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 2022
Institutional positions in Inspire Medical Systems, Inc. as of Dec 31, 2022. 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
- 340
- +42 vs. Q3 2022
- Shares held
- 28.2M
- −24.8K (−0.1%) vs. Q3 2022
- Total value
- $7.11B
- +$2.09B (+41.8%) vs. Q3 2022
- New holders
- 70
- 122 more added
- Sold out
- 28
- 109 more reduced
3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 2022
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 2,978,391 | $750.2M | 0.02% | +114,698+4.0% | Added |
| BlackRock Inc. | 2,135,756 | $538.0M | 0.02% | +129,892+6.5% | Added |
| FMR LLC | 1,277,340 | $321.7M | 0.03% | −251,382−16.4% | Reduced |
| Franklin Resources Inc | 1,074,201 | $270.6M | 0.14% | −1,037−0.1% | Reduced |
| Macquarie Group Ltd | 1,060,672 | $267.2M | 0.32% | −347,241−24.7% | Reduced |
| William Blair Investment Management, LLC | 833,423 | $209.9M | 0.80% | +174,811+26.5% | Added |
| Invesco Ltd. | 675,959 | $170.3M | 0.05% | +14,270+2.2% | Added |
| Champlain Investment Partners, LLC | 668,255 | $168.3M | 1.08% | −21,915−3.2% | Reduced |
| Citadel Advisors LLC | 632,330 | $159.3M | 0.18% | +82,864+15.1% | Added |
| Wellington Management Group LLP | 617,344 | $155.5M | 0.03% | +60,187+10.8% | Added |
| State Street Corp | 600,787 | $151.3M | 0.01% | +15,037+2.6% | Added |
| Viking Global Investors LPSuperinvestorViking Global Investors | 549,793 | $138.5M | 0.69% | −83,779−13.2% | Reduced |
| Wasatch Advisors Inc | 548,128 | $138.1M | 0.93% | −57,270−9.5% | Reduced |
| Gilder Gagnon Howe & Co LLC | 536,769 | $135.2M | 2.52% | −64,736−10.8% | Reduced |
| Fred Alger Management, LLC | 510,133 | $128.5M | 0.70% | +50,545+11.0% | Added |
| Geode Capital Management, LLC | 506,357 | $127.5M | 0.02% | +26,593+5.5% | Added |
| Lord, Abbett & Co. LLC | 439,572 | $110.7M | 0.40% | −71,875−14.1% | Reduced |
| Point72 Asset Management, L.P. | 412,924 | $104.0M | 0.39% | −75,748−15.5% | Reduced |
| Allspring Global Investments Holdings, LLC | 405,712 | $102.2M | 0.17% | −65,845−14.0% | Reduced |
| Bellevue Group AG | 401,742 | $101.2M | 1.34% | −260.0% | Reduced |
| Frontier Capital Management Co LLC | 358,032 | $90.2M | 0.98% | +151,473+73.3% | Added |
| Assenagon Asset Management S.A. | 339,629 | $85.5M | 0.35% | +339,629 | New |
| Westfield Capital Management Co LP | 339,320 | $85.5M | 0.66% | +33,053+10.8% | Added |
| Ameriprise Financial Inc | 337,449 | $85.0M | 0.03% | +68,711+25.6% | Added |
| Credit Suisse AG | 322,489 | $81.2M | 0.09% | −163,555−33.7% | Reduced |
| Northern Trust Corp | 318,214 | $80.2M | 0.02% | +6,038+1.9% | Added |
| Charles Schwab Investment Management Inc | 307,051 | $77.3M | 0.02% | +19,203+6.7% | Added |
| Summit Partners Public Asset Management, LLC | 299,090 | $75.3M | 5.50% | +86,506+40.7% | Added |
| Driehaus Capital Management LLC | 297,470 | $74.9M | 1.12% | +29,324+10.9% | Added |
