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 2023
Institutional positions in Inspire Medical Systems, Inc. as of Jun 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
- 407
- +35 vs. Q1 2023
- Shares held
- 28.1M
- −627.0K (−2.2%) vs. Q1 2023
- Total value
- $9.11B
- +$2.43B (+36.4%) vs. Q1 2023
- New holders
- 86
- 124 more added
- Sold out
- 51
- 140 more reduced
2 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Macquarie Group Ltd | 571,327 | $185.5M | 0.21% | −27,740−4.6% | Reduced |
| William Blair Investment Management, LLC | 836,162 | $271.5M | 0.87% | −528−0.1% | Reduced |
| Franklin Resources Inc | 1,045,296 | $339.3M | 0.16% | +2,720+0.3% | Added |
| FMR LLC | 1,073,954 | $348.6M | 0.03% | +17,128+1.6% | Added |
| Invesco Ltd. | 1,080,232 | $350.7M | 0.09% | +51,542+5.0% | Added |
| BlackRock Inc. | 1,817,583 | $590.1M | 0.02% | −464,517−20.4% | Reduced |
| Vanguard Group Inc | 3,013,849 | $978.4M | 0.02% | −87,890−2.8% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 0 | $0 | 0.00% | −346,576−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −35,819−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −23,320−100.0% | Sold out |
| Tri Locum Partners LP | 0 | $0 | 0.00% | −17,523−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −14,384−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −13,044−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −12,500−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −11,291−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −9,919−100.0% | Sold out |
| Prentiss Smith & Co Inc | 0 | $0 | 0.00% | −8,521−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −6,814−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −5,706−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −5,365−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −4,907−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −4,422−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −4,286−100.0% | Sold out |
| Alpha DNA Investment Management LLC | 0 | $0 | 0.00% | −4,275−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −4,244−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −3,642−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −3,462−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −3,215−100.0% | Sold out |
| World Equity Group, Inc. | 0 | $0 | 0.00% | −25,545−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −2,581−100.0% | Sold out |
| AE Wealth Management LLC | 0 | $0 | 0.00% | −2,320−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −2,255−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −1,770−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −1,714−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −1,581−100.0% | Sold out |
| Metropolitan Life Insurance Co | 0 | $0 | 0.00% | −1,542−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −1,463−100.0% | Sold out |
| Qsemble Capital Management, LP | 0 | $0 | 0.00% | −1,400−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −1,328−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −1,327−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −1,270−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −1,283−100.0% | Sold out |
| Fusion Capital, LLC | 0 | $0 | 0.00% | −950−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −887−100.0% | Sold out |
| Convergence Investment Partners, LLC | 0 | $0 | 0.00% | −869−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −577−100.0% | Sold out |
| Values First Advisors, Inc. | 0 | $0 | 0.00% | −496−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −495−100.0% | Sold out |
| Kapitalo Investimentos Ltda | 0 | $0 | 0.00% | −441−100.0% | Sold out |
| Leonteq Securities AG | 0 | $0 | 0.00% | −295−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −183−100.0% | Sold out |
| James Investment Research Inc | 0 | $0 | 0.00% | −112−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −106−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −104−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| Macroview Investment Management LLC | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| Ameritas Advisory Services, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Ellevest, Inc. | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Kula Investments, LLC | – | – | – | – | Not filed |
| Asset Management Corp | – | – | – | – | Not filed |