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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, Q2 2022

Institutional positions in Inspire Medical Systems, Inc. as of Jun 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
287
−8 vs. Q1 2022
Shares held
27.4M
+542.3K (+2.0%) vs. Q1 2022
Total value
$5.01B
−$1.89B (−27.3%) vs. Q1 2022
New holders
35
98 more added
Sold out
43
115 more reduced

4 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2022: 287 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 heldQ2 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, Q2 2022

Shares, value and share of portfolio for each institution holding Inspire Medical Systems, Inc.; share changes are against Q1 2022.

Institutions holding INSP in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Rhumbline Advisers32,896$6.01M0.01%+4,123+14.3%Added
Calamos Advisors LLC33,026$6.03M0.03%−1,646−4.7%Reduced
Legal & General Group Plc33,257$6.08M0.00%+8,896+36.5%Added
Castleark Management LLC33,870$6.19M0.33%+4,430+15.0%Added
Alliancebernstein L.P.34,120$6.23M0.00%+20+0.1%Added
Oak Ridge Investments LLC34,139$6.24M0.91%−6,432−15.9%Reduced
California State Teachers Retirement System35,111$6.41M0.01%+289+0.8%Added
Kornitzer Capital Management Inc37,160$6.79M0.14%+31,960+614.6%Added
State of Wisconsin Investment Board37,380$6.83M0.02%−9,320−20.0%Reduced
Deutsche Bank AG38,278$6.99M0.00%−3,348−8.0%Reduced
K2 Principal Fund, L.P.41,475$7.58M1.29%+10,596+34.3%Added
Cinctive Capital Management LP43,822$8.01M0.37%+12,178+38.5%Added
Russell Investments Group, Ltd.45,563$8.32M0.02%+12,253+36.8%Added
Rhenman & Partners Asset Management AB50,000$9.13M1.04%+2,500+5.3%Added
Segall Bryant & Hamill, LLC51,089$9.33M0.11%+15,239+42.5%Added
California Public Employees Retirement System51,396$9.39M0.01%00.0%Unchanged
New York State Common Retirement Fund51,432$9.39M0.01%−9,950−16.2%Reduced
Sectoral Asset Management Inc51,650$9.44M1.90%00.0%Unchanged
Novo Holdings A/S56,400$10.3M0.51%+14,952+36.1%Added
Nicholas Investment Partners, LP63,468$11.6M1.10%+6,687+11.8%Added
Swiss National Bank64,700$11.8M0.01%00.0%Unchanged
Lisanti Capital Growth, LLC65,004$11.9M1.61%−38,694−37.3%Reduced
Moore Capital Management, LP73,936$13.5M0.41%+73,936New
Bridgewater Associates, LP78,611$14.4M0.06%+4,209+5.7%Added
Lazard Asset Management LLC80,933$14.8M0.02%+28,060+53.1%Added
Goldman Sachs Group Inc88,035$16.1M0.00%+33,670+61.9%Added
JPMorgan Chase & Co88,395$16.1M0.00%+18,424+26.3%Added
Bank of America Corp88,835$16.2M0.00%−25,746−22.5%Reduced
Soleus Capital Management, L.P.88,950$16.2M2.60%+41,050+85.7%Added
Holocene Advisors, LP90,288$16.5M0.10%+90,288New
Eagle Health Investments LP94,153$17.2M4.01%+17,900+23.5%Added
UBS Asset Management Americas Inc96,524$17.6M0.01%−3,376−3.4%Reduced
Nuveen Asset Management, LLC98,926$18.1M0.01%−7,943−7.4%Reduced
Adage Capital Partners GP, L.L.C.100,000$18.3M0.04%−10,000−9.1%Reduced
SEI Investments Co101,594$18.6M0.04%+87,248+608.2%Added
Eagle Asset Management Inc102,436$18.7M0.12%−26,658−20.7%Reduced
Thrivent Financial for Lutherans104,527$19.1M0.05%−2,871−2.7%Reduced
D. E. Shaw & Co., Inc.113,064$20.7M0.03%−111,845−49.7%Reduced
Iron Triangle Partners LP113,938$20.8M3.36%+113,938New
Principal Financial Group Inc122,365$22.4M0.02%−58,035−32.2%Reduced
Atika Capital Management LLC127,700$23.3M3.05%+2,200+1.8%Added
Granite Investment Partners, LLC130,611$23.9M0.99%+1,041+0.8%Added
Summit Partners Public Asset Management, LLC130,817$23.9M1.89%+93,618+251.7%Added
