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, Q3 2021
Institutional positions in Inspire Medical Systems, Inc. as of Sep 30, 2021. 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
- 254
- +7 vs. Q2 2021
- Shares held
- 25.4M
- +397.3K (+1.6%) vs. Q2 2021
- Total value
- $5.91B
- +$1.08B (+22.4%) vs. Q2 2021
- New holders
- 35
- 86 more added
- Sold out
- 28
- 98 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Eagle Health Investments LP | 68,653 | $16.0M | 5.07% | +12,600+22.5% | Added |
| Moore Capital Management, LP | 77,805 | $18.1M | 0.37% | +77,805 | New |
| Adage Capital Partners GP, L.L.C. | 80,000 | $18.6M | 0.04% | −110,000−57.9% | Reduced |
| Citadel Advisors LLC | 90,861 | $21.2M | 0.02% | −198,533−68.6% | Reduced |
| Point72 Asset Management, L.P. | 91,945 | $21.4M | 0.10% | −110,907−54.7% | Reduced |
| UBS Asset Management Americas Inc | 104,178 | $24.3M | 0.01% | −555−0.5% | Reduced |
| Miura Global Management, LLC | 105,500 | $24.6M | 3.81% | −19,500−15.6% | Reduced |
| Bank of America Corp | 114,118 | $26.6M | 0.00% | +23,603+26.1% | Added |
| Amundi | 115,108 | $26.8M | 0.02% | +27,175+30.9% | Added |
| Nuveen Asset Management, LLC | 118,583 | $27.6M | 0.01% | −11,329−8.7% | Reduced |
| Granite Investment Partners, LLC | 125,345 | $29.2M | 0.91% | +9,346+8.1% | Added |
| Bank of New York Mellon Corp | 127,530 | $29.7M | 0.01% | +10,514+9.0% | Added |
| Thrivent Financial for Lutherans | 127,973 | $29.8M | 0.06% | −2,483−1.9% | Reduced |
| Ameriprise Financial Inc | 131,238 | $30.6M | 0.01% | +68,825+110.3% | Added |
| Goldman Sachs Group Inc | 137,887 | $32.1M | 0.01% | +12,772+10.2% | Added |
| Atika Capital Management LLC | 140,100 | $32.6M | 2.32% | −3,500−2.4% | Reduced |
| Jennison Associates LLC | 158,445 | $36.9M | 0.02% | −21,487−11.9% | Reduced |
| TimesSquare Capital Management, LLC | 164,975 | $38.4M | 0.34% | −46,000−21.8% | Reduced |
| Mairs & Power Inc | 172,203 | $40.1M | 0.40% | −5,531−3.1% | Reduced |
| Artisan Partners Limited Partnership | 172,806 | $40.2M | 0.05% | −1,097−0.6% | Reduced |
| Eagle Asset Management Inc | 180,876 | $42.1M | 0.19% | −522−0.3% | Reduced |
| Norges Bank | 196,066 | $45.7M | 0.01% | −51,086−20.7% | Reduced |
| Charles Schwab Investment Management Inc | 198,484 | $46.2M | 0.02% | +2,023+1.0% | Added |
| Driehaus Capital Management LLC | 199,344 | $46.4M | 0.55% | +69,360+53.4% | Added |
| Pura Vida Investments, LLC | 204,510 | $47.6M | 3.59% | +514+0.3% | Added |
| Wells Fargo & Company | 230,170 | $53.6M | 0.01% | +17,310+8.1% | Added |
| Price T Rowe Associates Inc | 230,463 | $53.7M | 0.01% | +147+0.1% | Added |
| Frontier Capital Management Co LLC | 262,722 | $61.2M | 0.48% | +148,528+130.1% | Added |
| Loomis Sayles & Co L P | 263,103 | $61.3M | 0.08% | −4,065−1.5% | Reduced |
| Morgan Stanley | 269,849 | $62.8M | 0.01% | −53,953−16.7% | Reduced |
| D. E. Shaw & Co., Inc. | 314,046 | $73.1M | 0.09% | −30,497−8.9% | Reduced |
| Marshall Wace North America L.P. | 320,657 | $74.7M | 0.32% | −134,406−29.5% | Reduced |
| Victory Capital Management Inc | 321,946 | $75.0M | 0.07% | −43,733−12.0% | Reduced |
| Northern Trust Corp | 326,810 | $76.1M | 0.01% | −7,113−2.1% | Reduced |
| Federated Hermes, Inc. | 340,881 | $79.4M | 0.15% | +7,325+2.2% | Added |
