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 2021
Institutional positions in Inspire Medical Systems, Inc. as of Dec 31, 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
- 289
- +37 vs. Q3 2021
- Shares held
- 25.9M
- +785.1K (+3.1%) vs. Q3 2021
- Total value
- $5.95B
- +$111.0M (+1.9%) vs. Q3 2021
- New holders
- 53
- 90 more added
- Sold out
- 16
- 95 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HSBC Holdings PLC | 21,422 | $4.94M | 0.01% | +6,813+46.6% | Added |
| Public Employees Retirement System of Ohio | 21,893 | $5.04M | 0.02% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 22,560 | $5.19M | 0.05% | −211−0.9% | Reduced |
| Altium Capital Management LP | 23,000 | $5.29M | 1.49% | −3,000−11.5% | Reduced |
| Man Group plc | 23,098 | $5.31M | 0.02% | +1,713+8.0% | Added |
| Legal & General Group Plc | 23,963 | $5.51M | 0.00% | +55+0.2% | Added |
| Royal Bank of Canada | 24,881 | $5.72M | 0.00% | +3,899+18.6% | Added |
| First Trust Advisors LP | 26,169 | $6.02M | 0.01% | +13,763+110.9% | Added |
| Prudential Financial Inc | 25,917 | $6.03M | 0.01% | +23,150+836.6% | Added |
| Soleus Capital Management, L.P. | 27,450 | $6.32M | 0.85% | −3,500−11.3% | Reduced |
| Rhumbline Advisers | 28,249 | $6.50M | 0.01% | −545−1.9% | Reduced |
| Renaissance Technologies LLC | 31,100 | $7.16M | 0.01% | +31,100 | New |
| Barclays PLC | 33,746 | $7.76M | 0.00% | +19,090+130.3% | Added |
| Alliancebernstein L.P. | 34,000 | $7.82M | 0.00% | −500−1.4% | Reduced |
| Novo Holdings A/S | 35,500 | $8.17M | 0.39% | +14,200+66.7% | Added |
| Parametric Portfolio Associates LLC | 35,710 | $8.21M | 0.00% | −5,669−13.7% | Reduced |
| Russell Investments Group, Ltd. | 35,929 | $8.26M | 0.01% | +7,368+25.8% | Added |
| New York State Common Retirement Fund | 36,604 | $8.42M | 0.01% | +5,271+16.8% | Added |
| California State Teachers Retirement System | 37,731 | $8.68M | 0.01% | +910+2.5% | Added |
| Calamos Advisors LLC | 39,449 | $9.08M | 0.04% | +1,722+4.6% | Added |
| Lazard Asset Management LLC | 40,265 | $9.26M | 0.01% | +15,328+61.5% | Added |
| Deutsche Bank AG | 43,377 | $9.98M | 0.00% | −1,557−3.5% | Reduced |
| STRS Ohio | 46,300 | $10.7M | 0.04% | +7,200+18.4% | Added |
| Rhenman & Partners Asset Management AB | 46,373 | $10.7M | 0.71% | +46,373 | New |
| State of Wisconsin Investment Board | 46,700 | $10.7M | 0.02% | 00.0% | Unchanged |
| Segall Bryant & Hamill, LLC | 47,263 | $10.9M | 0.10% | +2,199+4.9% | Added |
| JPMorgan Chase & Co | 49,252 | $11.3M | 0.00% | +8,149+19.8% | Added |
| Sectoral Asset Management Inc | 51,650 | $11.9M | 1.79% | 00.0% | Unchanged |
| Moore Capital Management, LP | 54,167 | $12.5M | 0.32% | −23,638−30.4% | Reduced |
| California Public Employees Retirement System | 54,179 | $12.5M | 0.01% | 00.0% | Unchanged |
| Bridgewater Associates, LP | 55,627 | $12.8M | 0.07% | +8,207+17.3% | Added |
| Swiss National Bank | 60,000 | $13.8M | 0.01% | −100−0.2% | Reduced |
| Oak Ridge Investments LLC | 64,257 | $14.8M | 1.25% | −1,571−2.4% | Reduced |
| Lisanti Capital Growth, LLC | 69,085 | $15.9M | 2.30% | +39,360+132.4% | Added |
| Polar Asset Management Partners Inc. | 75,600 | $17.4M | 0.21% | +16,196+27.3% | Added |
| Eagle Health Investments LP | 76,253 | $17.5M | 4.27% | +7,600+11.1% | Added |
| Millennium Management LLC | 83,221 | $19.1M | 0.02% | +64,276+339.3% | Added |
| Miura Global Management, LLC | 89,800 | $20.7M | 3.50% | −15,700−14.9% | Reduced |
| Goldman Sachs Group Inc | 94,854 | $21.8M | 0.01% | −43,033−31.2% | Reduced |
| UBS Asset Management Americas Inc | 102,161 | $23.5M | 0.01% | −2,017−1.9% | Reduced |
| Nuveen Asset Management, LLC | 109,571 | $25.2M | 0.01% | −9,012−7.6% | Reduced |
| Bank of America Corp | 112,261 | $25.8M | 0.00% | −1,857−1.6% | Reduced |
| Thrivent Financial for Lutherans | 114,234 | $26.3M | 0.05% | −13,739−10.7% | Reduced |
| Wells Fargo & Company | 117,578 | $27.1M | 0.01% | −112,592−48.9% | Reduced |
| Frontier Capital Management Co LLC | 118,612 | $27.3M | 0.22% | −144,110−54.9% | Reduced |
| Bank of New York Mellon Corp | 123,912 | $28.5M | 0.01% | −3,618−2.8% | Reduced |
