Inspire Medical SystemsINSP

13F holders, Q2 2026 (June 30)
275holders −26
62new positions
90sold out
7famous investors
$44.57avg. 13F price*

At the end of Q2 2026, 275 institutions reported holding Inspire Medical Systems Inc. (INSP) in their 13F filings, down 26 from Q1 2026. 62 opened new positions and 90 sold out. The largest holders were BlackRock, Inc. ($211.3M), Wellington Management Group LLP ($106.3M) and Vanguard Portfolio Management LLC ($93.2M). 7 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio), Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).

Company
Inspire Medical Systems Inc.
CUSIP
457730109
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300400 Q1 2024: 327Q1 2024Q2 2024: 325Q2 2024Q3 2024: 347Q3 2024Q4 2024: 357Q4 2024Q1 2025: 363Q1 2025Q2 2025: 356Q2 2025Q3 2025: 325Q3 2025Q4 2025: 343Q4 2025Q1 2026: 301Q1 2026Q2 2026: 275Q2 2026

Total Exit/New Position Q1 2026 → Q2 2026

InstitutionsTotal Value
New Positions62$104.2M
Exits90$241.2M

All 13F filers, Q1 2026 → Q2 2026: 11,677,297 shares bought and 9,756,265 shares sold, net +1,921,032 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 275 holders

BlackRock, Inc. 0.00% Add +33.5% 4,737,519 $211.3M
Wellington Management Group LLP 0.02% Reduce -6.0% 2,382,660 $106.3M
Vanguard Portfolio Management LLC 0.00% Add +27.6% 2,088,961 $93.2M
Soleus Capital Management, L.P. 2.97% Add +235.1% 1,931,436 $86.2M
AQR Capital Management 0.03% Add +501.6% 1,856,800 $80.9M
UBS Group AG 0.01% Add +157.5% 1,645,511 $73.4M
D. E. Shaw & Co. 0.04% Add +23.7% 1,470,462 $65.6M
Nomura Holdings Inc. 0.26% New 1,369,410 $61.1M
Deerfield Management Company, L.P. 0.72% Reduce -52.0% 1,296,862 $57.9M
Vanguard Capital Management LLC 0.00% Add +0.3% 1,270,928 $56.7M
State Street Corp. 0.00% Add +26.2% 1,206,494 $53.8M
Assenagon Asset Management S.A. 0.05% Add +66.2% 864,395 $38.6M
Morgan Stanley 0.00% Reduce -45.5% 791,222 $35.3M
Artisan Partners Limited Partnership 0.05% Reduce -6.2% 732,323 $32.7M
Geode Capital Management, LLC 0.00% Add +37.4% 700,836 $31.3M
Braidwell LP 1.16% No change 677,570 $30.2M
Goldman Sachs Group Inc. 0.00% Reduce -2.7% 645,858 $28.8M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +21.7% 546,020 $24.4M
Citadel Advisors 0.01% Add +28.5% 506,334 $22.6M
SG Americas Securities, LLC 0.01% Add +367.6% 491,703 $21.9M
BNP Paribas Financial Markets 0.01% Add +33.9% 428,069 $19.1M
Renaissance Technologies 0.03% Reduce -9.4% 426,000 $19.0M
ADAR1 Capital Management, LLC 0.79% Reduce -7.5% 374,617 $16.7M
Aberdeen Group plc 0.02% Reduce -24.8% 358,968 $16.0M
Northern Trust Corp. 0.00% Add +69.5% 334,039 $14.9M
Barclays PLC 0.00% Add +354.3% 307,270 $13.7M
Federated Hermes, Inc. 0.02% Add +298944.0% 272,130 $12.1M
Nantahala Capital Management, LLC 0.73% New 269,474 $12.0M
FMR LLC 0.00% Add +605.2% 267,871 $11.9M
Bank of America Corp. 0.00% Add +33.7% 248,802 $11.1M
Walleye Capital LLC 0.06% Reduce -31.4% 245,763 $11.0M
Rock Springs Capital Management LP 0.53% Add +85.1% 244,000 $10.9M
Capital Fund Management S.A. 0.07% Add +101.7% 219,873 $9.8M
Charles Schwab Investment Management Inc. 0.00% Add +14.6% 210,091 $9.4M
Norges Bank 0.00% — 198,272 $8.8M
Vanguard Fiduciary Trust Co. 0.00% Add +13.6% 190,563 $8.5M
Deutsche Bank AG 0.00% Reduce -65.7% 176,200 $7.9M
