oak Ridge Investments LLC | 32,131 | $6.38M | 0.81% | +2,209+7.4% | Added |
| Royal Bank of Canada | 31,062 | $6.16M | 0.00% | −18,538−37.4% | Reduced |
| UBS Group AG | 30,807 | $6.11M | 0.00% | −3,378−9.9% | Reduced |
| Envestnet Asset Management Inc | 30,062 | $5.97M | 0.00% | +8,711+40.8% | Added |
| Wells Fargo & Company | 29,878 | $5.93M | 0.00% | +14,895+99.4% | Added |
| DekaBank Deutsche Girozentrale | 29,820 | $5.90M | 0.01% | +16,570+125.1% | Added |
| M&G Investment Management Ltd | 29,795 | $5.90M | 0.04% | +2,583+9.5% | Added |
| Public Employees Retirement System of Ohio | 29,409 | $5.84M | 0.03% | +467+1.6% | Added |
| Jane Street Group, LLC | 27,678 | $5.49M | 0.01% | −2,042−6.9% | Reduced |
| Parkman Healthcare Partners LLC | 26,923 | $5.34M | 0.98% | +12,453+86.1% | Added |
| New York State Common Retirement Fund | 26,827 | $5.32M | 0.01% | −21,909−45.0% | Reduced |
| ExodusPoint Capital Management, LP | 25,789 | $5.12M | 0.07% | −11,852−31.5% | Reduced |
| Jacobs Levy Equity Management, Inc | 25,559 | $5.07M | 0.03% | −3,585−12.3% | Reduced |
| Thornburg Investment Management Inc | 25,028 | $4.97M | 0.08% | −30,302−54.8% | Reduced |
| Granite Investment Partners, LLC | 24,017 | $4.77M | 0.20% | −1,381−5.4% | Reduced |
| Engineers Gate Manager LP | 23,369 | $4.64M | 0.17% | +2,133+10.0% | Added |
| Osterweis Capital Management Inc | 22,271 | $4.42M | 0.32% | +2,741+14.0% | Added |
| Axiom Investors LLC | 18,772 | $3.73M | 0.05% | −12,068−39.1% | Reduced |
| HSBC Holdings PLC | 18,280 | $3.63M | 0.00% | −1,438−7.3% | Reduced |
| Advisor Group Holdings, Inc. | 18,125 | $3.60M | 0.01% | −1,121−5.8% | Reduced |
| Kopp Family Office, LLC | 18,112 | $3.59M | 2.27% | 00.0% | Unchanged |
| Baillie Gifford & Co | 17,704 | $3.51M | 0.00% | +9,875+126.1% | Added |
| Allianz Asset Management GmbH | 17,663 | $3.51M | 0.01% | −11,998−40.5% | Reduced |
| Balyasny Asset Management LLC | 17,123 | $3.40M | 0.01% | +17,123 | New |
| State of New Jersey Common Pension Fund D | 16,704 | $3.31M | 0.01% | 00.0% | Unchanged |
| Evolutionary Tree Capital Management, LLC | 16,669 | $3.31M | 4.27% | +3,671+28.2% | Added |
| Trexquant Investment LP | 16,652 | $3.30M | 0.08% | +12,314+283.9% | Added |
| Baird Financial Group, Inc. | 16,552 | $3.28M | 0.01% | +3,514+27.0% | Added |
| Hillsdale Investment Management Inc. | 15,325 | $3.04M | 0.28% | −10−0.1% | Reduced |
| Velan Capital Investment Management LP | 15,300 | $3.04M | 2.48% | +15,300 | New |
| Miura Global Management, LLC | 15,000 | $2.98M | 2.04% | +7,000+87.5% | Added |
| Nippon Life Global Investors Americas, Inc. | 14,600 | $2.90M | 0.18% | +13,650+1,436.8% | Added |
| AQR Capital Management LLC | 14,347 | $2.85M | 0.01% | +8,538+147.0% | Added |
| Aigen Investment Management, LP | 14,193 | $2.82M | 0.53% | +13,073+1,167.2% | Added |
| Janus Henderson Group PLC | 13,623 | $2.70M | 0.00% | +20.0% | Added |
| Royce & Associates LP | 13,488 | $2.68M | 0.03% | −3,000−18.2% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 13,345 | $2.65M | 0.01% | +13,345 | New |
| STRS Ohio | 12,968 | $2.57M | 0.01% | −12,670−49.4% | Reduced |
| PEAK6 Investments LLC | 12,806 | $2.54M | 0.12% | +12,806 | New |
| Treasurer of the State of North Carolina | 12,630 | $2.51M | 0.01% | +70+0.6% | Added |
| UBS Oconnor LLC | 12,571 | $2.49M | 0.04% | +4,300+52.0% | Added |
| Putnam Investments LLC | 12,438 | $2.47M | 0.00% | +2,468+24.8% | Added |
| Bullseye Asset Management LLC | 12,387 | $2.46M | 1.37% | −800−6.1% | Reduced |
| Stifel Financial Corp | 11,930 | $2.37M | 0.00% | +7,770+186.8% | Added |
| ABN AMRO Bank N.V. | 11,159 | $2.22M | 0.04% | −5,175−31.7% | Reduced |
