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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 2025

Institutional positions in Inspire Medical Systems, Inc. as of Dec 31, 2025. 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
343
+24 vs. Q3 2025
Shares held
33.9M
+2.96M (+9.6%) vs. Q3 2025
Total value
$3.12B
+$828.8M (+36.1%) vs. Q3 2025
New holders
93
114 more added
Sold out
69
114 more reduced

6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: 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.

Institutional holdersQ4 2025: 343 institutions
Q1 2021: 251 institutionsQ2 2021: 248 institutionsQ3 2021: 254 institutionsQ4 2021: 289 institutionsQ1 2022: 299 institutionsQ2 2022: 287 institutionsQ3 2022: 301 institutionsQ4 2022: 340 institutionsQ1 2023: 374 institutionsQ2 2023: 407 institutionsQ3 2023: 365 institutionsQ4 2023: 343 institutionsQ1 2024: 327 institutionsQ2 2024: 325 institutionsQ3 2024: 347 institutionsQ4 2024: 357 institutionsQ1 2025: 363 institutionsQ2 2025: 356 institutionsQ3 2025: 325 institutionsQ4 2025: 343 institutionsQ1 2026: 301 institutionsQ2 2026: 275 institutions
Value heldQ4 2025: $3.12B
Q1 2021: $5.21BQ2 2021: $4.83BQ3 2021: $5.91BQ4 2021: $5.95BQ1 2022: $6.92BQ2 2022: $5.01BQ3 2022: $5.01BQ4 2022: $7.11BQ1 2023: $6.68BQ2 2023: $9.11BQ3 2023: $5.65BQ4 2023: $6.31BQ1 2024: $6.83BQ2 2024: $4.23BQ3 2024: $7.03BQ4 2024: $6.20BQ1 2025: $5.46BQ2 2025: $4.39BQ3 2025: $2.31BQ4 2025: $3.12BQ1 2026: $1.80BQ2 2026: $1.65B
Institutions holding INSP and their total value by quarter
QuarterHoldersValue
Q2 2026275$1.65B
Q1 2026301$1.80B
Q4 2025343$3.12B
Q3 2025325$2.31B
Q2 2025356$4.39B
Q1 2025363$5.46B
Q4 2024357$6.20B
Q3 2024347$7.03B
Q2 2024325$4.23B
Q1 2024327$6.83B
Q4 2023343$6.31B
Q3 2023365$5.65B
Q2 2023407$9.11B
Q1 2023374$6.68B
Q4 2022340$7.11B
Q3 2022301$5.01B
Q2 2022287$5.01B
Q1 2022299$6.92B
Q4 2021289$5.95B
Q3 2021254$5.91B
Q2 2021248$4.83B
Q1 2021251$5.21B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2025.

