Acadian Asset Management’s Inspire Medical Systems INSP Stock Holding History

Acadian Asset 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	$3.62M	Sell	81,263 -128,223	-61%	-$6.08M	﹤0.01%	900
2026 Q1	$10.8M	Buy	209,486 +186,071	+795%	+$13M	0.02%	516
2025 Q4	$2.15M	Buy	23,415 +6,769	+41%	+$648K	﹤0.01%	897
2025 Q3	$1.23M	Buy	+16,646	New	+$1.69M	﹤0.01%	1008
2023 Q3	–	Sell	-4,619	Closed	-$1.5M	–	1735
2023 Q2	$1.5M	Buy	4,619 +1,936	+72%	+$553K	0.01%	780
2023 Q1	$627K	Buy	+2,683	New	+$678K	﹤0.01%	999

Other funds holding INSP

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

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 Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Nomura Holdings Tokyo, Japan $85.4B AUM 91.09% 1-Year Est. Return

Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Acadian Asset Management's INSP Position: Q2 2026 in Review

Acadian Asset Management reduced its Inspire Medical Systems (INSP) stake by 61% in Q2 2026, selling an estimated $6.08M and leaving 81,263 shares worth $3.62M. The position accounts for ﹤0.01% of the portfolio, ranked #900.

Acadian Asset Management first reported a position in INSP in Q1 2023 and has held it in 6 quarters since. The position peaked at $10.8M in Q1 2026. 275 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

Acadian Asset Management held 81,263 shares of Inspire Medical Systems worth $3.62M as of Q2 2026.
Acadian Asset Management sold 128,223 Inspire Medical Systems shares in Q2 2026, an estimated $6.08M.
Inspire Medical Systems made up ﹤0.01% of Acadian Asset Management's portfolio in Q2 2026, its #900 holding.
Acadian Asset Management first reported a position in Inspire Medical Systems in Q1 2023 and has held it in 6 quarters since.
Acadian Asset Management's Inspire Medical Systems position peaked at $10.8M in Q1 2026.
275 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.