Security record
INSP
Inspire Medical Systems, Inc. · Healthcare · Medical - Devices
98Tracked holders
-1Δ holders
27.79MShares held
$1.24BReported value
+14New positions
−15Exits
Momentum inputs (comparable managers):
holder breadth -1.0% ·
share flow +24.1% ·
net new positions -1.0%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 98 | -1 | 27.79M | $1.24B | +14 | −15 |
| Q1 2026 | 102 | -7 | 22.50M | $1.16B | +11 | −19 |
| Q4 2025 | 110 | 0 | 24.43M | $2.25B | +3 | −2 |
| Q3 2025 | 20 | +2 | 13.81M | $1.03B | +2 | −1 |
| Q2 2025 | 16 | -1 | 12.85M | $1.67B | +1 | −2 |
| Q1 2025 | 14 | -1 | 3.76M | $597.97M | — | −1 |
| Q4 2024 | 15 | -2 | 4.14M | $766.98M | — | −2 |
| Q3 2024 | 16 | +1 | 4.78M | $1.01B | +1 | — |
| Q2 2024 | 15 | — | 5.10M | $682.73M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.74M | +33.5% | $211.34M | 0.0% | ▲ Add | 5 | SEC ↗ ×16 |
| 2 | Wellington Management ✦ | 2.38M | -6.0% | $106.29M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 3 | AQR Capital Management ✦ | 1.86M | +501.6% | $80.94M | 0.0% | ▲ Add | 9 | SEC ↗ ×5 |
| 4 | Assenagon Asset Management S.A. | 1.73M | +232.3% | $77.12M | 0.1% | ▲ Add | 3 | SEC ↗ ×2 |
| 5 | UBS Group AG | 1.65M | +157.5% | $73.41M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 6 | D. E. Shaw & Co. ✦ | 1.47M | +23.7% | $65.60M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 7 | Nomura Holdings Inc | 1.37M | New | $61.09M | 0.3% | New | 1 | SEC ↗ |
| 8 | Vanguard Capital Management Llc | 1.27M | +0.3% | $56.70M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | State Street Global Advisors ✦ (passive) | 1.21M | +26.2% | $53.82M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 10 | Morgan Stanley ✦ | 791.22K | -45.5% | $35.30M | 0.0% | ▼ Trim | 4 | SEC ↗ ×9 |
| 11 | Artisan Partners Limited Partnership | 732.32K | -6.2% | $32.67M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 12 | Geode Capital Management ✦ (passive) | 700.84K | +37.4% | $31.27M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 13 | Goldman Sachs Group ✦ | 645.86K | -2.7% | $28.81M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 14 | UBS AM, a distinct business unit of… | 546.02K | +21.7% | $24.36M | 0.0% | ▲ Add | 3 | SEC ↗ ×8 |
| 15 | Citadel Advisors ✦ | 506.33K | +28.5% | $22.59M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 16 | Bnp Paribas Financial Markets | 428.07K | +33.9% | $19.10M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | Renaissance Technologies ✦ | 426.00K | -9.4% | $19.00M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 18 | Aberdeen Group plc | 358.97K | -24.8% | $16.01M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 19 | Northern Trust Corp | 334.04K | +69.5% | $14.90M | 0.0% | ▲ Add | 3 | SEC ↗ ×7 |
| 20 | Barclays Plc | 307.27K | +354.3% | $13.71M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 21 | Federated Hermes, Inc. | 272.13K | +298944.0% | $12.14M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | Fidelity (FMR) ✦ | 267.87K | +605.2% | $11.95M | 0.0% | ▲ Add | 5 | SEC ↗ ×3 |
| 23 | Bank Of America Corp /De/ | 248.80K | +33.7% | $11.10M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 24 | Charles Schwab Investment… | 210.09K | +14.6% | $9.37M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | Norges Bank ✦ (passive) | 198.27K | New | $8.84M | 0.0% | New | 1 | SEC ↗ |
| 26 | Deutsche Bank Ag\ | 176.20K | -65.7% | $7.86M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 27 | Tudor Investment Corp Et Al | 169.09K | +1.1% | $7.54M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 28 | T. Rowe Price ✦ | 167.73K | -7.5% | $7.48M | 0.0% | ▼ Trim | 9 | SEC ↗ ×2 |
| 29 | Canada Pension Plan Investment Board | 165.10K | +0.6% | $7.37M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 30 | Bank of New York Mellon Corp | 148.63K | -0.1% | $6.63M | 0.0% | ▼ Trim | 3 | SEC ↗ ×6 |
