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 |
|---|---|---|---|---|---|
| Amalgamated Bank | 1,926 | $414.0K | 0.00% | −3,911−67.0% | Reduced |
| PEAK6 Investments LLC | 1,932 | $415.0K | 0.02% | −11,645−85.8% | Reduced |
| JustInvest LLC | 1,962 | $421.4K | 0.01% | +41+2.1% | Added |
| Synovus Financial Corp | 1,992 | $427.9K | 0.01% | +1,992 | New |
| HighTower Advisors, LLC | 2,065 | $443.0K | 0.00% | +44+2.2% | Added |
| Engineers Gate Manager LP | 2,168 | $465.7K | 0.01% | −908−29.5% | Reduced |
| Pekin Hardy Strauss, Inc. | 2,285 | $490.8K | 0.07% | +485+26.9% | Added |
| Qube Research & Technologies Ltd | 2,289 | $491.7K | 0.00% | −4,120−64.3% | Reduced |
| Creative Planning | 2,291 | $492.1K | 0.00% | +219+10.6% | Added |
| BNP Paribas Arbitrage, SA | 2,297 | $493.4K | 0.00% | +1,084+89.4% | Added |
| Verition Fund Management LLC | 2,322 | $498.7K | 0.00% | +261+12.7% | Added |
| Qsemble Capital Management, LP | 2,344 | $503.5K | 0.11% | −1,909−44.9% | Reduced |
| Bayesian Capital Management, LP | 2,347 | $504.1K | 0.05% | +2,347 | New |
| Sentry Investment Management LLC | 2,355 | $506.0K | 0.20% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 2,390 | $513.3K | 0.00% | −1,613−40.3% | Reduced |
| Aquatic Capital Management LLC | 2,400 | $515.5K | 0.02% | −63,100−96.3% | Reduced |
| Prospera Financial Services Inc | 2,402 | $515.9K | 0.02% | +118+5.2% | Added |
| Mercer Global Advisors Inc | 2,433 | $523.0K | 0.00% | −178−6.8% | Reduced |
| Maryland State Retirement & Pension System | 2,272 | $544.5K | 0.01% | 00.0% | Unchanged |
| Great West Life Assurance Co | 2,797 | $603.0K | 0.00% | −2−0.1% | Reduced |
| Assetmark, Inc | 2,814 | $604.4K | 0.00% | −2,204−43.9% | Reduced |
| Lebenthal Global Advisors, LLC | 2,865 | $615.4K | 0.14% | −175−5.8% | Reduced |
| SG Americas Securities, LLC | 2,907 | $624.0K | 0.00% | +251+9.5% | Added |
| Cetera Investment Advisers | 2,930 | $629.2K | 0.00% | +2,930 | New |
| New York Life Investment Management LLC | 3,173 | $681.5K | 0.01% | −99−3.0% | Reduced |
| Keebeck Wealth Management, LLC | 3,289 | $706.4K | 0.10% | +52+1.6% | Added |
| Tower Research Capital LLC (TRC) | 3,289 | $706.4K | 0.02% | +2,619+390.9% | Added |
| Raymond James Financial Services Advisors, Inc. | 3,307 | $710.3K | 0.00% | −75−2.2% | Reduced |
| Assenagon Asset Management S.A. | 3,337 | $716.8K | 0.00% | −9,812−74.6% | Reduced |
| Pathstone Holdings, LLC | 3,338 | $717.0K | 0.00% | +746+28.8% | Added |
| Public Employees Retirement Association of Colorado | 3,475 | $746.0K | 0.00% | −76−2.1% | Reduced |
| Illinois Municipal Retirement Fund | 3,639 | $782.0K | 0.01% | +1,380+61.1% | Added |
| Xponance, Inc. | 3,715 | $797.9K | 0.01% | −154−4.0% | Reduced |
| Boothbay Fund Management, LLC | 3,789 | $813.8K | 0.02% | +1,082+40.0% | Added |
| Pictet Asset Management Holding SA | 3,941 | $846.2K | 0.00% | +578+17.2% | Added |
| Twin Capital Management Inc | 3,951 | $848.6K | 0.11% | +3,951 | New |
| Harbor Capital Advisors, Inc. | 3,989 | $857.0K | 0.11% | +1,931+93.8% | Added |
| Danske Bank A/S | 4,400 | $945.1K | 0.00% | +4,400 | New |
| Apollon Wealth Management, LLC | 4,420 | $949.4K | 0.03% | −10.0% | Reduced |
| Mariner, LLC | 4,487 | $963.8K | 0.00% | −664−12.9% | Reduced |
| Connable Office Inc | 4,633 | $995.1K | 0.11% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 4,661 | $1.00M | 0.05% | +4,661 | New |
| MAI Capital Management | 4,738 | $1.02M | 0.01% | +8+0.2% | Added |
| HealthInvest Partners AB | 4,782 | $1.03M | 0.62% | +1,553+48.1% | Added |
| Advisors Asset Management, Inc. | 4,821 | $1.04M | 0.02% | −57−1.2% | Reduced |
| Eagle Asset Management Inc | 5,362 | $1.12M | 0.01% | +5,362 | New |
| Toroso Investments, LLC | 5,361 | $1.15M | 0.02% | +5,361 | New |
| Diversified Trust Co | 5,471 | $1.18M | 0.04% | +1,150+26.6% | Added |
| Cinctive Capital Management LP | 5,483 | $1.18M | 0.06% | +5,483 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 5,609 | $1.20M | 0.00% | −1,509−21.2% | Reduced |
