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, Q1 2022
Institutional positions in Inspire Medical Systems, Inc. as of Mar 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
- 299
- +13 vs. Q4 2021
- Shares held
- 27.0M
- +1.10M (+4.3%) vs. Q4 2021
- Total value
- $6.92B
- +$968.2M (+16.3%) vs. Q4 2021
- New holders
- 47
- 101 more added
- Sold out
- 34
- 100 more reduced
3 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mutual of America Capital Management LLC | 17,934 | $4.60M | 0.05% | −4,626−20.5% | Reduced |
| Prudential Financial Inc | 18,255 | $4.69M | 0.01% | −7,662−29.6% | Reduced |
| Axiom Investors LLC | 18,331 | $4.71M | 0.11% | +8,898+94.3% | Added |
| Envestnet Asset Management Inc | 18,764 | $4.82M | 0.00% | +973+5.5% | Added |
| Tudor Investment Corp Et Al | 19,449 | $4.99M | 0.13% | +13,565+230.5% | Added |
| Ensign Peak Advisors, Inc | 19,936 | $5.12M | 0.01% | +796+4.2% | Added |
| Royce & Associates LP | 20,488 | $5.26M | 0.04% | +16,000+356.5% | Added |
| Royal Bank of Canada | 21,296 | $5.47M | 0.00% | −3,585−14.4% | Reduced |
| UBS Group AG | 21,592 | $5.54M | 0.00% | +1,925+9.8% | Added |
| Public Employees Retirement System of Ohio | 21,893 | $5.62M | 0.02% | 00.0% | Unchanged |
| HSBC Holdings PLC | 23,826 | $6.13M | 0.01% | +2,404+11.2% | Added |
| Legal & General Group Plc | 24,361 | $6.25M | 0.00% | +398+1.7% | Added |
| Rhumbline Advisers | 28,773 | $7.39M | 0.01% | +524+1.9% | Added |
| Castleark Management LLC | 29,440 | $7.56M | 0.33% | +29,440 | New |
| K2 Principal Fund, L.P. | 30,879 | $7.93M | 1.38% | +30,879 | New |
| Cinctive Capital Management LP | 31,644 | $8.12M | 0.37% | +11,528+57.3% | Added |
| Russell Investments Group, Ltd. | 33,310 | $8.55M | 0.01% | −2,619−7.3% | Reduced |
| Polar Asset Management Partners Inc. | 33,400 | $8.57M | 0.11% | −42,200−55.8% | Reduced |
| Alliancebernstein L.P. | 34,100 | $8.75M | 0.00% | +100+0.3% | Added |
| Calamos Advisors LLC | 34,672 | $8.90M | 0.03% | −4,777−12.1% | Reduced |
| California State Teachers Retirement System | 34,822 | $8.94M | 0.01% | −2,909−7.7% | Reduced |
| Segall Bryant & Hamill, LLC | 35,850 | $9.20M | 0.09% | −11,413−24.1% | Reduced |
| Miura Global Management, LLC | 36,800 | $9.45M | 3.07% | −53,000−59.0% | Reduced |
| Summit Partners Public Asset Management, LLC | 37,199 | $9.55M | 0.52% | +37,199 | New |
| Renaissance Technologies LLC | 37,700 | $9.68M | 0.01% | +6,600+21.2% | Added |
| Oak Ridge Investments LLC | 40,571 | $10.4M | 1.16% | −23,686−36.9% | Reduced |
| Novo Holdings A/S | 41,448 | $10.6M | 0.56% | +5,948+16.8% | Added |
| Deutsche Bank AG | 41,626 | $10.7M | 0.00% | −1,751−4.0% | Reduced |
| Parametric Portfolio Associates LLC | 43,053 | $11.1M | 0.01% | +7,343+20.6% | Added |
| State of Wisconsin Investment Board | 46,700 | $12.0M | 0.02% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 47,500 | $12.2M | 1.20% | +1,127+2.4% | Added |
