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, Q1 2024
Institutional positions in Inspire Medical Systems, Inc. as of Mar 31, 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
- 327
- −12 vs. Q4 2023
- Shares held
- 31.8M
- +805.4K (+2.6%) vs. Q4 2023
- Total value
- $6.83B
- +$529.0M (+8.4%) vs. Q4 2023
- New holders
- 43
- 123 more added
- Sold out
- 55
- 109 more reduced
4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Russell Investments Group, Ltd. | 31,933 | $6.86M | 0.01% | +15,877+98.9% | Added |
| D. E. Shaw & Co., Inc. | 31,488 | $6.76M | 0.01% | −153,460−83.0% | Reduced |
| TD Asset Management Inc | 31,388 | $6.74M | 0.01% | +21,788+227.0% | Added |
| Oak Ridge Investments LLC | 31,359 | $6.74M | 0.68% | +60+0.2% | Added |
| Envestnet Asset Management Inc | 31,199 | $6.70M | 0.00% | +4,309+16.0% | Added |
| Legal & General Group Plc | 29,730 | $6.39M | 0.00% | +991+3.4% | Added |
| California State Teachers Retirement System | 29,518 | $6.34M | 0.01% | −1,388−4.5% | Reduced |
| Public Employees Retirement System of Ohio | 28,875 | $6.20M | 0.02% | −3,715−11.4% | Reduced |
| Nippon Life Global Investors Americas, Inc. | 28,590 | $6.14M | 0.29% | +13,990+95.8% | Added |
| Sivik Global Healthcare LLC | 27,500 | $5.91M | 2.15% | 00.0% | Unchanged |
| Bullseye Asset Management LLC | 27,199 | $5.84M | 2.74% | 00.0% | Unchanged |
| Thornburg Investment Management Inc | 25,808 | $5.54M | 0.08% | +947+3.8% | Added |
| Tri Locum Partners LP | 23,566 | $5.06M | 1.76% | +23,566 | New |
| Wells Fargo & Company | 21,855 | $4.69M | 0.00% | −5,174−19.1% | Reduced |
| Manufacturers Life Insurance Company, The | 21,101 | $4.53M | 0.00% | +10,191+93.4% | Added |
| Jacobs Levy Equity Management, Inc | 21,018 | $4.51M | 0.02% | +21,018 | New |
| Whetstone Capital Advisors, LLC | 20,526 | $4.41M | 1.93% | +17+0.1% | Added |
| British Columbia Investment Management Corp | 20,000 | $4.30M | 0.03% | +20,000 | New |
| Barclays PLC | 19,999 | $4.30M | 0.00% | −54,192−73.0% | Reduced |
| Baird Financial Group, Inc. | 19,416 | $4.17M | 0.01% | −5,273−21.4% | Reduced |
| Velan Capital Investment Management LP | 18,000 | $3.87M | 2.09% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 17,791 | $3.82M | 0.01% | 00.0% | Unchanged |
| Twin Tree Management, LP | 17,632 | $3.79M | 0.09% | +17,632 | New |
| Algert Global LLC | 16,050 | $3.45M | 0.13% | −2,270−12.4% | Reduced |
| Congress Asset Management Co | 15,973 | $3.43M | 0.02% | −1,219−7.1% | Reduced |
| Lisanti Capital Growth, LLC | 15,530 | $3.34M | 0.81% | +4,050+35.3% | Added |
| Gilliland Jeter Wealth Management LLC | 15,383 | $3.30M | 1.15% | −1,180−7.1% | Reduced |
| Pura Vida Investments, LLC | 15,000 | $3.22M | 2.19% | +5,000+50.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 13,044 | $3.11M | 0.01% | +13,044 | New |
| Massmutual Trust Co FSB | 14,113 | $3.03M | 0.09% | +14,105+176,312.5% | Added |
| Millennium Management LLC | 14,090 | $3.03M | 0.00% | +1,131+8.7% | Added |
| Advisor Group Holdings, Inc. | 13,737 | $2.95M | 0.01% | −4,391−24.2% | Reduced |
| Janus Henderson Group PLC | 13,600 | $2.93M | 0.00% | −20.0% | Reduced |
| Royal Bank of Canada | 13,019 | $2.80M | 0.00% | +134+1.0% | Added |
| Treasurer of the State of North Carolina | 13,010 | $2.79M | 0.01% | +260+2.0% | Added |
| Private Ocean, LLC | 12,748 | $2.74M | 0.29% | +12,748 | New |
| Northwest & Ethical Investments L.P. | 12,335 | $2.65M | 0.08% | +12,335 | New |
| Bokf, NA | 12,260 | $2.57M | 0.05% | +7,337+149.0% | Added |
| Jane Street Group, LLC | 11,759 | $2.53M | 0.00% | −54,266−82.2% | Reduced |
| Evolutionary Tree Capital Management, LLC | 11,366 | $2.44M | 2.46% | −3,073−21.3% | Reduced |
| MML Investors Services, LLC | 10,739 | $2.31M | 0.01% | +9,372+685.6% | Added |
| Kennedy Capital Management, Inc. | 10,277 | $2.21M | 0.05% | +10,277 | New |
| AIA Group Ltd | 10,163 | $2.18M | 0.07% | +10,163 | New |
| Intech Investment Management LLC | 9,998 | $2.15M | 0.03% | +9,998 | New |
| Principal Financial Group Inc | 9,942 | $2.14M | 0.00% | −235−2.3% | Reduced |
| Alliancebernstein L.P. | 9,706 | $2.08M | 0.00% | +239+2.5% | Added |
| LPL Financial LLC | 9,623 | $2.07M | 0.00% | +442+4.8% | Added |
