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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 2022

Institutional positions in Inspire Medical Systems, Inc. as of Dec 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
340
+42 vs. Q3 2022
Shares held
28.2M
−24.8K (−0.1%) vs. Q3 2022
Total value
$7.11B
+$2.09B (+41.8%) vs. Q3 2022
New holders
70
122 more added
Sold out
28
109 more reduced

3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 340 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 2022: $7.11B
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 2022

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q3 2022.

Institutions holding INSP in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Trexquant Investment LP28,198$7.10M0.20%+23,046+447.3%Added
Evolutionary Tree Capital Management, LLC27,947$7.04M6.76%+7,619+37.5%Added
Arrowstreet Capital, Limited Partnership23,471$5.91M0.01%−5,194−18.1%Reduced
SEI Investments Co22,891$5.77M0.01%−84,196−78.6%Reduced
Walleye Capital LLC22,841$5.75M0.13%+3,934+20.8%Added
Dimensional Fund Advisors LP22,841$5.75M0.00%+8,988+64.9%Added
Jump Financial, LLC21,488$5.41M0.28%+17,103+390.0%Added
HSBC Holdings PLC20,741$5.22M0.01%−59−0.3%Reduced
Moore Capital Management, LP20,000$5.04M0.14%−79,034−79.8%Reduced
Neuberger Berman Group LLC19,231$4.84M0.00%+6,032+45.7%Added
Allianz Asset Management GmbH19,115$4.81M0.01%+94+0.5%Added
Envestnet Asset Management Inc19,015$4.79M0.00%−338−1.7%Reduced
Mutual of America Capital Management LLC18,953$4.77M0.06%+255+1.4%Added
Sectoral Asset Management Inc18,200$4.58M0.89%−23,600−56.5%Reduced
PDT Partners, LLC17,853$4.50M0.73%+6,070+51.5%Added
Royal Bank of Canada17,845$4.49M0.00%+4,826+37.1%Added
Public Employees Retirement System of Ohio17,201$4.33M0.02%−4,692−21.4%Reduced
State of New Jersey Common Pension Fund D17,166$4.32M0.02%+741+4.5%Added
Natixis16,541$4.17M0.02%+5,800+54.0%Added
Ensign Peak Advisors, Inc16,464$4.15M0.01%−100−0.6%Reduced
Calamos Advisors LLC15,165$3.82M0.02%+5,411+55.5%Added
Advisor Group Holdings, Inc.14,959$3.77M0.01%−675−4.3%Reduced
K2 Principal Fund, L.P.14,956$3.77M1.03%+14,956New
MetLife Investment Management14,800$3.73M0.03%−152−1.0%Reduced
Raymond James & Associates14,690$3.70M0.00%−221−1.5%Reduced
Jane Street Group, LLC14,317$3.61M0.01%+12,411+651.2%Added
HRT Financial LP14,294$3.60M0.05%+14,294New
Prudential Financial Inc14,215$3.58M0.01%+5,700+66.9%Added
Wells Fargo & Company13,909$3.50M0.00%+866+6.6%Added
M&G Investment Management Ltd13,678$3.45M0.03%+6,235+83.8%Added
American International Group, Inc.13,353$3.36M0.02%−49−0.4%Reduced
Putnam Investments LLC13,203$3.33M0.01%−565−4.1%Reduced
Bullseye Asset Management LLC13,187$3.32M1.80%00.0%Unchanged
Baird Financial Group, Inc.12,825$3.23M0.01%+109+0.9%Added
Mirae Asset Global Investments Co., Ltd.12,735$3.21M0.01%+1,165+10.1%Added
Royce & Associates LP12,488$3.15M0.03%−8,000−39.0%Reduced
Susquehanna International Group, LLP12,083$3.04M0.01%+1,767+17.1%Added
Algert Global LLC11,847$2.98M0.17%−7,690−39.4%Reduced
Gotham Asset Management, LLC11,594$2.92M0.08%+11,594New
Manufacturers Life Insurance Company, The11,416$2.88M0.00%+612+5.7%Added
Quadrature Capital Ltd10,627$2.68M0.08%+10,627New
Bokf, NA10,590$2.67M0.05%+1,343+14.5%Added
Penserra Capital Management LLC10,461$2.63M0.06%+10,461New