Tudor Investment Corporation 0.03% Add +1.1% 169,095 $7.5M
T. Rowe Price Associates Inc. 0.00% Reduce -7.5% 167,733 $7.5M
Canada Pension Plan Investment Board 0.00% Add +0.6% 165,100 $7.4M
Bank of New York Mellon Corp 0.00% Reduce -0.1% 148,627 $6.6M
Bank of Nova Scotia 0.01% Add +141.6% 144,964 $6.5M
Quantinno Capital Management LP 0.01% Add +418.2% 137,615 $6.1M
Edgestream Partners, L.P. 0.18% Add +62.6% 133,766 $6.0M
Principal Financial Group Inc. 0.00% Add +1.1% 128,175 $5.7M
Alberta Investment Management Corp 0.04% New 122,900 $5.5M
Rheos Capital Works Inc. 0.30% No change 117,400 $5.2M
Dimensional Fund Advisors LP 0.00% Reduce -50.6% 115,907 $5.2M
Invesco Ltd. 0.00% Add +6.1% 110,285 $4.9M
Victory Capital Management Inc. 0.00% Add +67.5% 107,657 $4.8M
Integral Health Asset Management, LLC 0.18% New 100,000 $4.5M
Millennium Management 0.00% Reduce -75.6% 94,149 $4.2M
Public Sector Pension Investment Board 0.01% Reduce -3.2% 90,077 $4.0M
Ameriprise Financial Inc. 0.00% Reduce -39.0% 87,518 $3.9M
Susquehanna Portfolio Strategies, LLC 0.06% Reduce -17.9% 87,185 $3.9M
Acadian Asset Management LLC 0.00% Reduce -61.2% 81,263 $3.6M
Pacer Advisors, Inc. 0.01% New 80,472 $3.6M
Citigroup Inc. 0.00% Add +146.1% 77,780 $3.5M
New York State Common Retirement Fund 0.00% Add +2.2% 72,413 $3.2M
Voleon Capital Management LP 0.06% Add +118.0% 72,218 $3.2M
Nuveen, LLC 0.00% Reduce -17.8% 70,046 $3.1M
Rhumbline Advisers 0.00% Reduce -5.5% 64,202 $2.9M
Legal & General Group Plc 0.00% Reduce -0.6% 61,236 $2.7M
Algert Global LLC 0.03% Add +14.5% 60,517 $2.7M
Corient Private Wealth LP 0.00% Add +993.8% 57,535 $2.6M
Y-Intercept (Hong Kong) Ltd 0.05% Reduce -64.8% 55,681 $2.5M
Susquehanna International Group, LLP 0.00% Reduce -74.7% 53,198 $2.4M
Bullseye Asset Management LLC 1.18% Add +2.2% 52,230 $2.3M
Swiss National Bank 0.00% Reduce -6.3% 52,000 $2.3M
Empowered Funds, LLC 0.01% Add +45.3% 50,657 $2.3M
LPL Financial LLC 0.00% Add +316.6% 47,947 $2.1M
Brown Capital Management LLC 0.39% Reduce -47.9% 43,951 $2.0M
JPMorgan Chase & Co. 0.00% Reduce -21.7% 41,988 $1.9M
Nordea Investment Management AB 0.00% Add +9.8% 44,381 $1.9M
Brevan Howard Capital Management LP 0.03% Add +690.9% 43,158 $1.9M
Alliancebernstein L.P. 0.00% Add +122.4% 33,715 $1.7M
WINTON GROUP Ltd 0.05% Add +790.8% 37,412 $1.7M
Creative Planning 0.00% Add +230.6% 37,373 $1.7M
Entropy Technologies, LP 0.07% New 37,293 $1.7M
Gotham Asset Management 0.00% Reduce -59.2% 35,823 $1.6M
First Trust Advisors LP 0.00% Reduce -52.2% 34,238 $1.5M
Jump Financial, LLC 0.01% Add +289.3% 31,926 $1.4M
Mariner, LLC 0.00% New 30,190 $1.3M
Wells Fargo & Company 0.00% Add +460.7% 29,771 $1.3M
Axq Capital, LP 0.14% Reduce -10.3% 29,630 $1.3M
California State Teachers Retirement System 0.00% Reduce -14.3% 29,526 $1.3M
Worldquant Millennium Advisors LLC 0.00% Reduce -62.3% 28,359 $1.3M
Prudential Financial Inc. 0.00% Add +16.9% 27,720 $1.2M
Franklin Resources Inc. 0.00% Reduce -35.9% 27,693 $1.2M
Raymond James Financial Inc. 0.00% New 26,412 $1.2M
Odyssean, LLC 0.19% New 26,282 $1.2M
Quantbot Technologies LP 0.05% New 25,954 $1.2M
ExodusPoint Capital Management, LP 0.01% New 25,704 $1.1M
New York State Teachers Retirement System 0.00% Add +8.3% 25,559 $1.1M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% No change 25,473 $1.1M
