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 2025
Institutional positions in Inspire Medical Systems, Inc. as of Jun 30, 2025. 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
- 356
- −4 vs. Q1 2025
- Shares held
- 33.8M
- −415.0K (−1.2%) vs. Q1 2025
- Total value
- $4.39B
- −$1.06B (−19.4%) vs. Q1 2025
- New holders
- 48
- 131 more added
- Sold out
- 52
- 140 more reduced
3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Thrivent Financial for Lutherans | 110,668 | $14.4M | 0.03% | −30,264−21.5% | Reduced |
| Ameriprise Financial Inc | 112,450 | $14.6M | 0.00% | −9,610−7.9% | Reduced |
| WCM Investment Management, LLC | 110,733 | $14.7M | 0.03% | +37,873+52.0% | Added |
| Riverbridge Partners LLC | 113,886 | $14.8M | 0.24% | −18,505−14.0% | Reduced |
| AQR Capital Management LLC | 121,410 | $15.8M | 0.01% | −120,793−49.9% | Reduced |
| Fred Alger Management, LLC | 122,658 | $15.9M | 0.07% | +65,239+113.6% | Added |
| Renaissance Technologies LLC | 126,800 | $16.5M | 0.02% | −63,900−33.5% | Reduced |
| SEI Investments Co | 133,069 | $17.3M | 0.02% | −38,682−22.5% | Reduced |
| Los Angeles Capital Management LLC | 136,950 | $17.8M | 0.07% | +776+0.6% | Added |
| Deerfield Management Company, L.P. (Series C) | 140,000 | $18.2M | 0.33% | +140,000 | New |
| Bridgewater Associates, LP | 141,647 | $18.4M | 0.07% | +68,796+94.4% | Added |
| Principal Financial Group Inc | 145,702 | $18.9M | 0.01% | −2,066−1.4% | Reduced |
| Tri Locum Partners LP | 149,244 | $19.4M | 5.88% | +70,432+89.4% | Added |
| Eventide Asset Management, LLC | 156,658 | $20.3M | 0.36% | −149,643−48.9% | Reduced |
| Atika Capital Management LLC | 161,900 | $21.0M | 2.19% | +1,300+0.8% | Added |
| Eversept Partners, LP | 164,473 | $21.3M | 2.15% | −21,952−11.8% | Reduced |
| Voya Investment Management LLC | 178,319 | $23.1M | 0.02% | +13,383+8.1% | Added |
| Amundi | 183,956 | $24.0M | 0.01% | +1,703+0.9% | Added |
| New York State Common Retirement Fund | 191,268 | $24.8M | 0.03% | +8,518+4.7% | Added |
| Keybank National Association | 200,631 | $26.0M | 0.10% | −439−0.2% | Reduced |
| Northern Trust Corp | 202,511 | $26.3M | 0.00% | −57,896−22.2% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 212,743 | $27.6M | 0.10% | +16,559+8.4% | Added |
| Federated Hermes, Inc. | 228,332 | $29.6M | 0.06% | +20.0% | Added |
| Franklin Resources Inc | 228,564 | $29.7M | 0.01% | +10,890+5.0% | Added |
| Raymond James Financial Inc | 230,153 | $29.9M | 0.01% | −6,343−2.7% | Reduced |
| Norges Bank | 239,390 | $31.1M | 0.00% | +77,429+47.8% | Added |
| Standard Life Aberdeen plc | 243,102 | $31.5M | 0.05% | +121,741+100.3% | Added |
| Bank of America Corp | 254,474 | $33.0M | 0.00% | +148,060+139.1% | Added |
| Charles Schwab Investment Management Inc | 283,600 | $36.8M | 0.01% | −4,292−1.5% | Reduced |
| Morgan Stanley | 302,872 | $39.3M | 0.00% | −136,246−31.0% | Reduced |
| Bank of New York Mellon Corp | 327,753 | $42.5M | 0.01% | −52,507−13.8% | Reduced |
| Invesco Ltd. | 333,232 | $43.2M | 0.01% | −525,340−61.2% | Reduced |
| Dimensional Fund Advisors LP | 344,867 | $44.8M | 0.01% | +67,186+24.2% | Added |
| Artisan Partners Limited Partnership | 362,326 | $47.0M | 0.07% | −11,068−3.0% | Reduced |
| Brown Capital Management LLC | 367,441 | $47.7M | 1.39% | +15,101+4.3% | Added |
| Congress Asset Management Co | 373,347 | $48.4M | 0.33% | +65,792+21.4% | Added |
| Man Group plc | 380,298 | $49.4M | 0.11% | +250,456+192.9% | Added |
| JPMorgan Chase & Co | 384,041 | $49.8M | 0.00% | −15,672−3.9% | Reduced |
| Champlain Investment Partners, LLC | 412,106 | $53.5M | 0.37% | −23,656−5.4% | Reduced |
| UBS Group AG | 430,694 | $55.9M | 0.01% | −54,485−11.2% | Reduced |
| Bamco Inc | 491,752 | $63.8M | 0.17% | +69,059+16.3% | Added |
| Macquarie Group Ltd | 495,556 | $64.3M | 0.08% | −62,671−11.2% | Reduced |
| TimesSquare Capital Management, LLC | 499,199 | $64.8M | 0.93% | +22,982+4.8% | Added |
