Vanguard Group
INSP icon

Vanguard Group’s Inspire Medical Systems INSP Stock Holding History

Vanguard Group’s Portfolio INSP Stock Details INSP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		$272M Sell
2,953,170
-46,917
-2% -$4.49M ﹤0.01% 1376
2025
Q3 		$223M Sell
3,000,087
-203,504
-6% -$20.6M ﹤0.01% 1496
2025
Q2 		$416M Sell
3,203,591
-22,054
-0.7% -$3.2M 0.01% 1126
2025
Q1 		$514M Sell
3,225,645
-44,712
-1% -$8.09M 0.01% 977
2024
Q4 		$606M Buy
3,270,357
+38,219
+1% +$7.42M 0.01% 923
2024
Q3 		$682M Buy
3,232,138
+362,537
+13% +$63M 0.01% 857
2024
Q2 		$384M Sell
2,869,601
-22,803
-0.8% -$4.32M 0.01% 1115
2024
Q1 		$621M Sell
2,892,404
-39,065
-1% -$7.66M 0.01% 883
2023
Q4 		$596M Sell
2,931,469
-80,927
-3% -$13.1M 0.01% 867
2023
Q3 		$598M Sell
3,012,396
-1,453
-0% -$366K 0.01% 811
2023
Q2 		$978M Sell
3,013,849
-87,890
-3% -$25.1M 0.02% 620
2023
Q1 		$726M Buy
3,101,739
+123,348
+4% +$31.2M 0.02% 712
2022
Q4 		$750M Buy
2,978,391
+114,698
+4% +$24.5M 0.02% 683
2022
Q3 		$508M Buy
2,863,693
+117,888
+4% +$23.7M 0.01% 819
2022
Q2 		$502M Buy
2,745,805
+143,956
+6% +$28.7M 0.01% 856
2022
Q1 		$668M Buy
2,601,849
+42,110
+2% +$9.62M 0.02% 801
2021
Q4 		$589M Buy
2,559,739
+54,134
+2% +$13.2M 0.01% 898
2021
Q3 		$584M Buy
2,505,605
+4,672
+0.2% +$975K 0.01% 893
2021
Q2 		$483M Buy
2,500,933
+24,333
+1% +$4.83M 0.01% 1010
2021
Q1 		$513M Buy
2,476,600
+74,629
+3% +$15.9M 0.01% 933
2020
Q4 		$452M Buy
2,401,971
+593,888
+33% +$97.1M 0.01% 930
2020
Q3 		$233M Buy
1,808,083
+598,813
+50% +$66M 0.01% 1184
2020
Q2 		$105M Buy
1,209,270
+335,133
+38% +$25.8M ﹤0.01% 1653
2020
Q1 		$52.7M Buy
874,137
+20,279
+2% +$1.5M ﹤0.01% 1849
2019
Q4 		$63.4M Buy
853,858
+28,534
+3% +$1.83M ﹤0.01% 1983
2019
Q3 		$50.4M Buy
825,324
+29,630
+4% +$1.95M ﹤0.01% 2061
2019
Q2 		$48.3M Buy
795,694
+90,413
+13% +$4.87M ﹤0.01% 2120
2019
Q1 		$40M Buy
705,281
+41,564
+6% +$2.25M ﹤0.01% 2196
2018
Q4 		$28M Buy
663,717
+314,625
+90% +$13.4M ﹤0.01% 2294
2018
Q3 		$14.7M Buy
349,092
+8,499
+2% +$399K ﹤0.01% 2736
2018
Q2 		$12.1M Buy
+340,593
New +$11M ﹤0.01% 2806

Other funds holding INSP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Vanguard Group's INSP Position: Q4 2025 in Review

Vanguard Group reduced its Inspire Medical Systems (INSP) stake by 1.6% in Q4 2025, selling an estimated $4.49M and leaving 2,953,170 shares worth $272M. The position accounts for ﹤0.01% of the portfolio, ranked #1376.

Vanguard Group first reported a position in INSP in Q2 2018 and has held it in 31 quarters since. The position peaked at $978M in Q2 2023. 342 funds tracked by Wall St. Rank hold INSP as of Q4 2025.

  • Vanguard Group held 2,953,170 shares of Inspire Medical Systems worth $272M as of Q4 2025.
  • Vanguard Group sold 46,917 Inspire Medical Systems shares in Q4 2025, an estimated $4.49M.
  • Inspire Medical Systems made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #1376 holding.
  • Vanguard Group first reported a position in Inspire Medical Systems in Q2 2018 and has held it in 31 quarters since.
  • Vanguard Group's Inspire Medical Systems position peaked at $978M in Q2 2023.
  • 342 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.