Mairs & Power Inc131,751$24.1M0.29%−688−0.5%Reduced
Artisan Partners Limited Partnership133,036$24.3M0.04%−39,952−23.1%Reduced
Amundi129,302$25.5M0.02%+23,591+22.3%Added
Morgan Stanley149,880$27.4M0.00%+22,625+17.8%Added
Jennison Associates LLC158,936$29.0M0.03%−49,878−23.9%Reduced
Keybank National Association162,193$29.6M0.14%+161,110+14,876.3%Added
Norges Bank192,926$35.2M0.01%+22,887+13.5%Added
Pura Vida Investments, LLC204,465$37.4M5.94%+1,023+0.5%Added
TimesSquare Capital Management, LLC209,615$38.3M0.53%+8,000+4.0%Added
Charles Schwab Investment Management Inc210,892$38.5M0.01%−2,763−1.3%Reduced
Frontier Capital Management Co LLC213,063$38.9M0.45%+52,128+32.4%Added
Price T Rowe Associates Inc238,929$43.6M0.01%+5,338+2.3%Added
Federated Hermes, Inc.240,000$43.8M0.12%−93,510−28.0%Reduced
Westfield Capital Management Co LP273,540$50.0M0.39%+80,514+41.7%Added
Bank of New York Mellon Corp285,341$52.1M0.01%+34,977+14.0%Added
Bamco Inc289,236$52.8M0.17%−74,010−20.4%Reduced
Victory Capital Management Inc289,803$52.9M0.06%−29,413−9.2%Reduced
Point72 Asset Management, L.P.293,777$53.7M0.25%+128,795+78.1%Added
Loomis Sayles & Co L P294,727$53.8M0.10%−1,519−0.5%Reduced
Northern Trust Corp308,805$56.4M0.01%−4,210−1.3%Reduced
Citadel Advisors LLC310,520$56.7M0.08%+237,060+322.7%Added
Driehaus Capital Management LLC327,799$59.9M0.97%+12,412+3.9%Added
Ameriprise Financial Inc344,242$62.9M0.02%−112,074−24.6%Reduced
Lord, Abbett & Co. LLC349,371$63.8M0.23%−72,970−17.3%Reduced
Marshall Wace, LLP370,103$67.6M0.15%+265,304+253.2%Added
Bellevue Group AG407,057$74.4M1.05%+9,551+2.4%Added
Farallon Capital Management, L.L.C.413,000$75.4M0.44%+129,500+45.7%Added
Credit Suisse AG415,103$75.8M0.08%−1,838−0.4%Reduced
Wellington Management Group LLP422,375$77.2M0.02%−210,613−33.3%Reduced
Geode Capital Management, LLC461,278$84.3M0.01%−851−0.2%Reduced
Allspring Global Investments Holdings, LLC479,854$87.7M0.15%−76,524−13.8%Reduced
State Street Corp543,179$99.2M0.01%+2,460+0.5%Added
Fred Alger Management, LLC590,395$107.8M0.50%−345,111−36.9%Reduced
Viking Global Investors LPSuperinvestorViking Global Investors595,193$108.7M0.50%+284,312+91.5%Added
Gilder Gagnon Howe & Co LLC605,381$110.6M1.97%−47,764−7.3%Reduced
Wasatch Advisors Inc618,420$113.0M0.71%−5,758−0.9%Reduced
Invesco Ltd.660,790$120.7M0.04%−224,516−25.4%Reduced
William Blair Investment Management, LLC664,391$121.4M0.45%−89,694−11.9%Reduced
Champlain Investment Partners, LLC698,585$127.6M0.82%−4,070−0.6%Reduced
Franklin Resources Inc1,097,848$200.5M0.10%−25,083−2.2%Reduced
Macquarie Group Ltd1,540,495$281.4M0.32%+14,017+0.9%Added
BlackRock Inc.1,901,291$347.3M0.01%+57,406+3.1%Added
FMR LLC2,255,907$412.1M0.04%+164,645+7.9%Added
Vanguard Group Inc2,745,805$501.6M0.01%+143,956+5.5%Added
Renaissance Technologies LLC0$00.00%−37,700−100.0%Sold out
Jackson Square Partners, LLC0$00.00%−17,173−100.0%Sold out
Man Group plc0$00.00%−16,002−100.0%Sold out
Integral Health Asset Management, LLC0$00.00%−10,000−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−4,696−100.0%Sold out
Duality Advisers, LP0$00.00%−4,006−100.0%Sold out
Trexquant Investment LP0$00.00%−3,923−100.0%Sold out
Bayesian Capital Management, LP0$00.00%−3,452−100.0%Sold out
55I, LLC0$00.00%−2,540−100.0%Sold out
Glaxis Capital Management, LLC0$00.00%−2,500−100.0%Sold out
FORA Capital, LLC0$00.00%−2,271−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−1,770−100.0%Sold out
Toronto Dominion Bank0$00.00%−1,500−100.0%Sold out