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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,873,786 | $502.7M | 0.01% | −155,773−3.9% | Reduced |
| Vanguard Group Inc | 3,203,591 | $415.7M | 0.01% | −22,054−0.7% | Reduced |
| Dragoneer Investment Group, LLC | 2,354,411 | $305.5M | 6.24% | +1,056,808+81.4% | Added |
| FMR LLC | 2,285,742 | $296.6M | 0.02% | −255,618−10.1% | Reduced |
| Wasatch Advisors Inc | 1,634,395 | $212.1M | 1.11% | +110,288+7.2% | Added |
| Baillie Gifford & Co | 1,113,888 | $144.5M | 0.11% | −45,866−4.0% | Reduced |
| State Street Corp | 1,030,902 | $133.8M | 0.01% | +22,843+2.3% | Added |
| William Blair Investment Management, LLC | 769,169 | $99.8M | 0.26% | +76,251+11.0% | Added |
| Frontier Capital Management Co LLC | 693,203 | $90.0M | 0.83% | +259,716+59.9% | Added |
| Janus Henderson Group PLC | 640,923 | $83.2M | 0.04% | −1,837−0.3% | Reduced |
| UBS Asset Management Americas Inc | 608,308 | $78.9M | 0.02% | −504,617−45.3% | Reduced |
| Braidwell LP | 522,410 | $67.8M | 2.32% | +220,000+72.7% | Added |
| Geode Capital Management, LLC | 512,836 | $66.6M | 0.00% | +1,627+0.3% | Added |
| TimesSquare Capital Management, LLC | 499,199 | $64.8M | 0.93% | +22,982+4.8% | Added |
| Macquarie Group Ltd | 495,556 | $64.3M | 0.08% | −62,671−11.2% | Reduced |
| Bamco Inc | 491,752 | $63.8M | 0.17% | +69,059+16.3% | Added |
| UBS Group AG | 430,694 | $55.9M | 0.01% | −54,485−11.2% | Reduced |
| Champlain Investment Partners, LLC | 412,106 | $53.5M | 0.37% | −23,656−5.4% | Reduced |
| JPMorgan Chase & Co | 384,041 | $49.8M | 0.00% | −15,672−3.9% | Reduced |
| Man Group plc | 380,298 | $49.4M | 0.11% | +250,456+192.9% | Added |
| Congress Asset Management Co | 373,347 | $48.4M | 0.33% | +65,792+21.4% | Added |
| Brown Capital Management LLC | 367,441 | $47.7M | 1.39% | +15,101+4.3% | Added |
| Artisan Partners Limited Partnership | 362,326 | $47.0M | 0.07% | −11,068−3.0% | Reduced |
| Dimensional Fund Advisors LP | 344,867 | $44.8M | 0.01% | +67,186+24.2% | Added |
| Invesco Ltd. | 333,232 | $43.2M | 0.01% | −525,340−61.2% | Reduced |
| Bank of New York Mellon Corp | 327,753 | $42.5M | 0.01% | −52,507−13.8% | Reduced |
| Morgan Stanley | 302,872 | $39.3M | 0.00% | −136,246−31.0% | Reduced |
| Charles Schwab Investment Management Inc | 283,600 | $36.8M | 0.01% | −4,292−1.5% | Reduced |
| Bank of America Corp | 254,474 | $33.0M | 0.00% | +148,060+139.1% | Added |
| Standard Life Aberdeen plc | 243,102 | $31.5M | 0.05% | +121,741+100.3% | Added |
| Norges Bank | 239,390 | $31.1M | 0.00% | +77,429+47.8% | Added |
| Raymond James Financial Inc | 230,153 | $29.9M | 0.01% | −6,343−2.7% | Reduced |
| Franklin Resources Inc | 228,564 | $29.7M | 0.01% | +10,890+5.0% | Added |
| Federated Hermes, Inc. | 228,332 | $29.6M | 0.06% | +20.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 212,743 | $27.6M | 0.10% | +16,559+8.4% | Added |
| Northern Trust Corp | 202,511 | $26.3M | 0.00% | −57,896−22.2% | Reduced |
| Keybank National Association | 200,631 | $26.0M | 0.10% | −439−0.2% | Reduced |
| New York State Common Retirement Fund | 191,268 | $24.8M | 0.03% | +8,518+4.7% | Added |
| Amundi | 183,956 | $24.0M | 0.01% | +1,703+0.9% | Added |
| Voya Investment Management LLC | 178,319 | $23.1M | 0.02% | +13,383+8.1% | Added |
| Eversept Partners, LP | 164,473 | $21.3M | 2.15% | −21,952−11.8% | Reduced |
| Atika Capital Management LLC | 161,900 | $21.0M | 2.19% | +1,300+0.8% | Added |
| Eventide Asset Management, LLC | 156,658 | $20.3M | 0.36% | −149,643−48.9% | Reduced |
| Tri Locum Partners LP | 149,244 | $19.4M | 5.88% | +70,432+89.4% | Added |
| Principal Financial Group Inc | 145,702 | $18.9M | 0.01% | −2,066−1.4% | Reduced |
| Bridgewater Associates, LP | 141,647 | $18.4M | 0.07% | +68,796+94.4% | Added |
| Deerfield Management Company, L.P. (Series C) | 140,000 | $18.2M | 0.33% | +140,000 | New |
| Los Angeles Capital Management LLC | 136,950 | $17.8M | 0.07% | +776+0.6% | Added |
| SEI Investments Co | 133,069 | $17.3M | 0.02% | −38,682−22.5% | Reduced |
| Renaissance Technologies LLC | 126,800 | $16.5M | 0.02% | −63,900−33.5% | Reduced |
