INSPIRE MEDICAL SYSTEMS INC INSP
$46.95
+3.3% 52w: $40.05 – $143.99
Latest 13F among current holders filed 11 days ago (Jun 24, 2026)
Price — last 12 months
research preview data40.0592.02143.99
Jun 20, 2025 Jul 2, 2026
Institutional holders
300
-43 QoQ
13F value
$1.80B
-43.6% QoQ
Smart-money holders
15
signal tier ≥ 2
New smart buyers
2
Q1 2026
Options barometer
0.3×
$4.3M calls / $15.2M puts
Institutional value by quarter
Number of holders
Who owns INSP?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 3.5M | $183.1M | 0.0% | 0.0% |
| DEERFIELD MANAGEMENT COMPANY, L.P. | Quant stat arb | 2.7M | $139.4M | 1.9% | +79.5% |
| WELLINGTON MANAGEMENT GROUP LLP | Long only active | 2.5M | $130.8M | 0.0% | +14.7% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 1.6M | $84.4M | 0.0% | — |
| MORGAN STANLEY | Bank broker | 1.5M | $74.8M | 0.0% | +15.2% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 1.3M | $65.3M | 0.0% | — |
| D. E. Shaw & Co., Inc. | Quant stat arb | 1.2M | $61.3M | 0.1% | -1.9% |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | Other | 1.1M | $58.7M | 0.2% | -2.1% |
| STATE STREET CORP | Index provider | 956.0K | $49.3M | 0.0% | +4.1% |
| Artisan Partners Limited Partnership | Other | 780.6K | $40.3M | 0.1% | -0.7% |
| BRAIDWELL LP ★2 | Fundamental diversified | 677.6K | $34.9M | 1.3% | +25.3% |
| GOLDMAN SACHS GROUP INC | Bank broker | 664.0K | $34.2M | 0.0% | +133.1% |
| UBS Group AG | Bank broker | 638.9K | $33.0M | 0.0% | +55.3% |
| Soleus Capital Management, L.P. ★2 | Fundamental diversified | 576.3K | $29.7M | 1.2% | +92.5% |
| Vestal Point Capital, LP ★2 | Fundamental diversified | 539.3K | $27.8M | 0.8% | New |
| Assenagon Asset Management S.A. | Diversified mechanical | 520.2K | $26.8M | 0.0% | +96.3% |
| DEUTSCHE BANK AG\ | Bank broker | 513.2K | $26.5M | 0.0% | -0.7% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 510.2K | $26.3M | 0.0% | +3.8% |
| Aberdeen Group plc | Other | 477.5K | $24.6M | 0.0% | +3.6% |
| RENAISSANCE TECHNOLOGIES LLC | Quant stat arb | 470.0K | $24.2M | 0.0% | +14.4% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Bank broker | 448.8K | $23.1M | 0.0% | -3.1% |
| ADAR1 Capital Management, LLC | Other | 405.2K | $20.9M | 1.3% | +2601.3% |
| CITADEL ADVISORS LLC | Multistrat pod | 394.1K | $20.3M | 0.0% | -22.9% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 386.1K | $19.9M | 0.0% | +91.0% |
| Walleye Capital LLC | Multistrat pod | 358.5K | $18.5M | 0.1% | +358.3% |
| RA CAPITAL MANAGEMENT, L.P. ★2 | Fundamental diversified | 325.7K | $16.8M | 0.2% | +129.4% |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 319.8K | $16.5M | 0.0% | -29.7% |
| AQR CAPITAL MANAGEMENT LLC | Quant stat arb | 308.7K | $15.9M | 0.0% | +1041.5% |
| Jefferies Financial Group Inc. | Diversified mechanical | 306.4K | $15.8M | 0.2% | -0.4% |
| BAMCO INC /NY/ | Other | 298.5K | $15.4M | 0.0% | -11.6% |
| Amundi | Diversified mechanical | 256.8K | $13.2M | 0.0% | -29.6% |
| ROYAL BANK OF CANADA | Bank broker | 253.0K | $13.0M | 0.0% | +2203.1% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 234.7K | $12.1M | 0.0% | -31.3% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 210.6K | $10.9M | 0.0% | +334.2% |
| ACADIAN ASSET MANAGEMENT LLC | Quant stat arb | 209.5K | $10.8M | 0.0% | +794.7% |
| NORTHERN TRUST CORP | Index provider | 197.0K | $10.2M | 0.0% | -0.2% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 186.1K | $9.6M | 0.0% | -11.4% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 183.4K | $9.5M | 0.0% | -5.6% |
| Cerity Partners LLC | Diversified mechanical | 181.4K | $9.4M | 0.0% | New |
| PRICE T ROWE ASSOCIATES INC /MD/ | Diversified mechanical | 181.3K | $9.4M | 0.0% | -41.2% |
| Bridgewater Associates, LP | Quant stat arb | 173.5K | $9.0M | 0.0% | +141.9% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 167.7K | $8.6M | 0.0% | — |
| TUDOR INVESTMENT CORP ET AL | Quant stat arb | 167.2K | $8.6M | 0.0% | +48.1% |
| CANADA PENSION PLAN INVESTMENT BOARD | Pension sovereign | 164.1K | $8.5M | 0.0% | +55.5% |
| Champlain Investment Partners, LLC | Other | 159.0K | $8.2M | 0.1% | -21.7% |
| Y-Intercept (Hong Kong) Ltd | Diversified mechanical | 158.3K | $8.2M | 0.2% | +124.1% |
| Balyasny Asset Management L.P. | Multistrat pod | 151.9K | $7.8M | 0.0% | -18.9% |
| Bank of New York Mellon Corp | Diversified mechanical | 148.8K | $7.7M | 0.0% | -31.1% |
| AMERIPRISE FINANCIAL INC | Bank broker | 143.5K | $7.4M | 0.0% | +57.2% |
| Longaeva Partners L.P. ★2 | Fundamental diversified | 138.8K | $7.2M | 0.3% | New |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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