Russell Investments Group
INSP icon

Russell Investments Group’s Inspire Medical Systems INSP Stock Holding History

Russell Investments 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
2026
Q2 		$443K Sell
9,922
-2,685
-21% -$127K ﹤0.01% 2840
2026
Q1 		$650K Buy
12,607
+1,436
+13% +$101K ﹤0.01% 2407
2025
Q4 		$1.03M Buy
11,171
+4,870
+77% +$466K ﹤0.01% 2212
2025
Q3 		$468K Buy
6,301
+2,883
+84% +$292K ﹤0.01% 2502
2025
Q2 		$444K Sell
3,418
-19,423
-85% -$2.82M ﹤0.01% 2377
2025
Q1 		$3.64M Buy
22,841
+4,715
+26% +$853K 0.01% 1349
2024
Q4 		$3.36M Buy
18,126
+16,595
+1,084% +$3.22M ﹤0.01% 1382
2024
Q3 		$323K Sell
1,531
-30,525
-95% -$5.3M ﹤0.01% 2388
2024
Q2 		$4.29M Buy
32,056
+123
+0.4% +$23.3K 0.01% 1223
2024
Q1 		$6.86M Buy
31,933
+15,877
+99% +$3.11M 0.01% 1016
2023
Q4 		$3.27M Buy
16,056
+11,567
+258% +$1.87M 0.01% 1346
2023
Q3 		$891K Sell
4,489
-34,334
-88% -$8.66M ﹤0.01% 1991
2023
Q2 		$12.6M Buy
38,823
+3,662
+10% +$1.05M 0.02% 658
2023
Q1 		$8.23M Sell
35,161
-5,169
-13% -$1.31M 0.02% 861
2022
Q4 		$10.2M Buy
40,330
+10,182
+34% +$2.17M 0.02% 756
2022
Q3 		$5.34M Sell
30,148
-15,415
-34% -$3.1M 0.01% 1017
2022
Q2 		$8.32M Buy
45,563
+12,253
+37% +$2.44M 0.02% 856
2022
Q1 		$8.55M Sell
33,310
-2,619
-7% -$599K 0.01% 891
2021
Q4 		$8.26M Buy
35,929
+7,368
+26% +$1.8M 0.01% 1001
2021
Q3 		$6.65M Sell
28,561
-5,558
-16% -$1.16M 0.01% 1090
2021
Q2 		$6.59M Sell
34,119
-11,335
-25% -$2.25M 0.01% 1174
2021
Q1 		$9.41M Buy
45,454
+4,794
+12% +$1.02M 0.02% 984
2020
Q4 		$7.65M Sell
40,660
-6,788
-14% -$1.11M 0.02% 1016
2020
Q3 		$6.12M Sell
47,448
-23,286
-33% -$2.57M 0.01% 1016
2020
Q2 		$6.15M Sell
70,734
-2,416
-3% -$186K 0.01% 983
2020
Q1 		$4.41M Buy
73,150
+34,561
+90% +$2.56M 0.01% 1034
2019
Q4 		$2.86M Buy
38,589
+516
+1% +$33.2K 0.01% 1530
2019
Q3 		$2.32M Sell
38,073
-11,718
-24% -$772K ﹤0.01% 1596
2019
Q2 		$3.02M Buy
49,791
+2,565
+5% +$138K 0.01% 1471
2019
Q1 		$2.68M Buy
+47,226
New +$2.55M 0.01% 1567

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

Russell Investments Group's INSP Position: Q2 2026 in Review

Russell Investments Group reduced its Inspire Medical Systems (INSP) stake by 21% in Q2 2026, selling an estimated $127K and leaving 9,922 shares worth $443K. The position accounts for ﹤0.01% of the portfolio, ranked #2840.

Russell Investments Group first reported a position in INSP in Q1 2019 and has held it in 30 quarters since. The position peaked at $12.6M in Q2 2023. 275 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • Russell Investments Group held 9,922 shares of Inspire Medical Systems worth $443K as of Q2 2026.
  • Russell Investments Group sold 2,685 Inspire Medical Systems shares in Q2 2026, an estimated $127K.
  • Inspire Medical Systems made up ﹤0.01% of Russell Investments Group's portfolio in Q2 2026, its #2840 holding.
  • Russell Investments Group first reported a position in Inspire Medical Systems in Q1 2019 and has held it in 30 quarters since.
  • Russell Investments Group's Inspire Medical Systems position peaked at $12.6M in Q2 2023.
  • 275 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on Russell Investments Group's 13F filing for Q2 2026, filed 6 Aug 2026.