| Truist Financial Corp | 5,815 | $1.25M | 0.00% | −2,607−31.0% | Reduced |
| Bridgewater Associates, LP | 5,819 | $1.25M | 0.01% | −1,186−16.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,958 | $1.28M | 0.00% | −450−7.0% | Reduced |
| QRG Capital Management, Inc. | 6,017 | $1.29M | 0.02% | −522−8.0% | Reduced |
| Allianz Asset Management GmbH | 6,037 | $1.30M | 0.00% | −13,318−68.8% | Reduced |
| Deutsche Bank AG | 6,048 | $1.30M | 0.00% | +125+2.1% | Added |
| Valeo Financial Advisors, LLC | 5,591 | $1.31M | 0.05% | 00.0% | Unchanged |
| Stifel Financial Corp | 6,220 | $1.34M | 0.00% | −3,414−35.4% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 6,275 | $1.35M | 0.00% | +28+0.4% | Added |
| Guggenheim Capital LLC | 6,385 | $1.37M | 0.01% | +639+11.1% | Added |
| Handelsbanken Fonder AB | 6,500 | $1.40M | 0.01% | +800+14.0% | Added |
| B. Metzler seel. Sohn & Co. AG | 6,648 | $1.43M | 0.02% | +1,784+36.7% | Added |
| Centiva Capital, LP | 6,717 | $1.44M | 0.08% | +6,717 | New |
| Azzad Asset Management Inc | 6,796 | $1.46M | 0.17% | +10.0% | Added |
| Sit Investment Associates Inc | 6,830 | $1.47M | 0.03% | +6,830 | New |
| Blair William & Co | 6,921 | $1.49M | 0.00% | +6+0.1% | Added |
| EFG Asset Management (North America) Corp. | 7,232 | $1.56M | 0.27% | +1,788+32.8% | Added |
| Commonwealth Equity Services, LLC | 7,336 | $1.58M | 0.00% | −349−4.5% | Reduced |
| ABN AMRO Bank N.V. | 7,419 | $1.59M | 0.02% | −517−6.5% | Reduced |
| The PNC Financial Services Group, Inc. | 7,466 | $1.60M | 0.00% | −36−0.5% | Reduced |
| UBS Oconnor LLC | 8,085 | $1.74M | 0.05% | −400−4.7% | Reduced |
| Sofinnova Investments, Inc. | 8,099 | $1.74M | 0.10% | +8,099 | New |
| 1832 Asset Management L.P. | 8,100 | $1.74M | 0.00% | +8,100 | New |
| Zacks Investment Management | 8,101 | $1.74M | 0.02% | +1,600+24.6% | Added |
| Arizona State Retirement System | 8,114 | $1.74M | 0.01% | −87−1.1% | Reduced |
| Bessemer Group Inc | 8,475 | $1.82M | 0.00% | +100+1.2% | Added |
| Oppenheimer Asset Management Inc. | 8,526 | $1.83M | 0.03% | −459−5.1% | Reduced |
| Employees Retirement System of Texas | 8,580 | $1.84M | 0.02% | +4,438+107.1% | Added |
| Beacon Investment Advisory Services, Inc. | 8,747 | $1.88M | 0.08% | +254+3.0% | Added |
| State Board of Administration of Florida Retirement System | 8,144 | $1.91M | 0.00% | −24,846−75.3% | Reduced |
| LPL Financial LLC | 9,623 | $2.07M | 0.00% | +442+4.8% | Added |
| Alliancebernstein L.P. | 9,706 | $2.08M | 0.00% | +239+2.5% | Added |
| Principal Financial Group Inc | 9,942 | $2.14M | 0.00% | −235−2.3% | Reduced |
| Intech Investment Management LLC | 9,998 | $2.15M | 0.03% | +9,998 | New |
| AIA Group Ltd | 10,163 | $2.18M | 0.07% | +10,163 | New |
| Kennedy Capital Management, Inc. | 10,277 | $2.21M | 0.05% | +10,277 | New |
| MML Investors Services, LLC | 10,739 | $2.31M | 0.01% | +9,372+685.6% | Added |
| Evolutionary Tree Capital Management, LLC | 11,366 | $2.44M | 2.46% | −3,073−21.3% | Reduced |
| Jane Street Group, LLC | 11,759 | $2.53M | 0.00% | −54,266−82.2% | Reduced |
| Bokf, NA | 12,260 | $2.57M | 0.05% | +7,337+149.0% | Added |
| Northwest & Ethical Investments L.P. | 12,335 | $2.65M | 0.08% | +12,335 | New |
| Private Ocean, LLC | 12,748 | $2.74M | 0.29% | +12,748 | New |
| Treasurer of the State of North Carolina | 13,010 | $2.79M | 0.01% | +260+2.0% | Added |
| Royal Bank of Canada | 13,019 | $2.80M | 0.00% | +134+1.0% | Added |
| Janus Henderson Group PLC | 13,600 | $2.93M | 0.00% | −20.0% | Reduced |
| Advisor Group Holdings, Inc. | 13,737 | $2.95M | 0.01% | −4,391−24.2% | Reduced |
| Millennium Management LLC | 14,090 | $3.03M | 0.00% | +1,131+8.7% | Added |
| Massmutual Trust Co FSB | 14,113 | $3.03M | 0.09% | +14,105+176,312.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 13,044 | $3.11M | 0.01% | +13,044 | New |
| Pura Vida Investments, LLC | 15,000 | $3.22M | 2.19% | +5,000+50.0% | Added |