Mariner
INSP icon

Mariner’s Inspire Medical Systems INSP Stock Holding History

Mariner’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 		$1.35M Buy
+30,190
New +$1.43M ﹤0.01% 1734
2025
Q3 		– Sell
-3,506
Closed -$455K – 3671
2025
Q2 		$455K Sell
3,506
-705
-17% -$102K ﹤0.01% 2401
2025
Q1 		$671K Sell
4,211
-626
-13% -$113K ﹤0.01% 1962
2024
Q4 		$897K Buy
4,837
+77
+2% +$14.9K ﹤0.01% 1738
2024
Q3 		$1M Sell
4,760
-698
-13% -$121K ﹤0.01% 1600
2024
Q2 		$730K Buy
5,458
+971
+22% +$184K ﹤0.01% 1743
2024
Q1 		$964K Sell
4,487
-664
-13% -$130K ﹤0.01% 1524
2023
Q4 		$1.05M Buy
5,151
+938
+22% +$152K ﹤0.01% 1398
2023
Q3 		$836K Sell
4,213
-120
-3% -$30.3K ﹤0.01% 1423
2023
Q2 		$1.41M Buy
4,333
+1
+0% +$286 ﹤0.01% 1123
2023
Q1 		$1.01M Buy
4,332
+3,072
+244% +$777K ﹤0.01% 1266
2022
Q4 		$317K Buy
1,260
+130
+12% +$27.7K ﹤0.01% 1979
2022
Q3 		$200K Buy
+1,130
New +$227K ﹤0.01% 2061

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

Mariner's INSP Position: Q2 2026 in Review

Mariner opened a new position in Inspire Medical Systems (INSP) in Q2 2026: 30,190 shares worth $1.35M. The stake represents ﹤0.01% of the portfolio and ranks #1734 among its holdings. This is a return to the name: Mariner previously reported a position in INSP as recently as Q2 2025.

Mariner first reported a position in INSP in Q3 2022 and has held it in 13 quarters since. The position peaked at $1.41M in Q2 2023. 276 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • Mariner held 30,190 shares of Inspire Medical Systems worth $1.35M as of Q2 2026.
  • Inspire Medical Systems was a new Mariner position in Q2 2026.
  • Inspire Medical Systems made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1734 holding.
  • Mariner first reported a position in Inspire Medical Systems in Q3 2022 and has held it in 13 quarters since.
  • Mariner's Inspire Medical Systems position peaked at $1.41M in Q2 2023.
  • 276 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.