ACM
INSP icon

ADAR1 Capital Management’s Inspire Medical Systems INSP Stock Holding History

ADAR1 Capital Management’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 		$16.7M Sell
374,617
-30,580
-8% -$1.45M 0.76% 29
2026
Q1 		$20.9M Buy
405,197
+390,197
+2,601% +$27.3M 1.23% 17
2025
Q4 		$1.38M Buy
15,000
+9,000
+150% +$861K 0.1% 117
2025
Q3 		$445K Buy
+6,000
New +$607K 0.04% 143

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

ADAR1 Capital Management's INSP Position: Q2 2026 in Review

ADAR1 Capital Management reduced its Inspire Medical Systems (INSP) stake by 7.5% in Q2 2026, selling an estimated $1.45M and leaving 374,617 shares worth $16.7M. The position accounts for 0.76% of the portfolio, ranked #29.

ADAR1 Capital Management first reported a position in INSP in Q3 2025 and has held it in 4 quarters since. The position peaked at $20.9M in Q1 2026. 275 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • ADAR1 Capital Management held 374,617 shares of Inspire Medical Systems worth $16.7M as of Q2 2026.
  • ADAR1 Capital Management sold 30,580 Inspire Medical Systems shares in Q2 2026, an estimated $1.45M.
  • Inspire Medical Systems made up 0.76% of ADAR1 Capital Management's portfolio in Q2 2026, its #29 holding.
  • ADAR1 Capital Management first reported a position in Inspire Medical Systems in Q3 2025 and has held it in 4 quarters since.
  • ADAR1 Capital Management's Inspire Medical Systems position peaked at $20.9M in Q1 2026.
  • 275 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.