| Marshall Wace, LLP | 366,149 | $85.3M | 0.42% | −70,080−16.1% | Reduced |
| Bamco Inc | 390,175 | $90.9M | 0.21% | +8,140+2.1% | Added |
| Lord, Abbett & Co. LLC | 398,371 | $92.8M | 0.22% | +150,886+61.0% | Added |
| Bellevue Group AG | 421,058 | $98.1M | 1.00% | +47,832+12.8% | Added |
| Wellington Management Group LLP | 444,525 | $103.5M | 0.02% | +444,525 | New |
| Geode Capital Management, LLC | 445,361 | $103.7M | 0.01% | −9,525−2.1% | Reduced |
| State Street Corp | 518,903 | $120.8M | 0.01% | −3,502−0.7% | Reduced |
| Champlain Investment Partners, LLC | 669,380 | $155.9M | 0.75% | +7,725+1.2% | Added |
| Credit Suisse AG | 693,754 | $161.6M | 0.13% | −97,791−12.4% | Reduced |
| Wasatch Advisors Inc | 727,142 | $169.3M | 0.69% | +73,275+11.2% | Added |
| Gilder Gagnon Howe & Co LLC | 797,252 | $185.7M | 0.96% | +21,286+2.7% | Added |
| William Blair Investment Management, LLC | 895,976 | $208.7M | 0.59% | +134,501+17.7% | Added |
| Invesco Ltd. | 905,207 | $210.8M | 0.05% | +5,167+0.6% | Added |
| Macquarie Group Ltd | 1,072,771 | $249.8M | 0.21% | +762,866+246.2% | Added |
| Franklin Resources Inc | 1,103,086 | $256.9M | 0.10% | +1,990+0.2% | Added |
| Fred Alger Management, LLC | 1,143,341 | $266.3M | 0.63% | +8,460+0.7% | Added |
| FMR LLC | 1,710,235 | $398.3M | 0.03% | −4,833−0.3% | Reduced |
| BlackRock Inc. | 1,807,645 | $421.0M | 0.01% | −98,186−5.2% | Reduced |
| Vanguard Group Inc | 2,505,605 | $583.5M | 0.01% | +4,672+0.2% | Added |
| Nicholas Investment Partners, LP | 0 | $0 | 0.00% | −109,746−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −51,340−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −43,439−100.0% | Sold out |
| Osterweis Capital Management Inc | 0 | $0 | 0.00% | −29,420−100.0% | Sold out |
| Intrinsic Edge Capital Management LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −11,307−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −10,790−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −9,494−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −8,700−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −8,034−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −6,415−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −6,374−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −5,090−100.0% | Sold out |
| Sante Capital Fund, LP | 0 | $0 | 0.00% | −4,365−100.0% | Sold out |
| PFG Advisors | 0 | $0 | 0.00% | −3,946−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −3,811−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −2,735−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −2,427−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −2,301−100.0% | Sold out |
| NN Investment Partners Holdings N.V. | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −1,584−100.0% | Sold out |
| Caxton Associates LP | 0 | $0 | 0.00% | −1,466−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −1,096−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −268−100.0% | Sold out |
| Benjamin F. Edwards & Company, Inc. | 0 | $0 | 0.00% | −222−100.0% | Sold out |
| Parkside Financial Bank & Trust | 0 | $0 | 0.00% | −128−100.0% | Sold out |
| Harvest Fund Management Co., Ltd | 0 | $0 | 0.00% | −133−100.0% | Sold out |
| Parisi Gray Wealth Management | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Pictet Asset Management Ltd | – | – | – | – | Not filed |