Mercer Global Advisors Inc. 0.00% Add +317.3% 24,944 $1.1M
Squarepoint Ops LLC 0.00% Reduce -63.7% 24,259 $1.1M
Lazard Asset Management LLC 0.00% Add +15.3% 21,840 $974K
CANADA LIFE ASSURANCE Co 0.00% No change 21,621 $965K
Vanguard Global Advisers, LLC 0.00% Add +102.6% 21,530 $960K
Intech Investment Management LLC 0.01% Reduce -59.7% 21,255 $948K
Manufacturers Life Insurance Company, The 0.00% Reduce -2.3% 20,525 $916K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +198.1% 20,099 $897K
Cerity Partners LLC 0.00% Reduce -89.0% 19,959 $890K
TD Asset Management Inc 0.00% No change 19,290 $861K
Janney Montgomery Scott LLC 0.00% Add +110.0% 19,067 $851K
Voya Investment Management LLC 0.00% Reduce -24.5% 18,780 $838K
Gsa Capital Partners LLP 0.05% Add +26.2% 18,382 $820K
DAFNA Capital Management LLC 0.15% No change 18,200 $812K
Oak Thistle LLC 0.08% Reduce -12.7% 17,805 $794K
Thrivent Financial for Lutherans 0.00% Reduce -0.8% 17,218 $768K
MetLife Investment Management, LLC 0.00% Add +862.4% 16,957 $756K
American Century Companies Inc. 0.00% Add +53.9% 16,443 $734K
State of Wisconsin Investment Board 0.00% Reduce -26.7% 15,405 $687K
Wealth Enhancement Advisory Services, LLC 0.00% New 12,664 $655K
Handelsbanken Fonder AB 0.00% Add +44.9% 14,200 $633K
Jupiter Topco LLC 0.00% — 13,451 $601K
Allstate Corp. 0.01% New 12,636 $564K
Amundi 0.00% Reduce -95.1% 12,552 $560K
Exit Wealth Advisors, LLC. 0.25% New 12,218 $545K
VARCOV Co. 0.20% New 12,066 $538K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Add +114.7% 11,875 $530K
State of Tennessee, Department of Treasury 0.00% Reduce -29.6% 11,751 $524K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 11,604 $518K
Schonfeld Strategic Advisors LLC 0.00% Reduce -52.4% 11,513 $514K
Louisiana State Employees Retirement System 0.01% No change 11,500 $513K
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% Add +0.4% 10,746 $479K
Mackenzie Financial Corp. 0.00% New 10,551 $471K
Aviva PLC 0.00% Add +38.1% 10,306 $460K
Dark Forest Capital Management LP 0.03% Add +87.0% 10,300 $459K
State of Alaska, Department of Revenue 0.00% Reduce -29.0% 10,288 $458K
Truist Financial Corp. 0.00% Reduce -1.5% 10,203 $455K
Russell Investments Group, Ltd. 0.00% Reduce -21.3% 9,922 $443K
Sei Investments Co. 0.00% Reduce -76.7% 9,828 $438K
Rothschild Investment LLC 0.02% Add +1072.5% 9,368 $418K
Diversified Trust Co. 0.01% Reduce -25.0% 8,897 $397K
Weiss Asset Management LP 0.01% New 8,821 $394K
Palo Alto Investors LP 0.05% No change 8,772 $391K
Merit Financial Group, LLC 0.00% New 8,748 $390K
Hedges Asset Management LLC 0.25% — 8,700 $388K
Cambridge Investment Research Advisors, Inc. 0.00% New 8,674 $387K
Alps Advisors Inc. 0.00% Add +1.3% 8,561 $382K
Neuberger Berman Group LLC 0.00% New 8,423 $376K
State Board of Administration of Florida Retirement System 0.00% Reduce -70.8% 8,038 $359K
Police & Firemen's Retirement System of New Jersey 0.00% Reduce -36.1% 7,993 $357K
Freestone Grove Partners LP 0.00% Add +158.6% 7,811 $348K
Royal Bank of Canada 0.00% Reduce -97.0% 7,718 $345K
Martingale Asset Management L P 0.01% New 7,478 $334K
Jones Financial Companies LLLP 0.00% Add +298.5% 7,078 $324K
Arizona State Retirement System 0.00% Reduce -7.5% 7,151 $319K
