Capstone Investment Advisors
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Capstone Investment Advisors’s Inspire Medical Systems INSP Stock Holding History

Capstone Investment 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
Q1 		– Sell
-2,610
Closed -$241K – 1716
2025
Q4 		$241K Sell
2,610
-134,197
-98% -$12.8M ﹤0.01% 1444
2025
Q3 		$10.2M Buy
136,807
+132,432
+3,027% +$13.4M 0.02% 319
2025
Q2 		$568K Buy
+4,375
New +$634K ﹤0.01% 1083

Other funds holding INSP

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 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
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

Capstone Investment Advisors's INSP Position: Q1 2026 in Review

Capstone Investment Advisors sold out of Inspire Medical Systems (INSP) in Q1 2026, closing a stake of 2,610 shares — an estimated $241K sold.

Capstone Investment Advisors first reported a position in INSP in Q2 2025 and held it in 3 quarters. The position peaked at $10.2M in Q3 2025. 301 funds tracked by Wall St. Rank hold INSP as of Q1 2026.

  • Capstone Investment Advisors reported no remaining Inspire Medical Systems position as of Q1 2026 after selling out during the quarter.
  • Capstone Investment Advisors sold 2,610 Inspire Medical Systems shares in Q1 2026, an estimated $241K.
  • Capstone Investment Advisors first reported a position in Inspire Medical Systems in Q2 2025 and held it in 3 quarters.
  • Capstone Investment Advisors's Inspire Medical Systems position peaked at $10.2M in Q3 2025.
  • 301 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q1 2026.

Based on Capstone Investment Advisors's 13F filing for Q1 2026, filed 15 May 2026.