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 2023
Institutional positions in Inspire Medical Systems, Inc. as of Jun 30, 2023. 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
- 407
- +35 vs. Q1 2023
- Shares held
- 28.1M
- −627.0K (−2.2%) vs. Q1 2023
- Total value
- $9.11B
- +$2.43B (+36.4%) vs. Q1 2023
- New holders
- 86
- 124 more added
- Sold out
- 51
- 140 more reduced
2 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 3,013,849 | $978.4M | 0.02% | −87,890−2.8% | Reduced |
| BlackRock Inc. | 1,817,583 | $590.1M | 0.02% | −464,517−20.4% | Reduced |
| Invesco Ltd. | 1,080,232 | $350.7M | 0.09% | +51,542+5.0% | Added |
| FMR LLC | 1,073,954 | $348.6M | 0.03% | +17,128+1.6% | Added |
| Franklin Resources Inc | 1,045,296 | $339.3M | 0.16% | +2,720+0.3% | Added |
| William Blair Investment Management, LLC | 836,162 | $271.5M | 0.87% | −528−0.1% | Reduced |
| Macquarie Group Ltd | 571,327 | $185.5M | 0.21% | −27,740−4.6% | Reduced |
| Champlain Investment Partners, LLC | 566,115 | $183.8M | 1.13% | −90,210−13.7% | Reduced |
| Wellington Management Group LLP | 565,492 | $183.6M | 0.03% | −19,983−3.4% | Reduced |
| Westfield Capital Management Co LP | 563,667 | $183.0M | 1.16% | +141,019+33.4% | Added |
| State Street Corp | 514,692 | $167.1M | 0.01% | −116,149−18.4% | Reduced |
| Wasatch Advisors Inc | 496,287 | $161.1M | 0.98% | −87,319−15.0% | Reduced |
| Gilder Gagnon Howe & Co LLC | 496,053 | $161.0M | 2.20% | −15,620−3.1% | Reduced |
| Fred Alger Management, LLC | 467,378 | $151.7M | 0.78% | −80,776−14.7% | Reduced |
| Lord, Abbett & Co. LLC | 450,539 | $146.3M | 0.50% | +3,771+0.8% | Added |
| D. E. Shaw & Co., Inc. | 419,333 | $136.1M | 0.21% | +201,915+92.9% | Added |
| Geode Capital Management, LLC | 413,575 | $134.3M | 0.02% | −123,187−23.0% | Reduced |
| Frontier Capital Management Co LLC | 406,879 | $132.1M | 1.27% | +20,312+5.3% | Added |
| Federated Hermes, Inc. | 376,554 | $122.2M | 0.30% | +33,654+9.8% | Added |
| Bellevue Group AG | 357,020 | $115.9M | 1.65% | −20,048−5.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 356,618 | $115.8M | 0.19% | −61,455−14.7% | Reduced |
| Driehaus Capital Management LLC | 353,449 | $114.7M | 1.45% | +14,296+4.2% | Added |
| Ameriprise Financial Inc | 334,288 | $108.5M | 0.03% | +6,823+2.1% | Added |
| 1832 Asset Management L.P. | 332,900 | $108.1M | 0.21% | +148,400+80.4% | Added |
| Farallon Capital Management, L.L.C. | 323,096 | $104.9M | 0.63% | +80,500+33.2% | Added |
| Citadel Advisors LLC | 319,672 | $103.8M | 0.12% | +14,460+4.7% | Added |
| Price T Rowe Associates Inc | 317,120 | $103.0M | 0.01% | +23,925+8.2% | Added |
| Summit Partners Public Asset Management, LLC | 282,068 | $91.6M | 4.65% | −13,220−4.5% | Reduced |
| Credit Suisse AG | 280,785 | $91.2M | 0.09% | −5,571−1.9% | Reduced |
