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David Shaw’s Inspire Medical Systems INSP Stock Holding History

David Shaw’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 		– Sell
-11,100
Closed -$573K – 5040
2026
Q1 		$573K Buy
+11,100
New +$777K ﹤0.01% 3782
2025
Q1 		– Sell
-2,500
Closed -$463K – 4473
2024
Q4 		$463K Sell
2,500
-47,600
-95% -$9.24M ﹤0.01% 3665
2024
Q3 		$10.6M Hold
50,100
– – 0.01% 1396
2024
Q2 		$6.7M Sell
50,100
-10,000
-17% -$1.89M 0.01% 1625
2024
Q1 		$12.9M Sell
60,100
-10,600
-15% -$2.08M 0.01% 1207
2023
Q4 		$14.4M Buy
70,700
+33,900
+92% +$5.49M 0.01% 1131
2023
Q3 		$7.3M Buy
36,800
+7,100
+24% +$1.79M 0.01% 1501
2023
Q2 		$9.64M Buy
29,700
+9,700
+49% +$2.77M 0.01% 1367
2023
Q1 		$4.68M Buy
+20,000
New +$5.06M 0.01% 1990
2022
Q2 		– Sell
-10,000
Closed -$2.57M – 5531
2022
Q1 		$2.57M Hold
10,000
– – ﹤0.01% 3055
2021
Q4 		$2.3M Hold
10,000
– – ﹤0.01% 3225
2021
Q3 		$2.33M Hold
10,000
– – ﹤0.01% 2893
2021
Q2 		$1.93M Buy
+10,000
New +$1.98M ﹤0.01% 2970

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
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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

David Shaw's INSP Position: Q2 2026 in Review

David Shaw increased its Inspire Medical Systems (INSP) stake by 24% in Q2 2026, buying an estimated $13.4M and bringing the position to 1,470,462 shares worth $65.6M. The position accounts for 0.03% of the portfolio, ranked #624.

David Shaw first reported a position in INSP in Q3 2018 and has held it in 32 quarters since. The position peaked at $136M in Q2 2023. 274 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • David Shaw held 1,470,462 shares of Inspire Medical Systems worth $65.6M as of Q2 2026.
  • David Shaw bought 281,925 Inspire Medical Systems shares in Q2 2026, an estimated $13.4M.
  • Inspire Medical Systems made up 0.03% of David Shaw's portfolio in Q2 2026, its #624 holding.
  • David Shaw first reported a position in Inspire Medical Systems in Q3 2018 and has held it in 32 quarters since.
  • David Shaw's Inspire Medical Systems position peaked at $136M in Q2 2023.
  • 274 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.