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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, Q3 2022

Institutional positions in Inspire Medical Systems, Inc. as of Sep 30, 2022. 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
301
+16 vs. Q2 2022
Shares held
28.2M
+815.3K (+3.0%) vs. Q2 2022
Total value
$5.01B
−$500.5K (0.0%) vs. Q2 2022
New holders
42
119 more added
Sold out
26
96 more reduced

2 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: 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 holdersQ3 2022: 301 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 heldQ3 2022: $5.01B
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, Q3 2022

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q2 2022.

Institutions holding INSP in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Dynamic Technology Lab Private Ltd2,690$477.0K0.05%+2,690New
Hillsdale Investment Management Inc.2,800$497.0K0.04%00.0%Unchanged
Ergoteles LLC2,869$509.0K0.02%−2,788−49.3%Reduced
Chartwell Investment Partners, LLC2,956$525.0K0.02%+2,956New
Avantax Planning Partners, Inc.3,002$532.0K0.02%−141−4.5%Reduced
Illinois Municipal Retirement Fund3,072$545.0K0.01%+3,072New
ProShare Advisors LLC3,112$551.0K0.00%+55+1.8%Added
Quent Capital, LLC3,225$572.0K0.12%00.0%Unchanged
Panagora Asset Management Inc3,242$575.0K0.00%+3,242New
Cna Financial Corp3,336$592.0K0.23%−192−5.4%Reduced
Lebenthal Global Advisors, LLC3,340$592.0K0.27%00.0%Unchanged
Bank of Montreal2,780$595.0K0.00%−2,495−47.3%Reduced
Man Group plc3,355$595.0K0.00%+3,355New
Zurcher Kantonalbank (Zurich Cantonalbank)3,527$626.0K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado3,551$630.0K0.00%00.0%Unchanged
Assetmark, Inc3,625$643.0K0.00%+263+7.8%Added
Magnetar Financial LLC3,718$659.0K0.01%+3,718New
JustInvest LLC3,929$697.0K0.03%+154+4.1%Added
Affinity Investment Advisors, LLC4,010$711.0K0.37%00.0%Unchanged
Diversified Trust Co4,184$742.0K0.03%+4+0.1%Added
ClariVest Asset Management LLC4,239$751.0K0.04%−11−0.3%Reduced
Jump Financial, LLC4,385$777.0K0.03%+4,385New
Winton Group Ltd4,454$790.0K0.05%−796−15.2%Reduced
First Republic Investment Management, Inc.4,466$792.0K0.00%−1,095−19.7%Reduced
Engineers Gate Manager LP4,473$793.0K0.05%+4,473New
Amalgamated Bank4,567$810.0K0.01%+207+4.7%Added
CPWM, LLC4,692$832.0K0.08%00.0%Unchanged
Handelsbanken Fonder AB4,700$834.0K0.01%00.0%Unchanged
Apollon Wealth Management, LLC5,127$909.0K0.07%−14−0.3%Reduced
Stifel Financial Corp5,136$911.0K0.00%+716+16.2%Added
Trexquant Investment LP5,152$914.0K0.03%+5,152New
Virginia Retirement Systems Et Al5,300$940.1K0.01%+5,300New
Guggenheim Capital LLC5,486$973.0K0.01%+3,744+214.9%Added
Schonfeld Strategic Advisors LLC5,500$976.0K0.01%−15,271−73.5%Reduced
Wolverine Trading, LLC5,532$980.0K0.04%+203+3.8%Added
Connable Office Inc5,581$990.0K0.16%00.0%Unchanged
Zacks Investment Management5,909$1.05M0.02%−427−6.7%Reduced
Aquatic Capital Management LLC6,100$1.08M0.11%+6,100New
LPL Financial LLC6,200$1.10M0.00%+115+1.9%Added
Tower Research Capital LLC (TRC)6,207$1.10M0.02%+5,077+449.3%Added
AtonRa Partners6,213$1.10M1.08%−1,727−21.8%Reduced
Blair William & Co6,324$1.12M0.01%+73+1.2%Added
Group One Trading, L.P.6,627$1.18M0.04%+2,400+56.8%Added
ExodusPoint Capital Management, LP6,685$1.19M0.02%+6,685New
Asset Management Corp6,754$1.20M0.96%−51−0.7%Reduced
