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, Q4 2024
Institutional positions in Inspire Medical Systems, Inc. as of Dec 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
- 357
- +16 vs. Q3 2024
- Shares held
- 33.4M
- +361.4K (+1.1%) vs. Q3 2024
- Total value
- $6.20B
- −$772.6M (−11.1%) vs. Q3 2024
- New holders
- 60
- 119 more added
- Sold out
- 44
- 127 more reduced
6 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Thrivent Financial for Lutherans | 129,120 | $23.9M | 0.05% | +18,540+16.8% | Added |
| Rock Springs Capital Management LP | 130,000 | $24.1M | 0.92% | 00.0% | Unchanged |
| Eagle Health Investments LP | 136,603 | $25.3M | 6.21% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 136,700 | $25.3M | 0.04% | +36,200+36.0% | Added |
| Riverbridge Partners LLC | 142,097 | $26.3M | 0.36% | +142,097 | New |
| Principal Financial Group Inc | 146,310 | $27.1M | 0.01% | +5,221+3.7% | Added |
| New York State Common Retirement Fund | 147,679 | $27.4M | 0.04% | −23,580−13.8% | Reduced |
| Bellevue Group AG | 148,478 | $27.5M | 0.53% | −46,602−23.9% | Reduced |
| Rhenman & Partners Asset Management AB | 150,041 | $27.8M | 2.86% | +28,041+23.0% | Added |
| Tri Locum Partners LP | 150,788 | $28.0M | 5.79% | −641−0.4% | Reduced |
| ExodusPoint Capital Management, LP | 152,660 | $28.3M | 0.29% | +32,602+27.2% | Added |
| Nuveen Asset Management, LLC | 153,468 | $28.4M | 0.01% | −27,132−15.0% | Reduced |
| Voya Investment Management LLC | 156,575 | $29.0M | 0.03% | +2,639+1.7% | Added |
| Atika Capital Management LLC | 157,600 | $29.2M | 3.78% | −2,400−1.5% | Reduced |
| SEI Investments Co | 163,474 | $30.3M | 0.04% | +35,486+27.7% | Added |
| Man Group plc | 175,926 | $32.6M | 0.10% | +93,214+112.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 177,588 | $32.9M | 0.15% | +31,344+21.4% | Added |
| Gilder Gagnon Howe & Co LLC | 187,693 | $34.8M | 0.38% | −35,433−15.9% | Reduced |
| Keybank National Association | 200,759 | $37.2M | 0.14% | +586+0.3% | Added |
| Jacobs Levy Equity Management, Inc | 210,160 | $39.0M | 0.14% | +188,492+869.9% | Added |
| Franklin Resources Inc | 221,560 | $41.1M | 0.01% | +17,666+8.7% | Added |
| Federated Hermes, Inc. | 228,330 | $42.3M | 0.09% | −91,530−28.6% | Reduced |
| Dimensional Fund Advisors LP | 232,333 | $43.1M | 0.01% | +115,024+98.1% | Added |
| Fuller & Thaler Asset Management, Inc. | 232,388 | $43.1M | 0.16% | +17,294+8.0% | Added |
| Amundi | 203,353 | $43.5M | 0.02% | −22,479−10.0% | Reduced |
| Northern Trust Corp | 244,249 | $45.3M | 0.01% | +69,995+40.2% | Added |
| Wellington Management Group LLP | 244,388 | $45.3M | 0.01% | −1,147,946−82.4% | Reduced |
| Raymond James Financial Inc | 256,792 | $47.6M | 0.02% | +256,792 | New |
| Marshall Wace, LLP | 277,131 | $51.4M | 0.06% | +262,353+1,775.3% | Added |
| Braidwell LP | 293,410 | $54.4M | 1.61% | +54,499+22.8% | Added |
| Eversept Partners, LP | 294,302 | $54.6M | 5.63% | +18,032+6.5% | Added |
| Charles Schwab Investment Management Inc | 296,207 | $54.9M | 0.01% | +15,042+5.3% | Added |
| Brown Capital Management LLC | 304,780 | $56.5M | 1.31% | −45,681−13.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 326,299 | $61.7M | 0.10% | +58,447+21.8% | Added |
| Bamco Inc | 347,800 | $64.5M | 0.17% | +8,500+2.5% | Added |
| UBS Asset Management Americas Inc | 353,835 | $65.6M | 0.02% | −11,333−3.1% | Reduced |
| UBS Group AG | 363,555 | $67.4M | 0.02% | +308,412+559.3% | Added |
| Frontier Capital Management Co LLC | 418,854 | $77.6M | 0.74% | +23,838+6.0% | Added |
| TimesSquare Capital Management, LLC | 433,806 | $80.4M | 1.17% | +433,806 | New |
| AQR Capital Management LLC | 438,844 | $81.4M | 0.10% | −7,567−1.7% | Reduced |
| Champlain Investment Partners, LLC | 444,409 | $82.4M | 0.52% | −20,203−4.3% | Reduced |
| Artisan Partners Limited Partnership | 450,210 | $83.5M | 0.13% | −95,731−17.5% | Reduced |
