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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 %
PEAK6
276
PEAK6
Illinois
$94.5K +$94.5K +593 New
GI
277
GAMMA Investing
California
$91.3K +$65.5K +411 +254%
FFA
278
Farther Finance Advisors
California
$83.1K +$6.48K +41 +8%
CI Investments Inc
279
CI Investments Inc
Ontario, Canada
$83K +$74.5K +465 +877%
PPA
280
Pilgrim Partners Asia
Singapore
$73.3K -$15.9K -100 -18%
SAM
281
Smartleaf Asset Management
Massachusetts
$71.4K +$15.3K +97 +27%
Daiwa Securities Group
282
Daiwa Securities Group
Japan
$54K -$2.09K -13 -4%
Northwestern Mutual Wealth Management
283
Northwestern Mutual Wealth Management
Wisconsin
$47.9K -$2.39K -15 -5%
BT
284
Banque Transatlantique
France
$45.6K +$45.6K +310 New
LC
285
Lindbrook Capital
California
$43.6K +$7.65K +48 +21%
Nisa Investment Advisors
286
Nisa Investment Advisors
Missouri
$42.7K -$15.9K -100 -27%
S
287
SignatureFD
Georgia
$42.2K +$7.01K +44 +20%
QL
288
Quarry LP
New York
$39K +$37.3K +234 +2,127%
CA
289
Clearstead Advisors
Ohio
$38.4K +$796 +5 +2%
PA
290
Parallel Advisors
California
$33.4K +$26.1K +164 +357%
HNB
291
Huntington National Bank
Ohio
$33K +$5.26K +33 +19%
SC
292
SouthState Corp
Florida
$32.3K +$478 +3 +2%
HI
293
Harbour Investments
Wisconsin
$31.4K – – –
TRCT
294
Tower Research Capital (TRC)
New York
$29K -$174K -1,093 -86%
CA
295
Continuum Advisory
Idaho
$27.1K – – –
PAI
296
Pittenger & Anderson Inc
Nebraska
$23.1K +$23.1K +145 New
FHA
297
First Horizon Advisors
Tennessee
$18.6K -$3.35K -21 -15%
ACA
298
American Capital Advisory
Idaho
$17.5K – – –
NS
299
NBC Securities
Alabama
$17K +$17K +111 New
Group One Trading
300
Group One Trading
Illinois
$16.6K -$40.9K -257 -71%
10 11
12
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