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M&G plc’s Inspire Medical Systems INSP Stock Holding History

M&G plc’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
2025
Q4 		– Sell
-144,960
Closed -$10.7M – 401
2025
Q3 		$10.7M Buy
144,960
+92,036
+174% +$9.32M 0.06% 205
2025
Q2 		$6.88M Buy
52,924
+15
+0% +$2.17K 0.04% 252
2025
Q1 		$8.41M Buy
52,909
+3,205
+6% +$580K 0.04% 232
2024
Q4 		$9.2M Buy
+49,704
New +$9.65M 0.06% 232

Other funds holding INSP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

M&G plc's INSP Position: Q4 2025 in Review

M&G plc sold out of Inspire Medical Systems (INSP) in Q4 2025, closing a stake of 144,960 shares — an estimated $10.7M sold.

M&G plc first reported a position in INSP in Q4 2024 and held it in 4 quarters. The position peaked at $10.7M in Q3 2025. 342 funds tracked by Wall St. Rank hold INSP as of Q4 2025.

  • M&G plc reported no remaining Inspire Medical Systems position as of Q4 2025 after selling out during the quarter.
  • M&G plc sold 144,960 Inspire Medical Systems shares in Q4 2025, an estimated $10.7M.
  • M&G plc first reported a position in Inspire Medical Systems in Q4 2024 and held it in 4 quarters.
  • M&G plc's Inspire Medical Systems position peaked at $10.7M in Q3 2025.
  • 342 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q4 2025.

Based on M&G plc's 13F filing for Q4 2025, filed 12 Feb 2026.