| 31 | Bank Of Nova Scotia | 144.96K | +141.6% | $6.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Quantinno Capital Management LP | 137.62K | +418.2% | $6.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 33 | Principal Financial Group Inc | 128.18K | +1.1% | $5.72M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 34 | Dimensional Fund Advisors Lp | 115.91K | -50.6% | $5.17M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 35 | Invesco Ltd. | 110.28K | +6.1% | $4.92M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 36 | Victory Capital Management Inc | 107.66K | +67.5% | $4.80M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | Millennium Management ✦ | 94.15K | -75.6% | $4.20M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 38 | Ameriprise Financial Inc | 87.52K | -39.0% | $3.90M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 39 | Pacer Advisors, Inc. | 80.47K | New | $3.59M | 0.0% | New | 1 | SEC ↗ |
| 40 | Citigroup Inc | 77.78K | +146.1% | $3.47M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 41 | New York State Common Retirement… | 72.41K | +2.2% | $3.23M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Nuveen, LLC | 70.05K | -17.8% | $3.12M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 43 | Rhumbline Advisers | 64.20K | -5.5% | $2.86M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 44 | Legal & General Group Plc | 61.24K | -0.6% | $2.73M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 45 | Corient Private Wealth LP | 57.53K | +993.7% | $2.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | Susquehanna International Group, Llp | 53.20K | -74.7% | $2.37M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 47 | Swiss National Bank | 52.00K | -6.3% | $2.32M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 48 | LPL Financial LLC | 47.95K | +316.6% | $2.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 49 | JPMorgan Chase ✦ | 41.99K | -21.7% | $1.94M | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 50 | Nordea Investment Management Ab | 44.38K | +9.8% | $1.93M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 51 | Alliancebernstein L.P. | 33.72K | +122.4% | $1.74M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | Creative Planning | 37.37K | +230.6% | $1.67M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 53 | Gotham Asset Management ✦ | 35.82K | -59.2% | $1.60M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 54 | First Trust Advisors Lp | 34.24K | -52.2% | $1.53M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 55 | Mariner, LLC | 30.19K | New | $1.35M | 0.0% | New | 1 | SEC ↗ |
| 56 | Wells Fargo & Company/Mn | 29.77K | +460.7% | $1.33M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 57 | Prudential Financial Inc | 27.72K | +16.9% | $1.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 58 | Franklin Resources Inc | 27.69K | -35.9% | $1.24M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 59 | Raymond James Financial Inc | 26.41K | New | $1.18M | 0.0% | New | 1 | SEC ↗ ×2 |
| 60 | Mercer Global Advisors Inc /Adv | 24.94K | +317.3% | $1.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 61 | Squarepoint Ops LLC | 24.26K | -63.7% | $1.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 62 | Lazard Asset Management Llc | 21.84K | +15.3% | $974,282 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 63 | Manufacturers Life Insurance… | 20.52K | -2.3% | $915,620 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 64 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 20.10K | +198.1% | $896,616 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | Cerity Partners LLC | 19.96K | -89.0% | $890,371 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 66 | Td Asset Management Inc | 19.29K | 0.0% | $860,527 | 0.0% | Held | 3 | SEC ↗ |
| 67 | Voya Investment Management Llc | 18.78K | -24.5% | $837,776 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 68 | American Century Companies Inc | 16.44K | +53.9% | $733,522 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 69 | State Of Wisconsin Investment Board | 15.40K | -26.7% | $687,217 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 70 | Wealth Enhancement Advisory… | 12.66K | New | $655,489 | 0.0% | New | 1 | SEC ↗ |
| 71 | Mitsubishi UFJ Asset Management… | 11.88K | +114.7% | $529,744 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 72 | Zurcher Kantonalbank (Zurich… | 11.60K | 0.0% | $517,654 | 0.0% | Held | 3 | SEC ↗ |
| 73 | Universal- Beteiligungs- und… | 10.75K | +0.4% | $479,380 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | Mackenzie Financial Corp | 10.55K | New | $470,680 | 0.0% | New | 1 | SEC ↗ |
