Skip to main content

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, Q1 2022

Institutional positions in Inspire Medical Systems, Inc. as of Mar 31, 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
299
+13 vs. Q4 2021
Shares held
27.0M
+1.10M (+4.3%) vs. Q4 2021
Total value
$6.92B
+$968.2M (+16.3%) vs. Q4 2021
New holders
47
101 more added
Sold out
34
100 more reduced

3 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 holdersQ1 2022: 299 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 heldQ1 2022: $6.92B
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, Q1 2022

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q4 2021.

Institutions holding INSP in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Fifth Third Bancorp1,835$471.0K0.00%+193+11.8%Added
Campbell & CO Investment Adviser LLC1,949$500.0K0.13%−151−7.2%Reduced
Tower Research Capital LLC (TRC)1,954$501.0K0.00%+1,249+177.2%Added
Ameritas Investment Partners, Inc.2,102$540.0K0.02%00.0%Unchanged
Prospera Financial Services Inc2,157$554.0K0.02%+57+2.7%Added
Crossmark Global Holdings, Inc.2,215$569.0K0.01%+1,010+83.8%Added
US Bancorp2,284$586.0K0.00%+231+11.3%Added
FORA Capital, LLC2,271$586.0K0.11%+2,271New
Advisory Services Network, LLC2,342$601.0K0.02%00.0%Unchanged
Citigroup Inc2,457$630.0K0.00%−11,508−82.4%Reduced
First Hawaiian Bank2,500$642.0K0.02%−350−12.3%Reduced
Glaxis Capital Management, LLC2,500$642.0K0.91%+2,500New
Oppenheimer Asset Management Inc.2,529$649.0K0.01%−143−5.4%Reduced
55I, LLC2,540$652.0K0.02%00.0%Unchanged
Ziegler Capital Management, LLC2,704$694.0K0.03%−121−4.3%Reduced
Pathstone Family Office, LLC2,740$703.0K0.02%−12−0.4%Reduced
Assetmark, Inc2,841$729.0K0.00%+1,382+94.7%Added
Virginia Retirement Systems Et Al2,900$744.0K0.01%−200−6.5%Reduced
Occudo Quantitative Strategies LP2,968$762.0K0.06%00.0%Unchanged
BNP Paribas Arbitrage, SA3,006$771.6K0.00%−2,876−48.9%Reduced
Squarepoint Ops LLC3,046$782.0K0.01%+2,075+213.7%Added
Hillsdale Investment Management Inc.3,100$796.0K0.05%−600−16.2%Reduced
Avantax Planning Partners, Inc.3,143$807.0K0.03%00.0%Unchanged
Quent Capital, LLC3,225$828.0K0.15%00.0%Unchanged
Silvant Capital Management LLC3,343$858.0K0.16%00.0%Unchanged
Lebenthal Global Advisors, LLC3,440$883.0K0.38%00.0%Unchanged
Susquehanna International Group, LLP3,453$886.0K0.00%+207+6.4%Added
Bayesian Capital Management, LP3,452$886.0K0.13%+3,452New
Zurcher Kantonalbank (Zurich Cantonalbank)3,527$905.0K0.00%00.0%Unchanged
Cna Financial Corp3,528$906.0K0.28%00.0%Unchanged
Public Employees Retirement Association of Colorado3,551$912.0K0.00%00.0%Unchanged
Trexquant Investment LP3,923$1.01M0.05%+247+6.7%Added
Duality Advisers, LP4,006$1.03M0.11%+4,006New
Level Four Advisory Services, LLC4,060$1.04M0.08%+348+9.4%Added
Diversified Trust Co4,130$1.06M0.04%+650+18.7%Added
Affinity Investment Advisors, LLC4,150$1.06M0.44%−805−16.2%Reduced
ClariVest Asset Management LLC4,250$1.09M0.04%00.0%Unchanged
Handelsbanken Fonder AB4,300$1.10M0.01%−500−10.4%Reduced
Amalgamated Bank4,370$1.12M0.01%−365−7.7%Reduced
Amalgamated Financial Corp.4,370$1.12M0.01%+4,370New
Walleye Capital LLC4,608$1.18M0.03%+3,141+214.1%Added
CPWM, LLC4,692$1.20M0.09%00.0%Unchanged
Voloridge Investment Management, LLC4,696$1.21M0.01%+441+10.4%Added
Jane Street Group, LLC4,801$1.23M0.00%+545+12.8%Added