| Voya Investment Management LLC | 278,010 | $90.3M | 0.09% | +163,818+143.5% | Added |
| Marshall Wace, LLP | 276,977 | $89.9M | 0.19% | +119,058+75.4% | Added |
| Polar Capital Holdings Plc | 265,182 | $86.1M | 0.59% | −3,468−1.3% | Reduced |
| Millennium Management LLC | 264,440 | $85.8M | 0.09% | +112,357+73.9% | Added |
| Renaissance Technologies LLC | 257,100 | $83.5M | 0.12% | +46,100+21.8% | Added |
| Loomis Sayles & Co L P | 251,793 | $81.7M | 0.13% | −34,824−12.2% | Reduced |
| Charles Schwab Investment Management Inc | 248,384 | $80.6M | 0.02% | −59,653−19.4% | Reduced |
| Bank of New York Mellon Corp | 245,716 | $79.8M | 0.02% | −28,329−10.3% | Reduced |
| Bamco Inc | 244,736 | $79.5M | 0.22% | −24,200−9.0% | Reduced |
| Norges Bank | 237,600 | $77.1M | 0.02% | −9,982−4.0% | Reduced |
| Point72 Asset Management, L.P. | 229,620 | $74.5M | 0.26% | +59,022+34.6% | Added |
| Goldman Sachs Group Inc | 192,775 | $62.6M | 0.02% | +58,202+43.2% | Added |
| Morgan Stanley | 190,408 | $61.8M | 0.01% | +8,991+5.0% | Added |
| Susquehanna International Group, LLP | 187,490 | $60.9M | 0.10% | +158,390+544.3% | Added |
| Amundi | 173,965 | $55.6M | 0.03% | +52,787+43.6% | Added |
| Thrivent Financial for Lutherans | 164,566 | $53.4M | 0.12% | +2,651+1.6% | Added |
| Keybank National Association | 161,273 | $52.4M | 0.24% | −750−0.5% | Reduced |
| JPMorgan Chase & Co | 156,161 | $50.7M | 0.01% | −38,188−19.6% | Reduced |
| Adage Capital Partners GP, L.L.C. | 154,361 | $50.1M | 0.11% | +43,082+38.7% | Added |
| Northern Trust Corp | 145,774 | $47.3M | 0.01% | −177,326−54.9% | Reduced |
| Atika Capital Management LLC | 140,165 | $45.5M | 5.72% | −1,200−0.8% | Reduced |
| Principal Financial Group Inc | 123,205 | $40.0M | 0.03% | +5,477+4.7% | Added |
| Nicholas Investment Partners, LP | 115,187 | $37.4M | 2.56% | −3,671−3.1% | Reduced |
| Victory Capital Management Inc | 111,878 | $36.3M | 0.04% | −76,275−40.5% | Reduced |
| Artisan Partners Limited Partnership | 111,754 | $36.3M | 0.06% | +113+0.1% | Added |
| Man Group plc | 110,082 | $35.7M | 0.11% | – | – |
| Eventide Asset Management, LLC | 108,220 | $35.1M | 0.59% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 108,088 | $35.1M | 0.01% | +14,820+15.9% | Added |
| Integral Health Asset Management, LLC | 103,000 | $33.4M | 4.39% | +23,000+28.7% | Added |
| TimesSquare Capital Management, LLC | 102,300 | $33.2M | 0.48% | +400+0.4% | Added |
| Jennison Associates LLC | 92,418 | $30.0M | 0.02% | −76,729−45.4% | Reduced |
| Assenagon Asset Management S.A. | 92,346 | $30.0M | 0.12% | +51,280+124.9% | Added |
| Los Angeles Capital Management LLC | 88,182 | $28.6M | 0.11% | +79,766+947.8% | Added |
| SEI Investments Co | 87,068 | $28.3M | 0.05% | −5,923−6.4% | Reduced |
| Eagle Asset Management Inc | 85,301 | $27.7M | 0.15% | −2,597−3.0% | Reduced |
| Bank of America Corp | 84,780 | $27.5M | 0.00% | −34,855−29.1% | Reduced |