| Geode Capital Management, LLC | 486,341 | $90.2M | 0.01% | +2,687+0.6% | Added |
| JPMorgan Chase & Co | 519,549 | $96.3M | 0.01% | −222,369−30.0% | Reduced |
| Macquarie Group Ltd | 537,594 | $99.7M | 0.12% | −44,726−7.7% | Reduced |
| Janus Henderson Group PLC | 567,312 | $105.2M | 0.05% | +64,703+12.9% | Added |
| Bank of New York Mellon Corp | 580,871 | $107.7M | 0.02% | −191,894−24.8% | Reduced |
| Morgan Stanley | 584,628 | $108.4M | 0.01% | +221,321+60.9% | Added |
| Invesco Ltd. | 793,080 | $147.0M | 0.03% | +99,030+14.3% | Added |
| Dragoneer Investment Group, LLC | 871,110 | $161.5M | 2.82% | +871,110 | New |
| William Blair Investment Management, LLC | 902,611 | $167.3M | 0.41% | −3,738−0.4% | Reduced |
| State Street Corp | 1,062,146 | $196.9M | 0.01% | +12,362+1.2% | Added |
| Baillie Gifford & Co | 1,256,005 | $232.8M | 0.18% | −110,830−8.1% | Reduced |
| Wasatch Advisors Inc | 1,321,765 | $245.0M | 1.21% | −1,705−0.1% | Reduced |
| FMR LLC | 2,519,534 | $467.1M | 0.03% | −428,282−14.5% | Reduced |
| Vanguard Group Inc | 3,270,357 | $606.3M | 0.01% | +38,219+1.2% | Added |
| BlackRock, Inc. | 4,201,333 | $778.8M | 0.02% | +83,184+2.0% | Added |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −319,364−100.0% | Sold out |
| PFM Health Sciences, LP | 0 | $0 | 0.00% | −98,322−100.0% | Sold out |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −26,615−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −15,284−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −14,360−100.0% | Sold out |
| Azzad Asset Management Inc | 0 | $0 | 0.00% | −10,971−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −10,331−100.0% | Sold out |
| ING Groep NV | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −6,500−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −6,374−100.0% | Sold out |
| Oddo BHF Asset Management SAS | 0 | $0 | 0.00% | −5,723−100.0% | Sold out |
| Summit Global Investments | 0 | $0 | 0.00% | −4,472−100.0% | Sold out |
| Everence Capital Management Inc | 0 | $0 | 0.00% | −4,180−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −3,595−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −3,521−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −3,398−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −3,125−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −3,112−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −2,185−100.0% | Sold out |
| Vise Technologies, Inc. | 0 | $0 | 0.00% | −2,037−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −1,900−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −1,733−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −1,541−100.0% | Sold out |
| CIBC Asset Management Inc | 0 | $0 | 0.00% | −1,350−100.0% | Sold out |
| Washington Trust Bank | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| Cresset Asset Management, LLC | 0 | $0 | 0.00% | −1,195−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −1,177−100.0% | Sold out |
| QRG Capital Management, Inc. | 0 | $0 | 0.00% | −1,119−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −1,107−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Herold Advisors, Inc. | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Dorsey & Whitney Trust CO LLC | 0 | $0 | 0.00% | −985−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −991−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −783−100.0% | Sold out |
| Capital Performance Advisors LLP | 0 | $0 | 0.00% | −644−100.0% | Sold out |
| Values First Advisors, Inc. | 0 | $0 | 0.00% | −431−100.0% | Sold out |
| NBC Securities, Inc. | 0 | $0 | 0.00% | −171−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −149−100.0% | Sold out |
| Trust Co of Vermont | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Ashton Thomas Securities, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Quent Capital, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |