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 |
|---|---|---|---|---|---|
| Beacon Investment Advisory Services, Inc. | 7,972 | $1.68M | 0.07% | −603−7.0% | Reduced |
| Jane Street Group, LLC | 8,045 | $1.70M | 0.00% | −54,830−87.2% | Reduced |
| New York State Teachers Retirement System | 8,094 | $1.71M | 0.00% | +8,094 | New |
| CWM, LLC | 8,105 | $1.71M | 0.01% | +6,859+550.5% | Added |
| Blair William & Co | 8,317 | $1.76M | 0.01% | +491+6.3% | Added |
| Handelsbanken Fonder AB | 8,400 | $1.77M | 0.01% | +900+12.0% | Added |
| Arizona State Retirement System | 8,555 | $1.81M | 0.01% | +74+0.9% | Added |
| Employees Retirement System of Texas | 8,580 | $1.81M | 0.02% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. AG | 9,140 | $1.93M | 0.02% | +477+5.5% | Added |
| B. Metzler seel. Sohn & Co. Holding AG | 9,140 | $1.93M | 0.02% | +9,140 | New |
| State of Tennessee, Treasury Department | 9,545 | $2.01M | 0.01% | +9,545 | New |
| Amalgamated Bank | 9,774 | $2.06M | 0.02% | +7,769+387.5% | Added |
| LPL Financial LLC | 10,149 | $2.14M | 0.00% | +531+5.5% | Added |
| Tudor Investment Corp Et Al | 10,331 | $2.18M | 0.02% | +5,461+112.1% | Added |
| Evolutionary Tree Capital Management, LLC | 10,429 | $2.20M | 2.20% | −371−3.4% | Reduced |
| Oppenheimer Asset Management Inc. | 10,652 | $2.25M | 0.03% | −116−1.1% | Reduced |
| Azzad Asset Management Inc | 10,971 | $2.32M | 0.26% | +15+0.1% | Added |
| Alliancebernstein L.P. | 11,024 | $2.33M | 0.00% | +1,215+12.4% | Added |
| Zacks Investment Management | 11,228 | $2.37M | 0.02% | −104−0.9% | Reduced |
| Massmutual Trust Co FSB | 11,229 | $2.37M | 0.07% | −62−0.5% | Reduced |
| Northwest & Ethical Investments L.P. | 11,630 | $2.45M | 0.06% | −705−5.7% | Reduced |
| Yousif Capital Management, LLC | 11,760 | $2.48M | 0.03% | +11,760 | New |
| Maryland State Retirement & Pension System | 11,776 | $2.49M | 0.05% | +9,504+418.3% | Added |
| State of New Jersey Common Pension Fund D | 11,779 | $2.49M | 0.01% | −252−2.1% | Reduced |
| AIA Group Ltd | 12,237 | $2.58M | 0.07% | +582+5.0% | Added |
| Ensign Peak Advisors, Inc | 12,347 | $2.61M | 0.00% | −112,939−90.1% | Reduced |
| Treasurer of the State of North Carolina | 12,794 | $2.70M | 0.01% | −160−1.2% | Reduced |
| Gilliland Jeter Wealth Management LLC | 12,823 | $2.71M | 0.87% | −2,685−17.3% | Reduced |
| Clearbridge Investments, LLC | 13,118 | $2.77M | 0.00% | +1,313+11.1% | Added |
| Cerity Partners LLC | 13,576 | $2.87M | 0.01% | +10,910+409.2% | Added |
| Intech Investment Management LLC | 14,220 | $3.00M | 0.03% | +1,894+15.4% | Added |
| LMR Partners LLP | 14,360 | $3.03M | 0.07% | −3,696−20.5% | Reduced |
| Louisiana State Employees Retirement System | 14,400 | $3.04M | 0.06% | +14,400 | New |
| TD Asset Management Inc | 15,284 | $3.09M | 0.00% | −12,600−45.2% | Reduced |
| Marshall Wace, LLP | 14,778 | $3.12M | 0.00% | −25,695−63.5% | Reduced |
| Two Sigma Investments, LP | 14,986 | $3.16M | 0.01% | −7,314−32.8% | Reduced |
| Manufacturers Life Insurance Company, The | 15,666 | $3.31M | 0.00% | −5,527−26.1% | Reduced |
| Granite Investment Partners, LLC | 15,749 | $3.32M | 0.14% | −5,019−24.2% | Reduced |
| Cetera Investment Advisers | 16,086 | $3.39M | 0.01% | −1,426−8.1% | Reduced |
| Wells Fargo & Company | 16,783 | $3.54M | 0.00% | −2,194−11.6% | Reduced |
| State of Alaska, Department of Revenue | 17,018 | $3.59M | 0.04% | +17,018 | New |
| Advisor Group Holdings, Inc. | 17,079 | $3.60M | 0.01% | +451+2.7% | Added |
| Citigroup Inc | 17,771 | $3.75M | 0.00% | +14,158+391.9% | Added |
| Comerica Bank | 19,874 | $4.19M | 0.02% | +17,332+681.8% | Added |
| Jacobs Levy Equity Management, Inc | 21,668 | $4.57M | 0.02% | −3,047−12.3% | Reduced |
| PDT Partners, LLC | 23,387 | $4.94M | 0.44% | +23,387 | New |
| Envestnet Asset Management Inc | 23,915 | $5.05M | 0.00% | −2,284−8.7% | Reduced |
| Thornburg Investment Management Inc | 25,241 | $5.33M | 0.07% | −567−2.2% | Reduced |
| Lisanti Capital Growth, LLC | 26,615 | $5.62M | 1.42% | +26,615 | New |
| Aquatic Capital Management LLC | 27,100 | $5.72M | 0.15% | −78,100−74.2% | Reduced |
