Inspire Medical SystemsINSP
13F holders, Q2 2025 (June 30)356holders −7
46new positions
51sold out
7famous investors
$129.82avg. 13F price*
At the end of Q2 2025, 356 institutions reported holding Inspire Medical Systems Inc. (INSP) in their 13F filings, down 7 from Q1 2025. 46 opened new positions and 51 sold out. The largest holders were BlackRock, Inc. ($502.7M), Vanguard Group Inc. ($415.7M) and Dragoneer Investment Group, LLC ($305.5M). 7 famous investors held it, including Ron Baron (0.2% of Baron Capital (BAMCO)'s portfolio), Ray Dalio (0.1% of Bridgewater Associates's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Inspire Medical Systems Inc.
- CUSIP
- 457730109
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 46 | $58.6M |
| Exits | 51 | $138.1M |
All 13F filers, Q1 2025 → Q2 2025: 3,832,021 shares bought and 4,251,086 shares sold, net −419,065 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 356 holders
| BlackRock, Inc. | 0.01% | Reduce -3.9% | 3,873,786 | $502.7M |
| Vanguard Group Inc. | 0.01% | Reduce -0.7% | 3,203,591 | $415.7M |
| Dragoneer Investment Group, LLC | 6.24% | Add +81.4% | 2,354,411 | $305.5M |
| FMR LLC | 0.02% | Reduce -10.1% | 2,285,742 | $296.6M |
| Wasatch Advisors LP | 1.11% | Add +7.2% | 1,634,395 | $212.1M |
| Baillie Gifford & Co. | 0.11% | Reduce -4.0% | 1,113,888 | $144.5M |
| State Street Corp. | 0.01% | Add +2.3% | 1,030,902 | $133.8M |
| William Blair Investment Management, LLC | 0.26% | Add +11.0% | 769,169 | $99.8M |
| Frontier Capital Management Co. LLC | 0.83% | Add +59.9% | 693,203 | $90.0M |
| Janus Henderson Group PLC | 0.04% | Reduce -0.3% | 640,923 | $83.2M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.02% | Reduce -45.3% | 608,308 | $78.9M |
| Braidwell LP | 3.24% | Add +72.8% | 522,410 | $67.8M |
| Geode Capital Management, LLC | 0.00% | Add +0.3% | 512,836 | $66.6M |
| TimesSquare Capital Management, LLC | 0.93% | Add +4.8% | 499,199 | $64.8M |
| Macquarie Group Ltd. | 0.08% | Reduce -11.2% | 495,556 | $64.3M |
| Baron Capital (BAMCO) | 0.17% | Add +16.3% | 491,752 | $63.8M |
| UBS Group AG | 0.01% | Reduce -11.2% | 430,694 | $55.9M |
| Champlain Investment Partners, LLC | 0.37% | Reduce -5.4% | 412,106 | $53.5M |
| JPMorgan Chase & Co. | 0.00% | Reduce -3.9% | 384,041 | $49.8M |
| Man Group plc | 0.11% | Add +192.9% | 380,298 | $49.4M |
| Congress Asset Management Co. | 0.33% | Add +21.4% | 373,347 | $48.4M |
| Brown Capital Management LLC | 1.39% | Add +4.3% | 367,441 | $47.7M |
| Artisan Partners Limited Partnership | 0.07% | Reduce -3.0% | 362,326 | $47.0M |
| Dimensional Fund Advisors LP | 0.01% | Add +24.2% | 344,867 | $44.8M |
| Invesco Ltd. | 0.01% | Reduce -61.2% | 333,232 | $43.2M |
| Bank of New York Mellon Corp | 0.01% | Reduce -13.8% | 327,753 | $42.5M |
| Morgan Stanley | 0.00% | Reduce -31.0% | 302,872 | $39.3M |
| Charles Schwab Investment Management Inc. | 0.01% | Reduce -1.5% | 283,600 | $36.8M |
| Bank of America Corp. | 0.00% | Add +139.1% | 254,474 | $33.0M |
| Aberdeen Group plc | 0.05% | Add +100.3% | 243,102 | $31.5M |
| Norges Bank | 0.00% | Add +47.8% | 239,390 | $31.1M |
| Raymond James Financial Inc. | 0.01% | Reduce -2.7% | 230,153 | $29.9M |
| Franklin Resources Inc. | 0.01% | Add +5.0% | 228,564 | $29.7M |
| Federated Hermes, Inc. | 0.06% | Add +0.0% | 228,332 | $29.6M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.10% | Add +8.4% | 212,743 | $27.6M |
| Northern Trust Corp. | 0.00% | Reduce -22.2% | 202,511 | $26.3M |
| Keybank National Association | 0.10% | Reduce -0.2% | 200,631 | $26.0M |
| New York State Common Retirement Fund | 0.03% | Add +4.7% | 191,268 | $24.8M |
| Amundi | 0.01% | Add +0.9% | 183,956 | $24.0M |
| Voya Investment Management LLC | 0.03% | Add +8.1% | 178,319 | $23.1M |
| Eversept Partners, LP | 2.15% | Reduce -11.8% | 164,473 | $21.3M |
| Atika Capital Management LLC | 2.19% | Add +0.8% | 161,900 | $21.0M |
| Eventide Asset Management, LLC | 0.36% | Reduce -48.9% | 156,658 | $20.3M |
| Tri Locum Partners LP | 5.88% | Add +89.4% | 149,244 | $19.4M |
| Principal Financial Group Inc. | 0.01% | Reduce -1.4% | 145,702 | $18.9M |