Stifel Financial Corp4,868$1.25M0.00%−20.0%Reduced
Winton Group Ltd4,897$1.26M0.07%−74−1.5%Reduced
ProShare Advisors LLC5,042$1.29M0.00%−835−14.2%Reduced
Weiss Multi-Strategy Advisers LLC5,082$1.30M0.03%+40+0.8%Added
Kornitzer Capital Management Inc5,200$1.33M0.02%00.0%Unchanged
Janus Henderson Group PLC5,507$1.41M0.00%+20.0%Added
Apollon Wealth Management, LLC5,517$1.42M0.10%+5,517New
Barclays PLC5,539$1.42M0.00%−28,207−83.6%Reduced
Teacher Retirement System of Texas5,561$1.43M0.01%+260+4.9%Added
Connable Office Inc5,581$1.43M0.19%00.0%Unchanged
Brookfield Asset Management Inc.5,643$1.45M0.01%+5,643New
Los Angeles Capital Management LLC6,479$1.66M0.01%+54+0.8%Added
Zacks Investment Management6,521$1.67M0.02%+855+15.1%Added
Blair William & Co6,633$1.70M0.01%−408−5.8%Reduced
M&G Investment Management Ltd7,042$1.81M0.00%00.0%Unchanged
Asset Management Corp7,098$1.82M1.12%+398+5.9%Added
First Republic Investment Management, Inc.7,156$1.84M0.00%−134−1.8%Reduced
LPL Financial LLC7,294$1.87M0.00%+67+0.9%Added
Commonwealth Equity Services, LLC7,387$1.90M0.00%−912−11.0%Reduced
Cubist Systematic Strategies, LLC7,389$1.90M0.02%−8,262−52.8%Reduced
Arizona State Retirement System7,395$1.90M0.02%+55+0.7%Added
Bokf, NA7,819$2.01M0.03%+7,819New
AtonRa Partners8,701$2.23M1.21%−4,311−33.1%Reduced
PDT Partners, LLC8,819$2.26M0.19%−8,567−49.3%Reduced
Prentiss Smith & Co Inc8,829$2.27M1.36%+8,829New
Valeo Financial Advisors, LLC9,133$2.34M0.12%+979+12.0%Added
State Board of Administration of Florida Retirement System9,354$2.40M0.00%−560−5.6%Reduced
Natixis9,617$2.47M0.01%+9,617New
Integral Health Asset Management, LLC10,000$2.57M0.67%+10,000New
Raymond James & Associates10,084$2.59M0.00%−1,093−9.8%Reduced
AQR Capital Management LLC10,137$2.60M0.00%−5,797−36.4%Reduced
Voya Investment Management LLC10,521$2.70M0.01%+87+0.8%Added
Manufacturers Life Insurance Company, The11,062$2.84M0.00%−2,483−18.3%Reduced
Schonfeld Strategic Advisors LLC11,113$2.85M0.03%+7,526+209.8%Added
EFG Asset Management (North America) Corp.11,438$2.94M0.44%−102−0.9%Reduced
Truist Financial Corp11,604$2.98M0.00%+654+6.0%Added
Baird Financial Group, Inc.11,811$3.03M0.01%+1,144+10.7%Added
Landscape Capital Management, L.L.C.11,963$3.07M0.39%−327−2.7%Reduced
Neuberger Berman Group LLC12,774$3.28M0.00%+465+3.8%Added
Comerica Bank12,915$3.28M0.02%+12,915New
Bullseye Asset Management LLC13,324$3.42M1.57%00.0%Unchanged
American International Group, Inc.13,354$3.43M0.02%−939−6.6%Reduced
Putnam Investments LLC13,790$3.54M0.01%−1,950−12.4%Reduced
SEI Investments Co14,346$3.69M0.01%+2,691+23.1%Added
MetLife Investment Management14,429$3.70M0.02%+5,106+54.8%Added
Advisor Group Holdings, Inc.14,556$3.74M0.01%+173+1.2%Added
Dimensional Fund Advisors LP14,864$3.81M0.00%+1,754+13.4%Added
Algert Global LLC14,911$3.83M0.25%+8,139+120.2%Added
Bank of Montreal14,694$3.84M0.00%+563+4.0%Added
First Trust Advisors LP15,389$3.95M0.00%−10,780−41.2%Reduced
Man Group plc16,002$4.11M0.01%−7,096−30.7%Reduced
Altium Capital Management LP16,000$4.11M1.43%−7,000−30.4%Reduced
Susquehanna Fundamental Investments, LLC16,023$4.11M0.08%−1,154−6.7%Reduced
State of New Jersey Common Pension Fund D16,425$4.22M0.01%00.0%Unchanged
Jackson Square Partners, LLC17,173$4.41M0.04%−2,272−11.7%Reduced
Next Century Growth Investors LLC17,318$4.45M0.44%+4,191+31.9%Added