| California State Teachers Retirement System | 28,090 | $5.93M | 0.01% | −1,455−4.9% | Reduced |
| Nippon Life Global Investors Americas, Inc. | 28,590 | $6.03M | 0.26% | 00.0% | Unchanged |
| Great West Life Assurance Co | 29,237 | $6.17M | 0.01% | +26,167+852.3% | Added |
| Prudential Financial Inc | 29,394 | $6.20M | 0.01% | +29,394 | New |
| Royal Bank of Canada | 30,164 | $6.37M | 0.00% | −4,096−12.0% | Reduced |
| LMCG Investments, LLC | 30,609 | $6.46M | 0.39% | −489−1.6% | Reduced |
| Oak Ridge Investments LLC | 31,335 | $6.61M | 0.58% | +1,018+3.4% | Added |
| State Board of Administration of Florida Retirement System | 31,840 | $6.72M | 0.01% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 32,387 | $6.84M | 0.01% | +8,048+33.1% | Added |
| Public Employees Retirement System of Ohio | 36,361 | $7.67M | 0.03% | +3,125+9.4% | Added |
| Bullseye Asset Management LLC | 36,599 | $7.72M | 3.56% | 00.0% | Unchanged |
| Kopp Family Office, LLC | 41,065 | $8.67M | 5.52% | 00.0% | Unchanged |
| Barclays PLC | 42,525 | $8.97M | 0.00% | −44,680−51.2% | Reduced |
| Los Angeles Capital Management LLC | 42,979 | $9.07M | 0.04% | +42,979 | New |
| Algert Global LLC | 45,563 | $9.62M | 0.26% | +26,971+145.1% | Added |
| Teachers Retirement System of the State of Kentucky | 49,178 | $10.4M | 0.09% | +8,240+20.1% | Added |
| Goldman Sachs Group Inc | 49,202 | $10.4M | 0.00% | −102,347−67.5% | Reduced |
| Impax Asset Management Group plc | 50,000 | $10.6M | 0.04% | −10,000−16.7% | Reduced |
| Kornitzer Capital Management Inc | 50,240 | $10.6M | 0.20% | +1,350+2.8% | Added |
| California Public Employees Retirement System | 51,084 | $10.8M | 0.01% | +8,699+20.5% | Added |
| Rheos Capital Works Inc. | 52,400 | $11.1M | 0.58% | −27,000−34.0% | Reduced |
| UBS Group AG | 55,143 | $11.6M | 0.00% | −2,661−4.6% | Reduced |
| Swiss National Bank | 58,000 | $12.2M | 0.01% | −1,600−2.7% | Reduced |
| Mairs & Power Inc | 61,173 | $12.9M | 0.12% | −2,660−4.2% | Reduced |
| State of Wisconsin Investment Board | 61,941 | $13.1M | 0.03% | −9,143−12.9% | Reduced |
| Public Sector Pension Investment Board | 63,300 | $13.4M | 0.07% | +63,300 | New |
| Lazard Asset Management LLC | 65,204 | $13.8M | 0.02% | −36,639−36.0% | Reduced |
| Fred Alger Management, LLC | 69,850 | $14.7M | 0.07% | −79,747−53.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 75,000 | $15.8M | 0.03% | −10,000−11.8% | Reduced |
| Rhumbline Advisers | 76,568 | $16.2M | 0.01% | +40,707+113.5% | Added |
| Neuberger Berman Group LLC | 80,085 | $16.9M | 0.01% | −1,398−1.7% | Reduced |
| Bank of America Corp | 82,428 | $17.4M | 0.00% | +3,041+3.8% | Added |
| Man Group plc | 82,712 | $17.5M | 0.05% | +55,367+202.5% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 82,736 | $17.5M | 0.04% | −2,494−2.9% | Reduced |
| Victory Capital Management Inc | 82,849 | $17.5M | 0.02% | +643+0.8% | Added |
| Legal & General Group Plc | 92,413 | $19.5M | 0.01% | +51,895+128.1% | Added |
| Capital Fund Management S.A. | 97,508 | $20.6M | 0.23% | +10,679+12.3% | Added |
| PFM Health Sciences, LP | 98,322 | $20.8M | 1.19% | +98,322 | New |
| Renaissance Technologies LLC | 100,500 | $21.2M | 0.03% | +26,900+36.5% | Added |
| Citadel Advisors LLC | 110,311 | $23.3M | 0.02% | +78,660+248.5% | Added |
| Thrivent Financial for Lutherans | 110,580 | $23.3M | 0.04% | +31,444+39.7% | Added |
| Dimensional Fund Advisors LP | 117,309 | $24.8M | 0.01% | +7,749+7.1% | Added |
| ExodusPoint Capital Management, LP | 120,058 | $25.3M | 0.26% | +120,058 | New |
| Standard Life Aberdeen plc | 121,361 | $25.6M | 0.05% | +16,881+16.2% | Added |
| Rhenman & Partners Asset Management AB | 122,000 | $25.7M | 2.09% | +105,000+617.6% | Added |
| Eventide Asset Management, LLC | 125,090 | $26.4M | 0.46% | 00.0% | Unchanged |
| SEI Investments Co | 127,988 | $27.0M | 0.04% | +43,608+51.7% | Added |
| Rock Springs Capital Management LP | 130,000 | $27.4M | 0.89% | 00.0% | Unchanged |
| Eagle Health Investments LP | 136,603 | $28.8M | 5.56% | 00.0% | Unchanged |
| Credit Agricole S A | 137,408 | $29.0M | 0.15% | +7,408+5.7% | Added |