Commonwealth Equity Services, LLC6,870$1.22M0.00%−340−4.7%Reduced
Los Angeles Capital Management LLC6,901$1.22M0.01%+422+6.5%Added
Occudo Quantitative Strategies LP7,095$1.26M0.10%+5,351+306.8%Added
Brookfield Asset Management Inc.7,182$1.27M0.00%+2,187+43.8%Added
Principal Financial Group Inc7,312$1.30M0.00%−115,053−94.0%Reduced
M&G Investment Management Ltd7,443$1.32M0.01%00.0%Unchanged
Teacher Retirement System of Texas7,453$1.32M0.01%+3,145+73.0%Added
Arizona State Retirement System7,498$1.33M0.01%+38+0.5%Added
Valeo Financial Advisors, LLC7,819$1.39M0.09%00.0%Unchanged
Prudential Financial Inc8,515$1.51M0.00%+25+0.3%Added
State Board of Administration of Florida Retirement System8,664$1.54M0.00%−640−6.9%Reduced
Prentiss Smith & Co Inc8,719$1.55M1.37%−85−1.0%Reduced
Bokf, NA9,247$1.64M0.03%−5,359−36.7%Reduced
Millennium Management LLC9,333$1.66M0.00%+1,114+13.6%Added
Calamos Advisors LLC9,754$1.73M0.01%−23,272−70.5%Reduced
Susquehanna International Group, LLP10,316$1.83M0.00%+5,898+133.5%Added
Manufacturers Life Insurance Company, The10,804$1.92M0.00%−188−1.7%Reduced
Duality Advisers, LP10,918$1.94M0.21%+10,918New
Natixis10,741$1.97M0.01%−462−4.1%Reduced
EFG Asset Management (North America) Corp.11,119$1.98M0.46%+585+5.6%Added
AQR Capital Management LLC11,522$2.04M0.00%+3,426+42.3%Added
Mirae Asset Global Investments Co., Ltd.11,570$2.05M0.01%+11,570New
Landscape Capital Management, L.L.C.11,715$2.08M0.27%−628−5.1%Reduced
PDT Partners, LLC11,783$2.09M0.32%+2,750+30.4%Added
Altium Capital Management LP12,000$2.13M0.80%−12,000−50.0%Reduced
Baird Financial Group, Inc.12,716$2.26M0.01%+254+2.0%Added
Truist Financial Corp12,887$2.29M0.00%−297−2.3%Reduced
Royal Bank of Canada13,019$2.31M0.00%−885−6.4%Reduced
Wells Fargo & Company13,043$2.31M0.00%−1,386−9.6%Reduced
Bullseye Asset Management LLC13,187$2.34M1.36%−152−1.1%Reduced
Neuberger Berman Group LLC13,199$2.34M0.00%−38−0.3%Reduced
American International Group, Inc.13,402$2.38M0.02%+670+5.3%Added
Quantbot Technologies LP13,743$2.44M0.18%+13,743New
Putnam Investments LLC13,768$2.44M0.00%+1,752+14.6%Added
Dimensional Fund Advisors LP13,853$2.46M0.00%+2,080+17.7%Added
UBS Oconnor LLC14,300$2.54M0.03%+14,300New
BNP Paribas Arbitrage, SA14,477$2.57M0.01%+8,210+131.0%Added
First Trust Advisors LP14,677$2.60M0.00%−6,142−29.5%Reduced
Raymond James & Associates14,911$2.65M0.00%+593+4.1%Added
MetLife Investment Management14,952$2.65M0.02%+699+4.9%Added
Advisor Group Holdings, Inc.15,634$2.77M0.01%−154−1.0%Reduced
UBS Group AG15,884$2.82M0.00%+1,214+8.3%Added
State of New Jersey Common Pension Fund D16,425$2.91M0.01%00.0%Unchanged
Renaissance Technologies LLC16,500$2.93M0.00%+16,500New
Ensign Peak Advisors, Inc16,564$2.94M0.01%−132−0.8%Reduced
Tudor Investment Corp Et Al18,236$3.23M0.08%+11,095+155.4%Added
Mutual of America Capital Management LLC18,698$3.32M0.04%+898+5.0%Added
Canada Pension Plan Investment Board18,880$3.35M0.01%+18,800+23,500.0%Added
Walleye Capital LLC18,907$3.35M0.08%+11,012+139.5%Added
Voya Investment Management LLC18,914$3.35M0.00%+8,571+82.9%Added
Allianz Asset Management GmbH19,021$3.37M0.01%+19,021New
Envestnet Asset Management Inc19,353$3.43M0.00%+475+2.5%Added
Algert Global LLC19,537$3.46M0.21%+7,836+67.0%Added
Axiom Investors LLC19,539$3.47M0.07%+778+4.1%Added
Evolutionary Tree Capital Management, LLC20,328$3.61M3.47%+20,328New