| Bamco Inc | 293,336 | $73.9M | 0.25% | 00.0% | Unchanged |
| Loomis Sayles & Co L P | 284,353 | $71.6M | 0.14% | −6,797−2.3% | Reduced |
| Bank of New York Mellon Corp | 278,346 | $70.1M | 0.02% | −13,779−4.7% | Reduced |
| Price T Rowe Associates Inc | 268,747 | $67.7M | 0.01% | +4,081+1.5% | Added |
| Norges Bank | 261,746 | $65.9M | 0.02% | +14,396+5.8% | Added |
| Farallon Capital Management, L.L.C. | 242,596 | $61.1M | 0.39% | −239,400−49.7% | Reduced |
| Federated Hermes, Inc. | 240,000 | $60.5M | 0.17% | 00.0% | Unchanged |
| Millennium Management LLC | 215,146 | $54.2M | 0.06% | +205,813+2,205.2% | Added |
| Marshall Wace, LLP | 205,922 | $51.9M | 0.13% | −158,515−43.5% | Reduced |
| Pura Vida Investments, LLC | 200,984 | $50.6M | 8.49% | −600−0.3% | Reduced |
| Victory Capital Management Inc | 189,102 | $47.6M | 0.05% | −95,066−33.5% | Reduced |
| Jennison Associates LLC | 168,739 | $42.5M | 0.04% | −4,007−2.3% | Reduced |
| Goldman Sachs Group Inc | 167,669 | $42.2M | 0.01% | −68,001−28.9% | Reduced |
| JPMorgan Chase & Co | 165,070 | $41.6M | 0.01% | +42,849+35.1% | Added |
| Keybank National Association | 162,343 | $40.9M | 0.20% | −490.0% | Reduced |
| Thrivent Financial for Lutherans | 158,666 | $40.0M | 0.10% | +46,648+41.6% | Added |
| TimesSquare Capital Management, LLC | 150,805 | $38.0M | 0.54% | −81,715−35.1% | Reduced |
| Polar Asset Management Partners Inc. | 143,802 | $36.2M | 0.52% | +35,800+33.1% | Added |
| Atika Capital Management LLC | 140,865 | $35.5M | 5.42% | −12,637−8.2% | Reduced |
| D. E. Shaw & Co., Inc. | 140,703 | $35.4M | 0.06% | +43,904+45.4% | Added |
| Morgan Stanley | 130,790 | $32.9M | 0.00% | +13,727+11.7% | Added |
| Granite Investment Partners, LLC | 127,629 | $32.1M | 1.34% | −2,461−1.9% | Reduced |
| Mairs & Power Inc | 125,639 | $31.6M | 0.38% | −6,368−4.8% | Reduced |
| Amundi | 122,000 | $29.8M | 0.02% | −6,000−4.7% | Reduced |
| Artisan Partners Limited Partnership | 113,379 | $28.6M | 0.05% | −20,207−15.1% | Reduced |
| Eagle Asset Management Inc | 110,979 | $28.1M | 0.17% | −3,461−3.0% | Reduced |
| Eventide Asset Management, LLC | 108,220 | $27.3M | 0.54% | +24,170+28.8% | Added |
| Principal Financial Group Inc | 105,676 | $26.6M | 0.02% | +98,364+1,345.2% | Added |
| Eagle Health Investments LP | 101,543 | $25.6M | 5.90% | +990+1.0% | Added |
| Voya Investment Management LLC | 101,528 | $25.6M | 0.03% | +82,614+436.8% | Added |
| Adage Capital Partners GP, L.L.C. | 100,000 | $25.2M | 0.06% | +100,000 | New |
| Nuveen Asset Management, LLC | 97,886 | $24.7M | 0.01% | −10,969−10.1% | Reduced |
| Bank of America Corp | 92,131 | $23.2M | 0.00% | +1,138+1.3% | Added |
| UBS Asset Management Americas Inc | 90,884 | $22.9M | 0.01% | +8,057+9.7% | Added |
| Nicholas Investment Partners, LP | 81,735 | $20.6M | 1.80% | +13,564+19.9% | Added |