Institutions holding INSP in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Prestige Wealth Management Group LLC35$3.23K0.00%+23+191.7%Added
SBI Securities Co., Ltd.34$3.14K0.00%−2−5.6%Reduced
Basecamp Wealth Advisors LLC33$3.04K0.00%+33New
Bare Financial Services, Inc32$2.95K0.00%−21−39.6%Reduced
HighMark Wealth Management LLC30$2.77K0.00%+10+50.0%Added
International Assets Investment Management, LLC26$2.40K0.00%+26New
Sawyer & Company, Inc24$2.21K0.00%00.0%Unchanged
TD Private Client Wealth LLC24$2.21K0.00%+6+33.3%Added
Private Wealth Management Group, LLC22$2.03K0.00%−23−51.1%Reduced
Atlantic Union Bankshares Corp21$1.94K0.00%+21New
Bell Investment Advisors, Inc20$1.84K0.00%+17+566.7%Added
Farmers & Merchants Investments Inc18$1.66K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec17$1.57K0.00%−25−59.5%Reduced
Golden State Wealth Management, LLC17$1.57K0.00%+17New
Steward Partners Investment Advisory, LLC15$1.38K0.00%00.0%Unchanged
Stone House Investment Management, LLC15$1.38K0.00%+15New
GPS Wealth Strategies Group, LLC14$1.29K0.00%00.0%Unchanged
Bogart Wealth, LLC14$1.29K0.00%+14New
Huntington National Bank10$9220.00%−27−73.0%Reduced
Tidemark, LLC10$9220.00%00.0%Unchanged
MV Capital Management, Inc.9$8310.00%+8+800.0%Added
Abound Wealth Management8$7380.00%00.0%Unchanged
Retirement Wealth Solutions LLC8$7380.00%+5+166.7%Added
TFC Financial Management7$6460.00%+7New
WPG Advisers, LLC7$6460.00%+7New
SWAN Capital LLC6$5530.00%+6New
Hughes Financial Services, LLC6$5530.00%+6New
Caitlin John, LLC5$4610.00%00.0%Unchanged
Cedar Mountain Advisors, LLC5$4610.00%+1+25.0%Added
Ankerstar Wealth, LLC5$4610.00%+5New
Ancora Advisors, LLC4$3690.00%00.0%Unchanged
Transamerica Financial Advisors, Inc.4$3690.00%+2+100.0%Added
Rothschild Investment LLC4$3690.00%+4New
Clearstead Advisors, LLC4$3690.00%+4New
Keating Financial Advisory Services, Inc.4$3690.00%+4New
Advocate Investing Services LLC4$3690.00%+4New
SHP Wealth Management3$2770.00%+3New
Torren Management, LLC3$2770.00%+3New
Strategic Advocates LLC2$1850.00%−6−75.0%Reduced
Gilpin Wealth Management, LLC2$1850.00%+2New
Manchester Capital Management LLC1$930.00%−16−94.1%Reduced
Elyxium Wealth, LLC1$920.00%+1New
Godfrey Financial Associates, Inc.1$920.00%+1New
Baillie Gifford & Co0$00.00%−1,084,350−100.0%Sold out
Atika Capital Management LLC0$00.00%−187,600−100.0%Sold out
M&G Plc0$00.00%−144,960−100.0%Sold out
Vestal Point Capital, LP0$00.00%−135,000−100.0%Sold out
WCM Investment Management, LLC0$00.00%−107,032−100.0%Sold out
Federated Hermes, Inc.0$00.00%−103,804−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−91,896−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−82,810−100.0%Sold out
Weiss Asset Management LP0$00.00%−63,029−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−58,497−100.0%Sold out
Mitsubishi UFJ Trust & Banking Corp0$00.00%−55,805−100.0%Sold out
Affinity Asset Advisors, LLC0$00.00%−50,000−100.0%Sold out
Macquarie Group Ltd0$00.00%−43,324−100.0%Sold out
Quantbot Technologies LP0$00.00%−41,063−100.0%Sold out
Kopp Family Office, LLC0$00.00%−40,614−100.0%Sold out
Illinois Municipal Retirement Fund0$00.00%−25,424−100.0%Sold out
Oak Ridge Investments LLC0$00.00%−24,261−100.0%Sold out
State of New Jersey Common Pension Fund D0$00.00%−23,216−100.0%Sold out
Lighthouse Investment Partners, LLC0$00.00%−22,000−100.0%Sold out
Neo Ivy Capital Management0$00.00%−21,688−100.0%Sold out
Holocene Advisors, LP0$00.00%−19,171−100.0%Sold out
Exome Asset Management LLC0$00.00%−18,600−100.0%Sold out
Monimus Capital Management, LP0$00.00%−13,077−100.0%Sold out
B. Metzler seel. Sohn & Co. AG0$00.00%−12,362−100.0%Sold out
Natixis0$00.00%−12,088−100.0%Sold out
Quantitative Investment Management, LLC0$00.00%−11,692−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−10,782−100.0%Sold out
Hussman Strategic Advisors, Inc.0$00.00%−10,500−100.0%Sold out
Magnetar Financial LLC0$00.00%−10,245−100.0%Sold out
Freestone Grove Partners LP0$00.00%−8,676−100.0%Sold out
Employees Retirement System of Texas0$00.00%−8,580−100.0%Sold out
Fred Alger Management, LLC0$00.00%−6,936−100.0%Sold out
AIA Group Ltd0$00.00%−6,902−100.0%Sold out
Axq Capital, LP0$00.00%−6,429−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−6,353−100.0%Sold out
ABN AMRO Bank N.V.0$00.00%−6,019−100.0%Sold out
Northwest & Ethical Investments L.P.0$00.00%−5,940−100.0%Sold out
Kornitzer Capital Management Inc0$00.00%−5,800−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−5,735−100.0%Sold out
Numerai GP LLC0$00.00%−5,543−100.0%Sold out
Truist Financial Corp0$00.00%−5,299−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−5,010−100.0%Sold out
Cinctive Capital Management LP0$00.00%−5,000−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−3,682−100.0%Sold out
Tempus Wealth Planning, LLC0$00.00%−3,562−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−2,848−100.0%Sold out
Pilgrim Partners Asia Pte Ltd0$00.00%−660−100.0%Sold out
Manning & Napier Advisors LLC0$00.00%−437−100.0%Sold out
Daiwa Securities Group Inc.0$00.00%−425−100.0%Sold out
Advisory Services Network, LLC0$00.00%−325−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−299−100.0%Sold out
Principal Securities, Inc.0$00.00%−190−100.0%Sold out
Simplex Trading, LLC0$00.00%−133−100.0%Sold out
NBC Securities, Inc.0$00.00%−108−100.0%Sold out
Rossby Financial, LCC0$00.00%−100−100.0%Sold out
Ci Investments Inc.0$00.00%−99−100.0%Sold out
American National Bank0$00.00%−88−100.0%Sold out