| Soleus Capital Management, L.P. | 47,900 | $12.3M | 1.90% | +20,450+74.5% | Added |
| STRS Ohio | 49,500 | $12.7M | 0.05% | +3,200+6.9% | Added |
| California Public Employees Retirement System | 51,396 | $13.2M | 0.01% | −2,783−5.1% | Reduced |
| Sectoral Asset Management Inc | 51,650 | $13.3M | 2.35% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 52,873 | $13.6M | 0.02% | +12,608+31.3% | Added |
| Goldman Sachs Group Inc | 54,365 | $14.0M | 0.00% | −40,489−42.7% | Reduced |
| Nicholas Investment Partners, LP | 56,781 | $14.6M | 1.04% | +56,781 | New |
| New York State Common Retirement Fund | 61,382 | $15.8M | 0.02% | +24,778+67.7% | Added |
| Swiss National Bank | 64,700 | $16.6M | 0.01% | +4,700+7.8% | Added |
| JPMorgan Chase & Co | 69,971 | $18.0M | 0.00% | +20,719+42.1% | Added |
| Citadel Advisors LLC | 73,460 | $18.9M | 0.02% | −197,226−72.9% | Reduced |
| Bridgewater Associates, LP | 74,402 | $19.1M | 0.08% | +18,775+33.8% | Added |
| Eagle Health Investments LP | 76,253 | $19.6M | 4.82% | 00.0% | Unchanged |
| Millennium Management LLC | 85,686 | $22.0M | 0.03% | +2,465+3.0% | Added |
| Nuveen Asset Management, LLC | 106,869 | $24.8M | 0.01% | −2,702−2.5% | Reduced |
| UBS Asset Management Americas Inc | 99,900 | $25.6M | 0.01% | −2,261−2.2% | Reduced |
| Lisanti Capital Growth, LLC | 103,698 | $26.6M | 2.99% | +34,613+50.1% | Added |
| Amundi | 105,711 | $26.9M | 0.02% | −15,991−13.1% | Reduced |
| Marshall Wace, LLP | 104,799 | $26.9M | 0.06% | −250,762−70.5% | Reduced |
| Thrivent Financial for Lutherans | 107,398 | $27.6M | 0.05% | −6,836−6.0% | Reduced |
| Adage Capital Partners GP, L.L.C. | 110,000 | $28.2M | 0.05% | −40,000−26.7% | Reduced |
| Bank of America Corp | 114,581 | $29.4M | 0.00% | +2,320+2.1% | Added |
| Atika Capital Management LLC | 125,500 | $32.2M | 3.07% | −5,200−4.0% | Reduced |
| Morgan Stanley | 127,255 | $32.7M | 0.00% | −34,990−21.6% | Reduced |
| Wells Fargo & Company | 127,975 | $32.9M | 0.01% | +10,397+8.8% | Added |
| Eagle Asset Management Inc | 129,094 | $33.1M | 0.17% | −26,741−17.2% | Reduced |
| Granite Investment Partners, LLC | 129,570 | $33.3M | 1.13% | −1,863−1.4% | Reduced |
| Mairs & Power Inc | 132,439 | $34.0M | 0.34% | −38,644−22.6% | Reduced |
| Frontier Capital Management Co LLC | 160,935 | $41.3M | 0.37% | +42,323+35.7% | Added |
| Point72 Asset Management, L.P. | 164,982 | $42.3M | 0.19% | −122,474−42.6% | Reduced |
| Norges Bank | 170,039 | $43.6M | 0.01% | −42,298−19.9% | Reduced |
| Artisan Partners Limited Partnership | 172,988 | $44.4M | 0.06% | −1,118−0.6% | Reduced |
| Principal Financial Group Inc | 180,400 | $46.3M | 0.03% | +172,567+2,203.1% | Added |
| Westfield Capital Management Co LP | 193,026 | $49.5M | 0.32% | +193,026 | New |