| Iron Triangle Partners LP | 80,000 | $20.2M | 3.61% | −20,000−20.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 75,938 | $19.1M | 0.13% | −13,269−14.9% | Reduced |
| Swiss National Bank | 69,500 | $17.5M | 0.01% | +4,100+6.3% | Added |
| Novo Holdings A/S | 63,304 | $15.9M | 1.00% | +2,404+3.9% | Added |
| Lisanti Capital Growth, LLC | 61,004 | $15.4M | 2.10% | +26,825+78.5% | Added |
| Rhenman & Partners Asset Management AB | 61,000 | $15.4M | 1.60% | −2,000−3.2% | Reduced |
| Integral Health Asset Management, LLC | 60,000 | $15.1M | 3.41% | +20,000+50.0% | Added |
| California Public Employees Retirement System | 55,142 | $13.9M | 0.01% | −3,948−6.7% | Reduced |
| Man Group plc | 54,898 | $13.8M | 0.05% | +51,543+1,536.3% | Added |
| New York State Common Retirement Fund | 51,290 | $12.9M | 0.02% | +6,901+15.5% | Added |
| Kornitzer Capital Management Inc | 50,160 | $12.6M | 0.26% | +13,000+35.0% | Added |
| Soleus Capital Management, L.P. | 46,200 | $11.6M | 1.67% | −21,200−31.5% | Reduced |
| Canada Pension Plan Investment Board | 41,180 | $10.4M | 0.02% | +22,300+118.1% | Added |
| Renaissance Technologies LLC | 40,800 | $10.3M | 0.01% | +24,300+147.3% | Added |
| UBS Group AG | 40,631 | $10.2M | 0.00% | +24,747+155.8% | Added |
| Russell Investments Group, Ltd. | 40,330 | $10.2M | 0.02% | +10,182+33.8% | Added |
| Cubist Systematic Strategies, LLC | 39,640 | $9.98M | 0.09% | −19,044−32.5% | Reduced |
| Castleark Management LLC | 39,450 | $9.94M | 0.52% | +6,330+19.1% | Added |
| Axiom Investors LLC | 38,692 | $9.75M | 0.19% | +19,153+98.0% | Added |
| Rhumbline Advisers | 38,400 | $9.67M | 0.01% | +1,825+5.0% | Added |
| Segall Bryant & Hamill, LLC | 38,047 | $9.58M | 0.11% | −14,083−27.0% | Reduced |
| Next Century Growth Investors LLC | 37,670 | $9.49M | 1.14% | +5,845+18.4% | Added |
| Deutsche Bank AG | 37,637 | $9.48M | 0.01% | +2,263+6.4% | Added |
| Lazard Asset Management LLC | 37,311 | $9.40M | 0.01% | −48,243−56.4% | Reduced |
| California State Teachers Retirement System | 36,313 | $9.15M | 0.01% | +1,423+4.1% | Added |
| Alliancebernstein L.P. | 34,715 | $8.74M | 0.00% | +600+1.8% | Added |
| State of Wisconsin Investment Board | 34,087 | $8.59M | 0.03% | −1,555−4.4% | Reduced |
| Bridgewater Associates, LP | 33,628 | $8.47M | 0.05% | −11,225−25.0% | Reduced |
| Squarepoint Ops LLC | 33,418 | $8.42M | 0.06% | −10,379−23.7% | Reduced |
| Oak Ridge Investments LLC | 33,145 | $8.35M | 1.24% | −558−1.7% | Reduced |
| Legal & General Group Plc | 32,854 | $8.28M | 0.00% | +274+0.8% | Added |
| STRS Ohio | 32,100 | $8.09M | 0.04% | +1,600+5.2% | Added |
| Osterweis Capital Management Inc | 32,000 | $8.06M | 0.59% | +5,845+22.3% | Added |
| Miura Global Management, LLC | 30,000 | $7.56M | 3.80% | +2,900+10.7% | Added |
| Susquehanna Fundamental Investments, LLC | 29,754 | $7.49M | 0.13% | +29,754 | New |
| Comerica Bank | 28,238 | $7.22M | 0.06% | +2,260+8.7% | Added |