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INSP icon

AlphaQuest’s Inspire Medical Systems INSP Stock Holding History

AlphaQuest’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
-2,984
Closed -$275K – 985
2025
Q4 		$275K Sell
2,984
-410
-12% -$39.2K 0.02% 1263
2025
Q3 		$252K Buy
3,394
+533
+19% +$54K 0.02% 1267
2025
Q2 		$371K Buy
2,861
+1,833
+178% +$266K 0.04% 762
2025
Q1 		$164K Buy
1,028
+733
+248% +$133K 0.02% 1077
2024
Q4 		$54.7K Buy
295
+291
+7,275% +$56.5K 0.01% 1271
2024
Q3 		$844 Buy
+4
New +$695 ﹤0.01% 1629
2024
Q2 		– Sell
-6
Closed -$1.29K – 1723
2024
Q1 		$1.29K Buy
+6
New +$1.18K ﹤0.01% 1246

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 $3.37T AUM 44.26% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

AlphaQuest's INSP Position: Q1 2026 in Review

AlphaQuest sold out of Inspire Medical Systems (INSP) in Q1 2026, closing a stake of 2,984 shares — an estimated $275K sold.

AlphaQuest first reported a position in INSP in Q1 2024 and held it in 7 quarters. The position peaked at $371K in Q2 2025. 301 funds tracked by Wall St. Rank hold INSP as of Q1 2026.

  • AlphaQuest reported no remaining Inspire Medical Systems position as of Q1 2026 after selling out during the quarter.
  • AlphaQuest sold 2,984 Inspire Medical Systems shares in Q1 2026, an estimated $275K.
  • AlphaQuest first reported a position in Inspire Medical Systems in Q1 2024 and held it in 7 quarters.
  • AlphaQuest's Inspire Medical Systems position peaked at $371K in Q2 2025.
  • 301 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q1 2026.

Based on AlphaQuest's 13F filing for Q1 2026.