| Fred Alger Management, LLC | 122,658 | $15.9M | 0.07% | +65,239+113.6% | Added |
| AQR Capital Management LLC | 121,410 | $15.8M | 0.01% | −120,793−49.9% | Reduced |
| Riverbridge Partners LLC | 113,886 | $14.8M | 0.24% | −18,505−14.0% | Reduced |
| WCM Investment Management, LLC | 110,733 | $14.7M | 0.03% | +37,873+52.0% | Added |
| Ameriprise Financial Inc | 112,450 | $14.6M | 0.00% | −9,610−7.9% | Reduced |
| Thrivent Financial for Lutherans | 110,668 | $14.4M | 0.03% | −30,264−21.5% | Reduced |
| Soleus Capital Management, L.P. | 109,000 | $14.1M | 0.98% | +70,000+179.5% | Added |
| Rock Springs Capital Management LP | 107,500 | $14.0M | 0.87% | +8,250+8.3% | Added |
| Public Sector Pension Investment Board | 100,505 | $13.0M | 0.06% | +6,445+6.9% | Added |
| Neuberger Berman Group LLC | 99,791 | $12.9M | 0.01% | −363−0.4% | Reduced |
| Legal & General Group Plc | 95,688 | $12.4M | 0.00% | +1,709+1.8% | Added |
| Goldman Sachs Group Inc | 94,066 | $12.2M | 0.00% | +42,644+82.9% | Added |
| Gilder Gagnon Howe & Co LLC | 91,756 | $11.9M | 0.13% | −91,897−50.0% | Reduced |
| Bellevue Group AG | 75,660 | $9.82M | 0.22% | −23,367−23.6% | Reduced |
| Point72 Asset Management, L.P. | 75,405 | $9.79M | 0.02% | +75,405 | New |
| Lazard Asset Management LLC | 72,105 | $9.36M | 0.01% | +16,536+29.8% | Added |
| Rhumbline Advisers | 70,755 | $9.18M | 0.01% | −780−1.1% | Reduced |
| Integral Health Asset Management, LLC | 70,000 | $9.08M | 0.85% | +5,000+7.7% | Added |
| Capital Fund Management S.A. | 68,663 | $8.91M | 0.10% | +21,021+44.1% | Added |
| State of Wisconsin Investment Board | 68,480 | $8.89M | 0.02% | +669+1.0% | Added |
| Mairs & Power Inc | 67,804 | $8.80M | 0.09% | −2,972−4.2% | Reduced |
| Magnetar Financial LLC | 67,379 | $8.74M | 0.04% | +67,379 | New |
| Price T Rowe Associates Inc | 63,638 | $8.26M | 0.00% | +7,224+12.8% | Added |
| Victory Capital Management Inc | 62,707 | $8.14M | 0.01% | −16,230−20.6% | Reduced |
| Edgestream Partners, L.P. | 60,198 | $7.81M | 0.22% | +55,761+1,256.7% | Added |
| BNP Paribas Arbitrage, SA | 59,768 | $7.76M | 0.01% | +118+0.2% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 57,611 | $7.48M | 0.02% | −9,867−14.6% | Reduced |
| Swiss National Bank | 56,800 | $7.37M | 0.00% | −1,300−2.2% | Reduced |
| American Century Companies Inc | 56,604 | $7.35M | 0.00% | +38,172+207.1% | Added |
| M&G Plc | 52,924 | $6.88M | 0.04% | +150.0% | Added |
| Intech Investment Management LLC | 52,583 | $6.82M | 0.06% | +18,489+54.2% | Added |
| Rheos Capital Works Inc. | 52,400 | $6.80M | 0.39% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 51,777 | $6.72M | 0.02% | +4,477+9.5% | Added |
| Citigroup Inc | 51,528 | $6.69M | 0.00% | +27,744+116.6% | Added |
| Kornitzer Capital Management Inc | 50,240 | $6.52M | 0.13% | 00.0% | Unchanged |
| Impax Asset Management Group plc | 50,000 | $6.49M | 0.04% | 00.0% | Unchanged |
| Congress Wealth Management LLC | 49,960 | $6.48M | 0.06% | +15,576+45.3% | Added |
| Nuveen, LLC | 48,017 | $6.23M | 0.00% | −88,605−64.9% | Reduced |
| Jennison Associates LLC | 45,439 | $5.90M | 0.00% | −21,163−31.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 42,724 | $5.54M | 0.04% | −2,271−5.0% | Reduced |
| Comerica Bank | 41,007 | $5.32M | 0.02% | +17,134+71.8% | Added |
| Kopp Family Office, LLC | 40,614 | $5.27M | 3.41% | −427−1.0% | Reduced |
| Beck Bode, LLC | 40,537 | $5.26M | 0.89% | +4,017+11.0% | Added |
| Allspring Global Investments Holdings, LLC | 39,616 | $5.18M | 0.01% | −267,124−87.1% | Reduced |
| California Public Employees Retirement System | 38,537 | $5.00M | 0.00% | +50.0% | Added |
| Prudential Financial Inc | 28,500 | $4.89M | 0.01% | +614+2.2% | Added |
| Bullseye Asset Management LLC | 36,128 | $4.69M | 2.34% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 31,894 | $4.14M | 0.00% | −2,257−6.6% | Reduced |
| State Board of Administration of Florida Retirement System | 31,667 | $4.11M | 0.01% | +557+1.8% | Added |
| Rhenman & Partners Asset Management AB | 30,500 | $3.96M | 0.50% | +14,500+90.6% | Added |