| Campbell & CO Investment Adviser LLC | 11,115 | $2.21M | 0.26% | +9,247+495.0% | Added |
| Y-Intercept (Hong Kong) Ltd | 11,044 | $2.19M | 0.21% | +9,844+820.3% | Added |
| Janney Montgomery Scott LLC | 10,927 | $2.17M | 0.01% | −3,059−21.9% | Reduced |
| Marshall Wace, LLP | 10,895 | $2.16M | 0.00% | −266,082−96.1% | Reduced |
| Truist Financial Corp | 10,456 | $2.07M | 0.00% | +2,343+28.9% | Added |
| Magnetar Financial LLC | 10,183 | $2.02M | 0.05% | +10,183 | New |
| LPL Financial LLC | 9,584 | $1.90M | 0.00% | +1,452+17.9% | Added |
| Centiva Capital, LP | 9,558 | $1.90M | 0.09% | −11,922−55.5% | Reduced |
| Beacon Investment Advisory Services, Inc. | 9,145 | $1.81M | 0.09% | +8,429+1,177.2% | Added |
| Alliancebernstein L.P. | 9,083 | $1.80M | 0.00% | −56−0.6% | Reduced |
| Tudor Investment Corp Et Al | 8,693 | $1.73M | 0.03% | −9,219−51.5% | Reduced |
| Occudo Quantitative Strategies LP | 8,545 | $1.70M | 0.22% | +7,599+803.3% | Added |
| Natixis | 8,426 | $1.67M | 0.01% | −1,341−13.7% | Reduced |
| Arizona State Retirement System | 8,306 | $1.65M | 0.01% | +124+1.5% | Added |
| Teacher Retirement System of Texas | 8,223 | $1.63M | 0.01% | −1,520−15.6% | Reduced |
| Point72 Middle East FZE | 8,211 | $1.63M | 0.10% | −3,476−29.7% | Reduced |
| Oppenheimer Asset Management Inc. | 8,117 | $1.61M | 0.02% | +5,621+225.2% | Added |
| Seven Eight Capital, LP | 7,850 | $1.56M | 0.18% | +7,850 | New |
| Bokf, NA | 10,504 | $1.55M | 0.03% | +987+10.4% | Added |
| Zacks Investment Management | 7,788 | $1.55M | 0.02% | −868−10.0% | Reduced |
| Citigroup Inc | 7,758 | $1.54M | 0.00% | −890−10.3% | Reduced |
| McKinley Capital Management LLC /Delaware | 7,670 | $1.52M | 0.21% | 00.0% | Unchanged |
| EFG Asset Management (North America) Corp. | 7,563 | $1.50M | 0.36% | −558−6.9% | Reduced |
| SG Americas Securities, LLC | 7,317 | $1.45M | 0.02% | +7,317 | New |
| Commonwealth Equity Services, LLC | 7,253 | $1.44M | 0.00% | +381+5.5% | Added |
| QRG Capital Management, Inc. | 7,221 | $1.43M | 0.02% | +7,221 | New |
| Amalgamated Bank | 7,023 | $1.39M | 0.01% | +779+12.5% | Added |
| Rhenman & Partners Asset Management AB | 7,000 | $1.39M | 0.15% | −8,400−54.5% | Reduced |
| Silvant Capital Management LLC | 7,000 | $1.39M | 0.08% | 00.0% | Unchanged |
| Echo Street Capital Management LLC | 6,603 | $1.31M | 0.01% | +1,788+37.1% | Added |
| Lisanti Capital Growth, LLC | 6,555 | $1.30M | 0.21% | −22,413−77.4% | Reduced |
| Affinity Asset Advisors, LLC | 6,293 | $1.25M | 0.41% | +6,293 | New |
| Blair William & Co | 6,185 | $1.23M | 0.00% | −964−13.5% | Reduced |
| Alberta Investment Management Corp | 6,081 | $1.21M | 0.01% | +6,081 | New |
| Deutsche Bank AG | 5,962 | $1.18M | 0.00% | −925−13.4% | Reduced |
| FORA Capital, LLC | 5,928 | $1.18M | 0.10% | +5,928 | New |
| Raymond James & Associates | 5,767 | $1.14M | 0.00% | +564+10.8% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,623 | $1.12M | 0.00% | +754+15.5% | Added |
| Manufacturers Life Insurance Company, The | 5,532 | $1.10M | 0.00% | +4,400+388.7% | Added |
| Handelsbanken Fonder AB | 5,500 | $1.09M | 0.01% | 00.0% | Unchanged |
| Chartwell Investment Partners, LLC | 5,428 | $1.08M | 0.04% | −648−10.7% | Reduced |
| Virginia Retirement Systems Et Al | 5,200 | $1.03M | 0.01% | +500+10.6% | Added |
| Azzad Asset Management Inc | 5,189 | $1.03M | 0.15% | +3,241+166.4% | Added |
| Guggenheim Capital LLC | 5,018 | $995.8K | 0.01% | +7+0.1% | Added |
| Walleye Trading LLC | 5,002 | $992.6K | 0.02% | +5,002 | New |
| Teachers Retirement System of the State of Kentucky | 4,912 | $975.0K | 0.01% | 00.0% | Unchanged |