Captrust Financial Advisors 0.00% New 7,150 $319K
Yousif Capital Management, LLC 0.00% Add +0.1% 7,147 $319K
Amalgamated Bank 0.00% Reduce -19.7% 7,117 $317K
First Citizens Bank & Trust Co. 0.00% New 6,950 $310K
Counterpoint Mutual Funds LLC 0.03% New 6,892 $307K
Vanguard Investments Australia, Ltd. 0.00% No change 6,759 $302K
SummitTX Capital, L.P. 0.01% New 6,727 $300K
Summit Trail Advisors, LLC 0.00% New 6,712 $299K
Jain Global LLC 0.00% Reduce -54.9% 6,683 $298K
Teachers Retirement System of the State of Kentucky 0.00% No change 6,651 $297K
Cetera Investment Advisers 0.00% New 6,655 $297K
Van Diest Capital, LLC 0.27% New 6,654 $297K
Envestnet Portfolio Solutions, Inc. 0.00% New 6,631 $296K
Commonwealth Equity Services, LLC 0.00% New 6,533 $291K
Fifth Third Bancorp 0.00% Add +0.8% 6,496 $290K
Tactive Advisors, LLC 0.07% New 6,430 $287K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.00% Reduce -3.3% 6,218 $277K
Caprock Group, LLC 0.01% New 6,210 $277K
LSV Asset Management 0.00% No change 6,200 $277K
HSBC Holdings PLC 0.00% Reduce -68.4% 6,241 $274K
KLP Kapitalforvaltning As 0.00% No change 6,000 $268K
Inceptionr LLC 0.07% New 5,967 $266K
Oregon Public Employees Retirement Fund 0.00% No change 5,962 $266K
Focus Partners Wealth 0.00% New 5,686 $254K
Frec Markets, Inc. 0.02% New 5,645 $252K
Van Eck Associates Corp. 0.00% Add +24.2% 5,267 $235K
Vanguard Personalized Indexing Management, LLC 0.00% New 5,185 $231K
Pictet Asset Management Holding SA 0.00% No change 5,018 $224K
Sanctuary Advisors, LLC 0.00% New 4,779 $213K
Swiss Life Asset Management Ltd 0.00% Reduce -2.3% 4,753 $212K
Boothbay Fund Management, LLC 0.00% Reduce -79.3% 4,559 $203K
Brighton Jones LLC 0.00% New 4,518 $202K
Public Employees Retirement Association of Colorado 0.00% No change 3,328 $148K
Bayforest Capital Ltd 0.13% New 3,240 $145K
Leonteq Securities AG 0.01% Reduce -85.8% 3,234 $144K
US Bancorp \de 0.00% Add +29.0% 2,970 $132K
Ameritas Investment Partners, Inc. 0.00% New 2,634 $118K
Bokf, NA 0.00% Reduce -3.1% 2,586 $115K
Simplex Trading, LLC 0.00% New 2,441 $109K
Rockefeller Capital Management L.P. 0.00% Add +10.7% 2,331 $104K
Tower Research Capital LLC (TRC) 0.00% Add +270.7% 2,228 $99K
Natixis 0.00% Add +3.3% 2,100 $94K
Allworth Financial LP 0.00% Add +275.7% 1,980 $88K
Arax Advisory Partners 0.00% New 1,814 $81K
Nykredit A/S 0.00% — 1,754 $78K
Ensign Peak Advisors, Inc 0.00% No change 1,677 $75K
PNC Financial Services Group, Inc. 0.00% Add +54.8% 1,562 $70K
Signaturefd, LLC 0.00% Add +220.8% 1,546 $69K
New Age Alpha Advisors, LLC 0.00% Reduce -3.8% 1,409 $63K
GAMMA Investing LLC 0.00% Add +85.0% 1,221 $54K
Eurizon Capital SGR S.p.A. 0.00% Add +5.4% 1,094 $49K
Hantz Financial Services, Inc. 0.00% Add +117.5% 1,083 $48K
Pinnacle Wealth Planning Services, Inc. 0.00% Add +46.0% 978 $44K
Versant Capital Management, Inc 0.00% Add +379.0% 958 $43K
KBC Group NV 0.00% No change 895 $40K
Osaic Holdings, Inc. 0.00% Reduce -90.9% 881 $39K
Parallel Advisors, LLC 0.00% Add +3.8% 757 $34K
True Wealth Design, LLC 0.01% Add +354.1% 722 $32K
Nisa Investment Advisors, LLC 0.00% Add +26.2% 712 $32K
Quarry LP 0.00% Reduce -6.3% 678 $30K
Farther Finance Advisors, LLC 0.00% Add +39.9% 614 $27K
Essential Partners LLC 0.01% Add +175.0% 550 $25K
EverSource Wealth Advisors, LLC 0.00% Reduce -17.3% 523 $23K