| Amundi | 121,702 | $28.7M | 0.02% | +6,594+5.7% | Added |
| Atika Capital Management LLC | 130,700 | $30.1M | 2.46% | −9,400−6.7% | Reduced |
| Granite Investment Partners, LLC | 131,433 | $30.2M | 0.88% | +6,088+4.9% | Added |
| Adage Capital Partners GP, L.L.C. | 150,000 | $34.5M | 0.06% | +70,000+87.5% | Added |
| Eagle Asset Management Inc | 155,835 | $35.9M | 0.16% | −25,041−13.8% | Reduced |
| Ameriprise Financial Inc | 160,204 | $36.9M | 0.01% | +28,966+22.1% | Added |
| Morgan Stanley | 162,245 | $37.3M | 0.00% | −107,604−39.9% | Reduced |
| Mairs & Power Inc | 171,083 | $39.4M | 0.36% | −1,120−0.7% | Reduced |
| Artisan Partners Limited Partnership | 174,106 | $40.1M | 0.05% | +1,300+0.8% | Added |
| Charles Schwab Investment Management Inc | 203,076 | $46.7M | 0.01% | +4,592+2.3% | Added |
| Jennison Associates LLC | 207,226 | $47.7M | 0.03% | +48,781+30.8% | Added |
| Norges Bank | 212,337 | $48.9M | 0.01% | +16,271+8.3% | Added |
| Pura Vida Investments, LLC | 214,442 | $49.3M | 5.15% | +9,932+4.9% | Added |
| Price T Rowe Associates Inc | 230,756 | $53.1M | 0.00% | +293+0.1% | Added |
| TimesSquare Capital Management, LLC | 257,565 | $59.3M | 0.52% | +92,590+56.1% | Added |
| Victory Capital Management Inc | 262,237 | $60.3M | 0.06% | −59,709−18.5% | Reduced |
| Citadel Advisors LLC | 270,686 | $62.3M | 0.07% | +179,825+197.9% | Added |
| Driehaus Capital Management LLC | 272,080 | $62.6M | 0.64% | +72,736+36.5% | Added |
| D. E. Shaw & Co., Inc. | 272,887 | $62.8M | 0.08% | −41,159−13.1% | Reduced |
| Point72 Asset Management, L.P. | 287,456 | $66.1M | 0.29% | +195,511+212.6% | Added |
| Loomis Sayles & Co L P | 301,954 | $69.5M | 0.08% | +38,851+14.8% | Added |
| Northern Trust Corp | 324,812 | $74.7M | 0.01% | −1,998−0.6% | Reduced |
| Federated Hermes, Inc. | 349,105 | $80.3M | 0.15% | +8,224+2.4% | Added |
| Marshall Wace, LLP | 355,561 | $81.8M | 0.16% | −10,588−2.9% | Reduced |
| Bamco Inc | 386,246 | $88.9M | 0.19% | −3,929−1.0% | Reduced |
| Lord, Abbett & Co. LLC | 407,889 | $93.8M | 0.21% | +9,518+2.4% | Added |
| Bellevue Group AG | 420,780 | $96.8M | 1.00% | −278−0.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 428,542 | $98.6M | 0.11% | +428,542 | New |
| Geode Capital Management, LLC | 447,576 | $103.0M | 0.01% | +2,215+0.5% | Added |
| State Street Corp | 526,962 | $121.2M | 0.01% | +8,059+1.6% | Added |
| Wellington Management Group LLP | 589,064 | $135.5M | 0.02% | +144,539+32.5% | Added |
| Champlain Investment Partners, LLC | 672,725 | $154.8M | 0.70% | +3,345+0.5% | Added |
| Credit Suisse AG | 683,011 | $157.1M | 0.13% | −10,743−1.5% | Reduced |
| Wasatch Advisors Inc | 691,449 | $159.1M | 0.65% | −35,693−4.9% | Reduced |
| Gilder Gagnon Howe & Co LLC | 787,749 | $181.2M | 1.03% | −9,503−1.2% | Reduced |
| Invesco Ltd. | 806,331 | $185.5M | 0.04% | −98,876−10.9% | Reduced |
| William Blair Investment Management, LLC | 884,191 | $203.4M | 0.55% | −11,785−1.3% | Reduced |
| Fred Alger Management, LLC | 1,019,720 | $234.6M | 0.59% | −123,621−10.8% | Reduced |
| Franklin Resources Inc | 1,082,849 | $249.1M | 0.09% | −20,237−1.8% | Reduced |
| Macquarie Group Ltd | 1,329,533 | $305.9M | 0.25% | +256,762+23.9% | Added |
| FMR LLC | 1,538,454 | $353.9M | 0.03% | −171,781−10.0% | Reduced |
| BlackRock Inc. | 1,846,227 | $424.7M | 0.01% | +38,582+2.1% | Added |
| Vanguard Group Inc | 2,559,739 | $588.9M | 0.01% | +54,134+2.2% | Added |
| Cormorant Asset Management, LP | 0 | $0 | 0.00% | −48,132−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −27,250−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −10,726−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −9,993−100.0% | Sold out |
| ETF Managers Group, LLC | 0 | $0 | 0.00% | −6,311−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −5,652−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −3,683−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −3,235−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −1,079−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −878−100.0% | Sold out |