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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.

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 Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$642M 4,029,559 -171,774 -4%
Vanguard Group
2
Vanguard Group
Pennsylvania
$514M 3,225,645 -44,712 -1%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$405M 2,541,360 +21,826 +0.9%
WA
4
Wasatch Advisors
Utah
$243M 1,524,107 +202,342 +15%
DIG
5
Dragoneer Investment Group
California
$207M 1,297,603 +426,493 +49%
Baillie Gifford & Co
6
Baillie Gifford & Co
United Kingdom
$185M 1,159,754 -96,251 -8%
UBS AM
7
UBS AM
Illinois
$177M 1,112,925 +759,090 +215%
State Street
8
State Street
Massachusetts
$161M 1,008,059 -54,087 -5%
Invesco
9
Invesco
Georgia
$137M 858,572 +65,492 +8%
William Blair Investment Management
10
William Blair Investment Management
Illinois
$110M 692,918 -209,693 -23%
Janus Henderson Group
11
Janus Henderson Group
United Kingdom
$101M 642,760 +75,448 +13%
Macquarie Group
12
Macquarie Group
Australia
$88.9M 558,227 +20,633 +4%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$81.5M 511,209 +24,868 +5%
UBS Group
14
UBS Group
Switzerland
$77.3M 485,179 +121,624 +33%
TCM
15
TimesSquare Capital Management
New York
$75.9M 476,217 +42,411 +10%
Morgan Stanley
16
Morgan Stanley
New York
$69.9M 439,118 -145,510 -25%
CIP
17
Champlain Investment Partners
Vermont
$69.4M 435,762 -8,647 -2%
FCM
18
Frontier Capital Management
Massachusetts
$69M 433,487 +14,633 +3%
BAMCO Inc
19
BAMCO Inc
New York
$67.3M 422,693 +74,893 +22%
JPMorgan Chase & Co
20
JPMorgan Chase & Co
New York
$63.7M 399,713 -119,836 -23%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$60.6M 380,260 -200,611 -35%
Artisan Partners
22
Artisan Partners
Wisconsin
$59.5M 373,394 -76,816 -17%
BCM
23
Brown Capital Management
Maryland
$56.1M 352,340 +47,560 +16%
CAM
24
Congress Asset Management
Massachusetts
$49M 307,555 +299,949 +3,944%
EAM
25
Eventide Asset Management
Massachusetts
$48.8M 306,301 +181,211 +145%
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