Truist Financial Corp10,272$2.59M0.00%−2,615−20.3%Reduced
Barclays PLC10,131$2.55M0.00%+8,896+720.3%Added
Velan Capital Investment Management LP10,000$2.52M2.68%+10,000New
EFG Asset Management (North America) Corp.9,859$2.50M0.56%−1,260−11.3%Reduced
Prentiss Smith & Co Inc8,708$2.19M1.99%−11−0.1%Reduced
State Board of Administration of Florida Retirement System8,684$2.19M0.01%+20+0.2%Added
Brookfield Asset Management Inc.8,470$2.13M0.01%+1,288+17.9%Added
Quantbot Technologies LP8,300$2.09M0.15%−5,443−39.6%Reduced
Engineers Gate Manager LP8,263$2.08M0.13%+3,790+84.7%Added
Arizona State Retirement System8,122$2.05M0.02%+624+8.3%Added
Teacher Retirement System of Texas7,779$1.96M0.01%+326+4.4%Added
AQR Capital Management LLC7,697$1.94M0.00%−3,825−33.2%Reduced
EAM Investors, LLC7,648$1.93M0.40%+7,648New
EAM Global Investors LLC7,300$1.84M0.47%+7,300New
Blair William & Co7,182$1.81M0.01%+858+13.6%Added
Silvant Capital Management LLC7,000$1.76M0.12%+4,690+203.0%Added
Kopp Family Office, LLC6,977$1.76M1.06%+6,977New
Two Sigma Investments, LP6,900$1.74M0.01%+6,900New
Valeo Financial Advisors, LLC6,819$1.72M0.09%−1,000−12.8%Reduced
Graham Capital Management, L.P.6,804$1.71M0.07%+6,804New
Asset Management Corp6,754$1.70M1.43%00.0%Unchanged
Commonwealth Equity Services, LLC6,738$1.70M0.00%−132−1.9%Reduced
Los Angeles Capital Management LLC6,554$1.65M0.01%−347−5.0%Reduced
First Trust Advisors LP6,223$1.57M0.00%−8,454−57.6%Reduced
LPL Financial LLC6,064$1.53M0.00%−136−2.2%Reduced
Campbell & CO Investment Adviser LLC6,063$1.53M0.37%+4,822+388.6%Added
Guggenheim Capital LLC5,965$1.50M0.01%+479+8.7%Added
Zacks Investment Management5,897$1.49M0.02%−12−0.2%Reduced
Janus Henderson Group PLC5,897$1.49M0.00%+5,897New
Connable Office Inc5,581$1.41M0.20%00.0%Unchanged
Apollon Wealth Management, LLC5,126$1.29M0.09%−10.0%Reduced
Stifel Financial Corp4,885$1.23M0.00%−251−4.9%Reduced
Virtu Financial LLC4,875$1.23M0.16%+4,875New
Dynamic Technology Lab Private Ltd4,820$1.21M0.12%+2,130+79.2%Added
AtonRa Partners4,743$1.19M1.52%−1,470−23.7%Reduced
Handelsbanken Fonder AB4,700$1.18M0.01%00.0%Unchanged
Amalgamated Bank4,643$1.17M0.01%+76+1.7%Added
First Republic Investment Management, Inc.4,620$1.16M0.00%+154+3.4%Added
BNP Paribas Arbitrage, SA4,582$1.15M0.00%−9,895−68.3%Reduced
Y-Intercept (Hong Kong) Ltd4,331$1.09M0.16%+4,331New
Zurcher Kantonalbank (Zurich Cantonalbank)4,319$1.09M0.01%+792+22.5%Added
Winton Group Ltd4,279$1.08M0.07%−175−3.9%Reduced
ClariVest Asset Management LLC4,233$1.07M0.05%−6−0.1%Reduced
JustInvest LLC4,225$1.06M0.04%+296+7.5%Added
Affinity Investment Advisors, LLC4,042$1.02M0.47%+32+0.8%Added
Diversified Trust Co3,916$986.0K0.04%−268−6.4%Reduced
Assetmark, Inc3,913$985.6K0.00%+288+7.9%Added
Oberweis Asset Management Inc3,850$969.7K0.21%+1,600+71.1%Added
ProShare Advisors LLC3,633$915.1K0.00%+521+16.7%Added
Public Employees Retirement Association of Colorado3,551$894.0K0.00%00.0%Unchanged
HealthCor Management, L.P.3,500$881.6K0.81%−34,740−90.8%Reduced
Legato Capital Management LLC3,383$852.1K0.16%+3,383New
Lebenthal Global Advisors, LLC3,299$831.0K0.27%−41−1.2%Reduced
Pictet Asset Management SA3,267$823.0K0.00%+1,527+87.8%Added
Quent Capital, LLC3,225$812.3K0.15%00.0%Unchanged
Chartwell Investment Partners, LLC3,135$790.0K0.03%+179+6.1%Added
Avantax Planning Partners, Inc.3,002$756.1K0.03%00.0%Unchanged