| Bridgewater Associates | 0.07% | Add +94.4% | 141,647 | $18.4M |
| Deerfield Management Company, L.P. | 0.37% | New | 140,000 | $18.2M |
| Los Angeles Capital Management LLC | 0.07% | Add +0.6% | 136,950 | $17.8M |
| Sei Investments Co. | 0.02% | Reduce -22.5% | 133,069 | $17.3M |
| Renaissance Technologies | 0.02% | Reduce -33.5% | 126,800 | $16.5M |
| Fred Alger Management, LLC | 0.07% | Add +113.6% | 122,658 | $15.9M |
| AQR Capital Management | 0.01% | Reduce -49.9% | 121,410 | $15.8M |
| Riverbridge Partners LLC | 0.24% | Reduce -14.0% | 113,886 | $14.8M |
| WCM Investment Management, LLC | 0.03% | Add +52.0% | 110,733 | $14.7M |
| Ameriprise Financial Inc. | 0.00% | Reduce -7.9% | 112,450 | $14.6M |
| Thrivent Financial for Lutherans | 0.03% | Reduce -21.5% | 110,668 | $14.4M |
| Soleus Capital Management, L.P. | 0.98% | Add +179.5% | 109,000 | $14.1M |
| Rock Springs Capital Management LP | 0.87% | Add +8.3% | 107,500 | $14.0M |
| Public Sector Pension Investment Board | 0.06% | Add +6.8% | 100,505 | $13.0M |
| Neuberger Berman Group LLC | 0.01% | Reduce -0.4% | 99,791 | $12.9M |
| Legal & General Group Plc | 0.00% | Add +1.8% | 95,688 | $12.4M |
| Goldman Sachs Group Inc. | 0.00% | Add +82.9% | 94,066 | $12.2M |
| Gilder Gagnon Howe & Co. LLC | 0.13% | Reduce -50.0% | 91,756 | $11.9M |
| Bellevue Group AG | 0.22% | Reduce -23.6% | 75,660 | $9.8M |
| Point72 Asset Management | 0.02% | New | 75,405 | $9.8M |
| Lazard Asset Management LLC | 0.01% | Add +29.8% | 72,105 | $9.4M |
| Rhumbline Advisers | 0.01% | Reduce -1.1% | 70,755 | $9.2M |
| Integral Health Asset Management, LLC | 0.85% | Add +7.7% | 70,000 | $9.1M |
| Capital Fund Management S.A. | 0.10% | Add +44.1% | 68,663 | $8.9M |
| State of Wisconsin Investment Board | 0.02% | Add +1.0% | 68,480 | $8.9M |
| Mairs & Power Inc. | 0.09% | Reduce -4.2% | 67,804 | $8.8M |
| Magnetar Financial LLC | 0.04% | New | 67,379 | $8.7M |
| T. Rowe Price Associates Inc. | 0.00% | Add +12.8% | 63,638 | $8.3M |
| Victory Capital Management Inc. | 0.01% | Reduce -20.6% | 62,707 | $8.1M |
| Edgestream Partners, L.P. | 0.22% | Add +1256.7% | 60,198 | $7.8M |
| BNP Paribas Financial Markets | 0.01% | Add +0.2% | 59,768 | $7.8M |
| Mitsubishi UFJ Trust & Banking Corp | 0.02% | Reduce -14.6% | 57,611 | $7.5M |
| Swiss National Bank | 0.00% | Reduce -2.2% | 56,800 | $7.4M |
| American Century Companies Inc. | 0.00% | Add +207.1% | 56,604 | $7.3M |
| M&G PLC | 0.04% | Add +0.0% | 52,924 | $6.9M |
| Intech Investment Management LLC | 0.06% | Add +54.2% | 52,583 | $6.8M |
| Rheos Capital Works Inc. | 0.39% | No change | 52,400 | $6.8M |
| Public Employees Retirement System of Ohio | 0.02% | Add +9.5% | 51,777 | $6.7M |
| Citigroup Inc. | 0.00% | Add +116.7% | 51,528 | $6.7M |
| Kornitzer Capital Management Inc. | 0.13% | No change | 50,240 | $6.5M |
| Impax Asset Management Group plc | 0.04% | No change | 50,000 | $6.5M |
| CW Advisors, LLC | 0.06% | Add +45.3% | 49,960 | $6.5M |
| Nuveen, LLC | 0.00% | Reduce -64.8% | 48,017 | $6.2M |
| Jennison Associates LLC | 0.00% | Reduce -31.8% | 45,439 | $5.9M |
| Teachers Retirement System of the State of Kentucky | 0.04% | Reduce -5.0% | 42,724 | $5.5M |
| Comerica Bank | 0.02% | Add +71.8% | 41,007 | $5.3M |
| Kopp Family Office, LLC | 3.41% | Reduce -1.0% | 40,614 | $5.3M |
| Beck Bode, LLC | 0.89% | Add +11.0% | 40,537 | $5.3M |
| Allspring Global Investments Holdings, LLC | 0.01% | Reduce -87.1% | 39,616 | $5.2M |
| California Public Employees Retirement System | 0.00% | Add +0.0% | 38,537 | $5.0M |
| Prudential Financial Inc. | 0.01% | Add +2.2% | 28,500 | $4.9M |
| Bullseye Asset Management LLC | 2.34% | No change | 36,128 | $4.7M |
| Envestnet Asset Management Inc. | 0.00% | Reduce -6.6% | 31,894 | $4.1M |
| State Board of Administration of Florida Retirement System | 0.01% | Add +1.8% | 31,667 | $4.1M |
| Rhenman & Partners Asset Management AB | 0.50% | Add +90.6% | 30,500 | $4.0M |
"% of holder's portfolio" is INSP's weight in each manager's 13F, not the share of Inspire Medical Systems Inc. the manager owns.