Quent Capital, LLC 0.00% Add +444.7% 512 $23K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Reduce -25.1% 407 $18K
Larson Financial Group LLC 0.00% Add +152.2% 348 $16K
Covestor Ltd 0.01% Add +93.3% 348 $15K
UMB Bank, n.a. 0.00% Add +118.6% 317 $14K
Salomon & Ludwin, LLC 0.00% Add +18.0% 295 $13K
Pittenger & Anderson Inc. 0.00% No change 300 $13K
Clearstead Advisors, LLC 0.00% New 224 $10K
Huntington National Bank 0.00% Add +21200.0% 213 $10K
China Universal Asset Management Co., Ltd. 0.00% New 200 $9K
Harbour Investments, Inc. 0.00% Reduce -6.7% 194 $9K
Optiver Holding B.V. 0.00% New 188 $8K
Advisors Asset Management, Inc. 0.00% Reduce -7.1% 182 $8K
Sterling Capital Management LLC 0.00% Reduce -18.6% 166 $7K
Signature Equity Partners, LLC 0.00% New 162 $7K
Parkside Financial Bank & Trust 0.00% Add +206.1% 150 $7K
Smartleaf Asset Management LLC 0.00% No change 147 $7K
Los Angeles Capital Management LLC 0.00% Reduce -99.9% 141 $6K
Quintet Private Bank (Europe) S.A. 0.00% No change 125 $6K
Fulcrum Asset Management LLP 0.00% New 106 $5K
SBI Securities Co., Ltd. 0.00% Add +208.8% 105 $5K
SJS Investment Consulting Inc. 0.00% Add +43.1% 93 $4K
MassMutual Private Wealth & Trust, FSB 0.00% Reduce -25.0% 87 $4K
Elevation Wealth Partners, LLC 0.00% New 60 $3K
Keating Financial Advisory Services, Inc. 0.00% New 58 $3K
Global Retirement Partners, LLC 0.00% — 52 $2K
HighMark Wealth Management LLC 0.00% No change 50 $2K
Birchwood Financial Partners, Inc. 0.00% No change 40 $2K
IFP Advisors, Inc 0.00% Reduce -47.2% 38 $2K
Caitlin John, LLC 0.00% Add +190.0% 29 $1K
Sawyer & Company, Inc 0.00% No change 24 $1K
Bare Financial Services, Inc 0.00% Reduce -53.1% 23 $1K
Avion Wealth 0.00% Add +200.0% 24 $1K
Fiduciary Financial Advisors 0.00% New 20 $892
Farmers & Merchants Investments Inc. 0.00% No change 18 $803
Federation des caisses Desjardins du Quebec 0.00% No change 17 $758
Cedar Mountain Advisors, LLC 0.00% New 13 $580
Wealth Enhancement Trust Services, Inc. 0.00% New 13 $580
Cornerstone Planning Group LLC 0.00% New 11 $554
Allied Private Wealth LLC 0.00% — 11 $542
Bell Investment Advisors, Inc 0.00% New 12 $536
SouthState Bank Corp 0.00% New 10 $447
Silver Grove Financial Group, Inc. 0.00% New 10 $446
Tidemark, LLC 0.00% No change 10 $446
Ankerstar Wealth, LLC 0.00% Add +50.0% 9 $401
Cornerstone Financial Management LLC 0.00% New 9 $401
MV Capital Management, Inc. 0.00% Add +14.3% 8 $357
Abound Wealth Management 0.00% No change 7 $313
SWAN Capital LLC 0.00% No change 6 $268
Horizon Investments, LLC 0.00% Reduce -83.3% 6 $268
JFS Wealth Advisors, LLC 0.00% New 6 $268
Kilter Group LLC 0.00% New 5 $224
Owl Creek Wealth Partners LLC 0.00% Reduce -92.9% 5 $224
Northwestern Mutual Wealth Management Co. 0.00% Reduce -82.8% 5 $223
Advocate Investing Services LLC 0.00% No change 4 $178
Grove Bank & Trust 0.00% No change 2 $89
Cromwell Holdings LLC 0.00% Reduce -50.0% 2 $89
Davis Capital Management 0.00% New 1 $45
Activest Wealth Management 0.00% New 1 $45
Buck Wealth Strategies, LLC 0.00% New 1 $45
WPG Advisers, LLC 0.00% No change 1 $45
Godfrey Financial Associates, Inc. 0.00% No change 1 $45

"% of holder's portfolio" is INSP's weight in each manager's 13F, not the share of Inspire Medical Systems Inc. the manager owns.