| State Board of Administration of Florida Retirement System | 8,144 | $1.91M | 0.00% | −24,846−75.3% | Reduced |
| Beacon Investment Advisory Services, Inc. | 8,747 | $1.88M | 0.08% | +254+3.0% | Added |
| Employees Retirement System of Texas | 8,580 | $1.84M | 0.02% | +4,438+107.1% | Added |
| Oppenheimer Asset Management Inc. | 8,526 | $1.83M | 0.03% | −459−5.1% | Reduced |
| Bessemer Group Inc | 8,475 | $1.82M | 0.00% | +100+1.2% | Added |
| Arizona State Retirement System | 8,114 | $1.74M | 0.01% | −87−1.1% | Reduced |
| Zacks Investment Management | 8,101 | $1.74M | 0.02% | +1,600+24.6% | Added |
| 1832 Asset Management L.P. | 8,100 | $1.74M | 0.00% | +8,100 | New |
| Sofinnova Investments, Inc. | 8,099 | $1.74M | 0.10% | +8,099 | New |
| UBS Oconnor LLC | 8,085 | $1.74M | 0.05% | −400−4.7% | Reduced |
| The PNC Financial Services Group, Inc. | 7,466 | $1.60M | 0.00% | −36−0.5% | Reduced |
| ABN AMRO Bank N.V. | 7,419 | $1.59M | 0.02% | −517−6.5% | Reduced |
| Commonwealth Equity Services, LLC | 7,336 | $1.58M | 0.00% | −349−4.5% | Reduced |
| EFG Asset Management (North America) Corp. | 7,232 | $1.56M | 0.27% | +1,788+32.8% | Added |
| Blair William & Co | 6,921 | $1.49M | 0.00% | +6+0.1% | Added |
| Sit Investment Associates Inc | 6,830 | $1.47M | 0.03% | +6,830 | New |
| Azzad Asset Management Inc | 6,796 | $1.46M | 0.17% | +10.0% | Added |
| Centiva Capital, LP | 6,717 | $1.44M | 0.08% | +6,717 | New |
| B. Metzler seel. Sohn & Co. AG | 6,648 | $1.43M | 0.02% | +1,784+36.7% | Added |
| Handelsbanken Fonder AB | 6,500 | $1.40M | 0.01% | +800+14.0% | Added |
| Guggenheim Capital LLC | 6,385 | $1.37M | 0.01% | +639+11.1% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 6,275 | $1.35M | 0.00% | +28+0.4% | Added |
| Stifel Financial Corp | 6,220 | $1.34M | 0.00% | −3,414−35.4% | Reduced |
| Valeo Financial Advisors, LLC | 5,591 | $1.31M | 0.05% | 00.0% | Unchanged |
| Deutsche Bank AG | 6,048 | $1.30M | 0.00% | +125+2.1% | Added |
| Allianz Asset Management GmbH | 6,037 | $1.30M | 0.00% | −13,318−68.8% | Reduced |
| QRG Capital Management, Inc. | 6,017 | $1.29M | 0.02% | −522−8.0% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,958 | $1.28M | 0.00% | −450−7.0% | Reduced |
| Bridgewater Associates, LP | 5,819 | $1.25M | 0.01% | −1,186−16.9% | Reduced |
| Truist Financial Corp | 5,815 | $1.25M | 0.00% | −2,607−31.0% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 5,609 | $1.20M | 0.00% | −1,509−21.2% | Reduced |
| Cinctive Capital Management LP | 5,483 | $1.18M | 0.06% | +5,483 | New |
| Diversified Trust Co | 5,471 | $1.18M | 0.04% | +1,150+26.6% | Added |
| Toroso Investments, LLC | 5,361 | $1.15M | 0.02% | +5,361 | New |
| Eagle Asset Management Inc | 5,362 | $1.12M | 0.01% | +5,362 | New |
| Advisors Asset Management, Inc. | 4,821 | $1.04M | 0.02% | −57−1.2% | Reduced |
| HealthInvest Partners AB | 4,782 | $1.03M | 0.62% | +1,553+48.1% | Added |
| MAI Capital Management | 4,738 | $1.02M | 0.01% | +8+0.2% | Added |
| Two Sigma Securities, LLC | 4,661 | $1.00M | 0.05% | +4,661 | New |
| Connable Office Inc | 4,633 | $995.1K | 0.11% | 00.0% | Unchanged |
| Mariner, LLC | 4,487 | $963.8K | 0.00% | −664−12.9% | Reduced |
| Apollon Wealth Management, LLC | 4,420 | $949.4K | 0.03% | −10.0% | Reduced |
| Danske Bank A/S | 4,400 | $945.1K | 0.00% | +4,400 | New |
| Harbor Capital Advisors, Inc. | 3,989 | $857.0K | 0.11% | +1,931+93.8% | Added |
| Twin Capital Management Inc | 3,951 | $848.6K | 0.11% | +3,951 | New |
| Pictet Asset Management Holding SA | 3,941 | $846.2K | 0.00% | +578+17.2% | Added |
| Boothbay Fund Management, LLC | 3,789 | $813.8K | 0.02% | +1,082+40.0% | Added |
| Xponance, Inc. | 3,715 | $797.9K | 0.01% | −154−4.0% | Reduced |
| Illinois Municipal Retirement Fund | 3,639 | $782.0K | 0.01% | +1,380+61.1% | Added |
| Public Employees Retirement Association of Colorado | 3,475 | $746.0K | 0.00% | −76−2.1% | Reduced |
| Pathstone Holdings, LLC | 3,338 | $717.0K | 0.00% | +746+28.8% | Added |
| Assenagon Asset Management S.A. | 3,337 | $716.8K | 0.00% | −9,812−74.6% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 3,307 | $710.3K | 0.00% | −75−2.2% | Reduced |