Inspire Medical Systems, Inc. - Common stock, par value $0.001 per share (INSP)

Historical Holders from Q2 2018 to Q3 2025

Symbol
INSP on NYSE
Type / Class
Equity / Common stock, par value $0.001 per share
Shares outstanding
29.1M
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
31.1M
Holdings value
$2.31B
% of all portfolios
0.003%
Grand Portfolio weight change
-0.001%
Number of holders
318
Number of buys
158
Number of sells
-224
Average Value change %
0%
Average buys %
+0.001%
Average sells %
-0.003%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Inspire Medical Systems, Inc. - Common stock, par value $0.001 per share (INSP)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 11.3% -10% $249M -$29.6M 3.35M -10.6% BlackRock, Inc. 30 Sep 2025
CITADEL ADVISORS LLC 5.8% $127M 1.71M Kenneth Griffin 29 Sep 2025
Flynn James E 5.08% $110M 1.48M Deerfield Mgmt, L.P. 06 Nov 2025
FMR LLC 2.5% -72.5% $55M -$131M 741K -70.4% FMR LLC 30 Sep 2025
WASATCH ADVISORS LP 0.5% -92% $10.1M -$103M 136K -91.1% Wasatch Advisors LP 30 Sep 2025

Institutional Holders of Inspire Medical Systems, Inc. - Common stock, par value $0.001 per share (INSP)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 31.1M $2.31B -$491M $74.20 318
2025 Q2 33.8M $4.39B -$58.2M $129.77 355
2025 Q1 34.1M $5.43B +$100M $159.28 359
2024 Q4 33.4M $6.2B -$10.4M $185.38 352
2024 Q3 33.3M $7.03B -$1.71M $211.05 343
2024 Q2 31.6M $4.23B -$140M $133.83 320
2024 Q1 31.8M $6.83B +$185M $214.79 324
2023 Q4 31M $6.31B +$504M $203.43 344
2023 Q3 28.4M $5.63B -$36.3M $198.44 356
2023 Q2 28M $9.09B -$98.8M $324.64 401
2023 Q1 28.5M $6.67B +$65.1M $234.07 368
2022 Q4 28.3M $7.13B +$41.6M $251.88 333
2022 Q3 28.3M $5.02B +$140M $177.37 292
2022 Q2 27.4M $5.01B +$89M $182.67 276
2022 Q1 27M $6.92B +$287M $256.69 291
2021 Q4 25.8M $5.95B +$77M $230.06 283
2021 Q3 25.4M $5.91B +$104M $232.88 247
2021 Q2 25M $4.83B -$34.5M $193.26 246
2021 Q1 25.2M $5.21B +$94.5M $206.99 247
2020 Q4 25.2M $4.73B -$140M $188.09 237
2020 Q3 26.2M $3.38B -$39.9M $129.05 201
2020 Q2 26.9M $2.35B +$329M $87.02 186
2020 Q1 23.3M $1.4B -$140M $60.28 166
2019 Q4 22.2M $1.65B +$34.7M $74.21 169
2019 Q3 21.8M $1.33B +$113M $61.02 153
2019 Q2 20M $1.21B +$171M $60.65 145
2019 Q1 17.8M $1.01B +$172M $56.78 143
2018 Q4 14.9M $628M +$163M $42.25 102
2018 Q3 9.26M $390M -$2.91M $42.08 85
2018 Q2 9.45M $337M +$337M $35.66 75