| Geode Capital Management, LLC | 512,836 | $66.6M | 0.00% | +1,627+0.3% | Added |
| Braidwell LP | 522,410 | $67.8M | 2.32% | +220,000+72.7% | Added |
| UBS Asset Management Americas Inc | 608,308 | $78.9M | 0.02% | −504,617−45.3% | Reduced |
| Janus Henderson Group PLC | 640,923 | $83.2M | 0.04% | −1,837−0.3% | Reduced |
| Frontier Capital Management Co LLC | 693,203 | $90.0M | 0.83% | +259,716+59.9% | Added |
| William Blair Investment Management, LLC | 769,169 | $99.8M | 0.26% | +76,251+11.0% | Added |
| State Street Corp | 1,030,902 | $133.8M | 0.01% | +22,843+2.3% | Added |
| Baillie Gifford & Co | 1,113,888 | $144.5M | 0.11% | −45,866−4.0% | Reduced |
| Wasatch Advisors Inc | 1,634,395 | $212.1M | 1.11% | +110,288+7.2% | Added |
| FMR LLC | 2,285,742 | $296.6M | 0.02% | −255,618−10.1% | Reduced |
| Dragoneer Investment Group, LLC | 2,354,411 | $305.5M | 6.24% | +1,056,808+81.4% | Added |
| Vanguard Group Inc | 3,203,591 | $415.7M | 0.01% | −22,054−0.7% | Reduced |
| BlackRock, Inc. | 3,873,786 | $502.7M | 0.01% | −155,773−3.9% | Reduced |
| Activest Wealth Management | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −207,535−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −110,594−100.0% | Sold out |
| Catalio Capital Management, LP | 0 | $0 | 0.00% | −85,877−100.0% | Sold out |
| Caisse de Depot Et Placement du Quebec | 0 | $0 | 0.00% | −85,167−100.0% | Sold out |
| Eagle Health Investments LP | 0 | $0 | 0.00% | −81,121−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −71,745−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −54,877−100.0% | Sold out |
| Osterweis Capital Management Inc | 0 | $0 | 0.00% | −33,143−100.0% | Sold out |
| Nippon Life Global Investors Americas, Inc. | 0 | $0 | 0.00% | −23,380−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −18,044−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −16,246−100.0% | Sold out |
| Agf Management Ltd | 0 | $0 | 0.00% | −14,526−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −7,600−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −6,800−100.0% | Sold out |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −5,491−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −4,541−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −4,132−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −3,380−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −3,291−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −2,914−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −2,835−100.0% | Sold out |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −2,430−100.0% | Sold out |
| Values First Advisors, Inc. | 0 | $0 | 0.00% | −2,072−100.0% | Sold out |
| Pallas Capital Advisors LLC | 0 | $0 | 0.00% | −1,979−100.0% | Sold out |
| Bank of Nova Scotia | 0 | $0 | 0.00% | −1,954−100.0% | Sold out |
| United Services Automobile Association | 0 | $0 | 0.00% | −1,921−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −1,534−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −1,478−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −1,400−100.0% | Sold out |
| Colony Group, LLC | 0 | $0 | 0.00% | −1,378−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −1,372−100.0% | Sold out |
| Northeast Financial Consultants Inc | 0 | $0 | 0.00% | −1,300−100.0% | Sold out |
| Argent Trust Co | 0 | $0 | 0.00% | −1,256−100.0% | Sold out |
| Sentry Investment Management LLC | 0 | $0 | 0.00% | −927−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −728−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −765−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −593−100.0% | Sold out |
| South State Corp. | 0 | $0 | 0.00% | −203−100.0% | Sold out |
| Continuum Advisory, LLC | 0 | $0 | 0.00% | −170−100.0% | Sold out |
| American Capital Advisory, LLC | 0 | $0 | 0.00% | −110−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −104−100.0% | Sold out |
| Fourth Dimension Wealth, LLC | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −62−100.0% | Sold out |