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Inspire Medical Systems
INSP

Overview Fund Activity

360 hedge funds and large institutions have $5.46B invested in Inspire Medical Systems in 2025 Q1 according to their latest regulatory filings, with 60 funds opening new positions, 137 increasing their positions, 112 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
360
Holders Change
+7
Holders Change %
+1.98%
% of All Funds
4.89%
Holding in Top 10
6
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-25%
% of All Funds
0.08%
New
60
Increased
137
Reduced
112
Closed
51
Calls
$36.7M
Puts
$34.9M
Net Calls
+$1.83M
Net Calls Change
+$20.9M

Top Buyers

1
UBS AM
1
UBS AM
Illinois
$177M
2
DIG
2
Dragoneer Investment Group
California
$207M
3
CAM
3
Congress Asset Management
Massachusetts
$49M
4
WA
4
Wasatch Advisors
Utah
$243M
5
EAM
5
Eventide Asset Management
Massachusetts
$48.8M

Top Sellers

1
Fuller & Thaler Asset Management
1
Fuller & Thaler Asset Management
California
$0
2
Marshall Wace
2
Marshall Wace
United Kingdom
$2.44M
3
William Blair Investment Management
3
William Blair Investment Management
Illinois
$110M
4
Bank of New York Mellon
4
Bank of New York Mellon
New York
$60.6M
5
AQR Capital Management
5
AQR Capital Management
Connecticut
$37.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
RP
51
Riverbridge Partners
Minnesota
$21.1M -$1.55M -9,706 -7%
Man Group
52
Man Group
United Kingdom
$20.7M -$7.34M -46,084 -26%
Ameriprise
53
Ameriprise
Minnesota
$19.4M +$2.76M +17,304 +17%
Aberdeen Group
54
Aberdeen Group
United Kingdom
$19.3M – – –
Jacobs Levy Equity Management
55
Jacobs Levy Equity Management
New Jersey
$17.6M -$15.9M -99,566 -47%
Bank of America
56
Bank of America
North Carolina
$16.9M +$9.56M +60,018 +129%
GIP
57
Granite Investment Partners
California
$16.6M +$14.4M +90,644 +673%
Neuberger Berman Group
58
Neuberger Berman Group
New York
$16M +$2.54M +15,929 +19%
RSCM
59
Rock Springs Capital Management
Maryland
$15.8M -$4.9M -30,750 -24%
BG
60
Bellevue Group
Switzerland
$15.8M -$7.88M -49,451 -33%
Public Sector Pension Investment Board (PSP Investments)
61
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$15M +$3.09M +19,401 +26%
Legal & General Group
62
Legal & General Group
United Kingdom
$15M -$239K -1,499 -2%
CCM
63
Catalio Capital Management
New York
$13.7M +$13.7M +85,877 New
Caisse de Depot et Placement du Quebec (CDPQ)
64
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$13.6M +$12.9M +81,184 +2,038%
EHI
65
Eagle Health Investments
Connecticut
$12.9M -$8.84M -55,482 -41%
Victory Capital Management
66
Victory Capital Management
Texas
$12.6M +$234K +1,468 +2%
TLP
67
Tri Locum Partners
New York
$12.6M -$11.5M -71,976 -48%
BA
68
Bridgewater Associates
Connecticut
$11.6M +$11.1M +69,689 +2,204%
WCM Investment Management
69
WCM Investment Management
California
$11.5M +$2.69M +17,125 +31%
DCM
70
Driehaus Capital Management
Illinois
$11.4M +$11.4M +71,745 New
RhumbLine Advisers
71
RhumbLine Advisers
Massachusetts
$11.4M -$337K -2,115 -3%
MPI
72
Mairs & Power Inc
Minnesota
$11.3M +$972K +6,105 +9%
State of Wisconsin Investment Board
73
State of Wisconsin Investment Board
Wisconsin
$10.8M +$338K +2,123 +3%
Mitsubishi UFJ Trust & Banking
74
Mitsubishi UFJ Trust & Banking
Japan
$10.7M -$936K -5,874 -8%
Credit Agricole
75
Credit Agricole
France
$10.7M -$8.11M -50,899 -43%
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