| TimesSquare Capital Management, LLC | 201,615 | $51.8M | 0.58% | −55,950−21.7% | Reduced |
| Pura Vida Investments, LLC | 203,442 | $52.2M | 6.31% | −11,000−5.1% | Reduced |
| Jennison Associates LLC | 208,814 | $53.6M | 0.04% | +1,588+0.8% | Added |
| Charles Schwab Investment Management Inc | 213,655 | $54.8M | 0.02% | +10,579+5.2% | Added |
| D. E. Shaw & Co., Inc. | 224,909 | $57.7M | 0.08% | −47,978−17.6% | Reduced |
| Price T Rowe Associates Inc | 233,591 | $60.0M | 0.01% | +2,835+1.2% | Added |
| Bank of New York Mellon Corp | 250,364 | $64.3M | 0.01% | +126,452+102.0% | Added |
| Farallon Capital Management, L.L.C. | 283,500 | $72.8M | 0.40% | +283,500 | New |
| Loomis Sayles & Co L P | 296,246 | $76.0M | 0.10% | −5,708−1.9% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 310,881 | $79.8M | 0.32% | +310,881 | New |
| Northern Trust Corp | 313,015 | $80.3M | 0.01% | −11,797−3.6% | Reduced |
| Driehaus Capital Management LLC | 315,387 | $81.0M | 0.99% | +43,307+15.9% | Added |
| Victory Capital Management Inc | 319,216 | $81.7M | 0.08% | +56,979+21.7% | Added |
| Federated Hermes, Inc. | 333,510 | $85.6M | 0.19% | −15,595−4.5% | Reduced |
| Bamco Inc | 363,246 | $93.2M | 0.23% | −23,000−6.0% | Reduced |
| Bellevue Group AG | 397,506 | $102.0M | 1.18% | −23,274−5.5% | Reduced |
| Credit Suisse AG | 416,941 | $107.0M | 0.09% | −266,070−39.0% | Reduced |
| Lord, Abbett & Co. LLC | 422,341 | $108.4M | 0.29% | +14,452+3.5% | Added |
| Ameriprise Financial Inc | 456,316 | $117.1M | 0.03% | +296,112+184.8% | Added |
| Geode Capital Management, LLC | 462,129 | $118.6M | 0.01% | +14,553+3.3% | Added |
| State Street Corp | 540,719 | $138.8M | 0.01% | +13,757+2.6% | Added |
| Allspring Global Investments Holdings, LLC | 556,378 | $142.8M | 0.18% | +127,836+29.8% | Added |
| Wasatch Advisors Inc | 624,178 | $160.2M | 0.79% | −67,271−9.7% | Reduced |
| Wellington Management Group LLP | 632,988 | $162.5M | 0.03% | +43,924+7.5% | Added |
| Gilder Gagnon Howe & Co LLC | 653,145 | $167.7M | 1.55% | −134,604−17.1% | Reduced |
| Champlain Investment Partners, LLC | 702,655 | $180.4M | 0.93% | +29,930+4.4% | Added |
| William Blair Investment Management, LLC | 754,085 | $193.6M | 0.58% | −130,106−14.7% | Reduced |
| Invesco Ltd. | 885,306 | $227.2M | 0.06% | +78,975+9.8% | Added |
| Fred Alger Management, LLC | 935,506 | $240.1M | 0.77% | −84,214−8.3% | Reduced |
| Franklin Resources Inc | 1,122,931 | $288.2M | 0.12% | +40,082+3.7% | Added |
| Macquarie Group Ltd | 1,526,478 | $391.8M | 0.35% | +196,945+14.8% | Added |
| BlackRock Inc. | 1,843,885 | $473.3M | 0.01% | −2,342−0.1% | Reduced |
| FMR LLC | 2,091,262 | $536.8M | 0.04% | +552,808+35.9% | Added |
| Vanguard Group Inc | 2,601,849 | $667.9M | 0.02% | +42,110+1.6% | Added |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −54,167−100.0% | Sold out |