| HRT Financial LP | 83,636 | $27.2M | 0.25% | +83,636 | New |
| Employees Retirement System of Texas | 83,000 | $26.9M | 0.37% | −16,000−16.2% | Reduced |
| Eversept Partners, LP | 82,445 | $26.8M | 2.83% | +82,445 | New |
| Kornitzer Capital Management Inc | 76,075 | $24.7M | 0.49% | +25,915+51.7% | Added |
| Eagle Health Investments LP | 72,843 | $23.6M | 4.42% | −28,700−28.3% | Reduced |
| BNP Paribas Arbitrage, SA | 70,448 | $22.9M | 0.05% | +32,084+83.6% | Added |
| Iron Triangle Partners LP | 70,000 | $22.7M | 3.11% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 88,515 | $20.7M | 0.01% | 00.0% | Unchanged |
| Swiss National Bank | 63,500 | $20.6M | 0.01% | +1,200+1.9% | Added |
| Quadrature Capital Ltd | 62,686 | $20.3M | 0.45% | −13,956−18.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 60,000 | $19.5M | 0.09% | +60,000 | New |
| Thornburg Investment Management Inc | 55,330 | $18.0M | 0.29% | +21,834+65.2% | Added |
| Pura Vida Investments, LLC | 55,171 | $17.9M | 7.44% | −39,722−41.9% | Reduced |
| Cubist Systematic Strategies, LLC | 54,844 | $17.8M | 0.20% | −73,113−57.1% | Reduced |
| Mairs & Power Inc | 52,615 | $17.1M | 0.19% | −54,698−51.0% | Reduced |
| California Public Employees Retirement System | 52,605 | $17.1M | 0.01% | +7,053+15.5% | Added |
| Ensign Peak Advisors, Inc | 51,857 | $16.8M | 0.03% | +9,703+23.0% | Added |
| Park West Asset Management LLC | 50,000 | $16.2M | 1.42% | −36,500−42.2% | Reduced |
| Royal Bank of Canada | 49,600 | $16.1M | 0.00% | +33,369+205.6% | Added |
| New York State Common Retirement Fund | 48,736 | $15.8M | 0.02% | +13,980+40.2% | Added |
| Neuberger Berman Group LLC | 47,163 | $15.3M | 0.01% | +26,793+131.5% | Added |
| Aquatic Capital Management LLC | 46,300 | $15.0M | 0.81% | +42,800+1,222.9% | Added |
| Ergoteles LLC | 43,753 | $14.2M | 0.68% | +42,438+3,227.2% | Added |
| Barclays PLC | 39,948 | $13.0M | 0.01% | +10,088+33.8% | Added |
| Legal & General Group Plc | 39,751 | $12.9M | 0.00% | +5,164+14.9% | Added |
| Rhumbline Advisers | 39,186 | $12.7M | 0.01% | −791−2.0% | Reduced |
| Russell Investments Group, Ltd. | 38,823 | $12.6M | 0.02% | +3,662+10.4% | Added |
| Segall Bryant & Hamill, LLC | 38,707 | $12.6M | 0.13% | +179+0.5% | Added |
| State of Wisconsin Investment Board | 38,317 | $12.4M | 0.04% | −1,737−4.3% | Reduced |
| Arrowstreet Capital, Limited Partnership | 38,188 | $12.4M | 0.02% | +26,298+221.2% | Added |
| WCM Investment Management, LLC | 38,540 | $12.3M | 0.04% | +38,540 | New |
| ExodusPoint Capital Management, LP | 37,641 | $12.2M | 0.14% | +37,641 | New |
| Dimensional Fund Advisors LP | 35,505 | $11.5M | 0.00% | +5,600+18.7% | Added |
| California State Teachers Retirement System | 35,282 | $11.5M | 0.02% | −741−2.1% | Reduced |
| UBS Group AG | 34,185 | $11.1M | 0.00% | −14,102−29.2% | Reduced |