| 75 | Aviva Plc | 10.31K | +38.1% | $459,751 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 76 | Truist Financial Corp | 10.20K | -1.5% | $455,156 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 77 | Russell Investments Group, Ltd. | 9.92K | -21.3% | $442,618 | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 78 | Sei Investments Co | 9.83K | -76.7% | $438,144 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 79 | Neuberger Berman Group LLC | 8.42K | New | $375,750 | 0.0% | New | 1 | SEC ↗ ×2 |
| 80 | State Board Of Administration Of… | 8.04K | -70.8% | $358,575 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 81 | Royal Bank Of Canada | 7.72K | -97.0% | $345,000 | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 82 | Jones Financial Companies Lllp | 7.08K | +298.5% | $323,589 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 83 | Captrust Financial Advisors | 7.15K | New | $318,962 | 0.0% | New | 1 | SEC ↗ |
| 84 | Cetera Investment Advisers | 6.66K | New | $296,880 | 0.0% | New | 1 | SEC ↗ |
| 85 | Commonwealth Equity Services, Llc | 6.53K | New | $291,440 | 0.0% | New | 1 | SEC ↗ |
| 86 | Fifth Third Bancorp | 6.50K | +0.8% | $289,786 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 87 | Hsbc Holdings Plc | 6.24K | -68.4% | $274,479 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 88 | Focus Partners Wealth | 5.69K | New | $253,658 | 0.0% | New | 1 | SEC ↗ |
| 89 | Pictet Asset Management Holding SA | 5.02K | 0.0% | $223,853 | 0.0% | Held | 3 | SEC ↗ |
| 90 | Us Bancorp \De\ | 2.97K | +29.0% | $132,491 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 91 | Simplex Trading, Llc | 2.44K | New | $108,893 | 0.0% | New | 1 | SEC ↗ |
| 92 | Rockefeller Capital Management L.P. | 2.33K | +10.7% | $103,985 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 93 | Ensign Peak Advisors, Inc | 1.68K | 0.0% | $74,811 | 0.0% | Held | 3 | SEC ↗ |
| 94 | Pnc Financial Services Group, Inc. | 1.56K | +54.8% | $69,680 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 95 | Osaic Holdings, Inc. | 881 | -90.9% | $39,291 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 96 | BNP Paribas Asset Management… | 407 | -25.1% | $18,156 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 97 | Optiver Holding B.V. | 188 | New | $8,387 | 0.0% | New | 1 | SEC ↗ |
| 98 | Northwestern Mutual Wealth… | 5 | -82.8% | $223 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Nomura Holdings Inc | $61.09M | 0.3% |
| Norges Bank | $8.84M | 0.0% |
| Pacer Advisors, Inc. | $3.59M | 0.0% |
| Mariner, LLC | $1.35M | 0.0% |
| Raymond James Financial Inc | $1.18M | 0.0% |
| Wealth Enhancement Advisory… | $655,489 | 0.0% |
| Mackenzie Financial Corp | $470,680 | 0.0% |
| Neuberger Berman Group LLC | $375,750 | 0.0% |
| Captrust Financial Advisors | $318,962 | 0.0% |
| Cetera Investment Advisers | $296,880 | 0.0% |
| Commonwealth Equity Services… | $291,440 | 0.0% |
| Focus Partners Wealth | $253,658 | 0.0% |
Exited
| Bamco Inc /Ny/ | $15.40M | was 0.0% |
| Amundi | $13.25M | was 0.0% |
| Bridgewater Associates | $8.95M | was 0.0% |
| Balyasny Asset Management L.P. | $7.83M | was 0.0% |
| Two Sigma Investments | $4.39M | was 0.0% |
| Nomura Asset Management… | $3.47M | was 0.0% |
| Qube Research & Technologies… | $3.41M | was 0.0% |
| Man Group plc | $2.81M | was 0.0% |
| Envestnet Asset Management Inc | $1.37M | was 0.0% |
| IMC-Chicago, LLC | $594,098 | was 0.0% |
| DZ BANK AG Deutsche Zentral… | $440,905 | was 0.0% |
| Tidal Investments LLC | $285,805 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 298 holders, 34.81M shares, $1.75B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 07
Kelly Jason P
Officer · 963 sh · $57,347
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 13
SC 13G/A — Soleus Capital Master Fund, L.P.
Aug 12
SC 13G — AQR CAPITAL MANAGEMENT LLC
Jul 31
SC 13G/A — VANGUARD PORTFOLIO MANAGEMENT LLC
Jul 28
SC 13G/A — BlackRock, Inc.
Jul 02
SC 13G — D. E. SHAW & CO, L.P.
May 27
SC 13G — Soleus Capital Master Fund, L.P.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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