Dimensional Fund Advisors
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Dimensional Fund Advisors’s Inspire Medical Systems INSP Stock Holding History

Dimensional Fund Advisors’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
2026
Q2 		$5.17M Sell
115,907
-118,763
-51% -$5.63M ﹤0.01% 2525
2026
Q1 		$12.1M Sell
234,670
-106,727
-31% -$7.47M ﹤0.01% 2187
2025
Q4 		$31.5M Sell
341,397
-2,321
-0.7% -$222K 0.01% 1754
2025
Q3 		$25.5M Sell
343,718
-1,149
-0.3% -$116K 0.01% 1871
2025
Q2 		$44.8M Buy
344,867
+67,186
+24% +$9.74M 0.01% 1561
2025
Q1 		$44.2M Buy
277,681
+45,348
+20% +$8.2M 0.01% 1536
2024
Q4 		$43.1M Buy
232,333
+115,024
+98% +$22.3M 0.01% 1597
2024
Q3 		$24.8M Buy
117,309
+7,749
+7% +$1.35M 0.01% 1902
2024
Q2 		$14.7M Buy
109,560
+48,590
+80% +$9.2M ﹤0.01% 2101
2024
Q1 		$13.1M Buy
60,970
+38,287
+169% +$7.5M ﹤0.01% 2194
2023
Q4 		$4.61M Sell
22,683
-13,072
-37% -$2.12M ﹤0.01% 2583
2023
Q3 		$7.1M Buy
35,755
+250
+0.7% +$63.1K ﹤0.01% 2406
2023
Q2 		$11.5M Buy
35,505
+5,600
+19% +$1.6M ﹤0.01% 2190
2023
Q1 		$7M Buy
+29,905
New +$7.56M ﹤0.01% 2372
2022
Q3 		$2.46M Buy
13,853
+2,080
+18% +$418K ﹤0.01% 2650
2022
Q2 		$2.15M Sell
11,773
-3,091
-21% -$616K ﹤0.01% 2720
2022
Q1 		$3.81M Buy
14,864
+1,754
+13% +$401K ﹤0.01% 2616
2021
Q4 		$3.02M Buy
13,110
+3,502
+36% +$855K ﹤0.01% 2733
2021
Q3 		$2.24M Buy
9,608
+67
+0.7% +$14K ﹤0.01% 2824
2021
Q2 		$1.84M Sell
9,541
-365
-4% -$72.4K ﹤0.01% 2889
2021
Q1 		$2.05M Buy
+9,906
New +$2.11M ﹤0.01% 2848
2020
Q1 		– Sell
-187,059
Closed -$13.9M – 3381
2019
Q4 		$13.9M Sell
187,059
-39,489
-17% -$2.54M 0.01% 2214
2019
Q3 		$13.8M Sell
226,548
-39,894
-15% -$2.63M 0.01% 2198
2019
Q2 		$16.2M Buy
266,442
+5,057
+2% +$273K 0.01% 2174
2019
Q1 		$14.8M Buy
261,385
+205,545
+368% +$11.1M 0.01% 2218
2018
Q4 		$2.36M Buy
+55,840
New +$2.37M ﹤0.01% 2820

Other funds holding INSP

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
SCM
Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $85.4B AUM 91.09% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Dimensional Fund Advisors's INSP Position: Q2 2026 in Review

Dimensional Fund Advisors reduced its Inspire Medical Systems (INSP) stake by 51% in Q2 2026, selling an estimated $5.63M and leaving 115,907 shares worth $5.17M. The position accounts for ﹤0.01% of the portfolio, ranked #2525.

Dimensional Fund Advisors first reported a position in INSP in Q4 2018 and has held it in 26 quarters since. The position peaked at $44.8M in Q2 2025. 275 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • Dimensional Fund Advisors held 115,907 shares of Inspire Medical Systems worth $5.17M as of Q2 2026.
  • Dimensional Fund Advisors sold 118,763 Inspire Medical Systems shares in Q2 2026, an estimated $5.63M.
  • Inspire Medical Systems made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q2 2026, its #2525 holding.
  • Dimensional Fund Advisors first reported a position in Inspire Medical Systems in Q4 2018 and has held it in 26 quarters since.
  • Dimensional Fund Advisors's Inspire Medical Systems position peaked at $44.8M in Q2 2025.
  • 275 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.