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Inspire Medical Systems
INSP

Overview Fund Activity

249 hedge funds and large institutions have $5.2B invested in Inspire Medical Systems in 2021 Q1 according to their latest regulatory filings, with 40 funds opening new positions, 75 increasing their positions, 102 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
249
Holders Change
+10
Holders Change %
+4.18%
% of All Funds
4.38%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.05%
New
40
Increased
75
Reduced
102
Closed
26
Calls
$17.5M
Puts
$35.3M
Net Calls
-$17.9M
Net Calls Change
-$17.8M

Top Buyers

1
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
$206M
2
MWNA
Marshall Wace North America
New York
$66.9M
3
Principal Financial Group
Principal Financial Group
Iowa
$55M
4
Marshall Wace
Marshall Wace
United Kingdom
$76.1M
5
William Blair Investment Management
William Blair Investment Management
Illinois
$133M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$568M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
$81.8M
3
Invesco
Invesco
Georgia
$181M
4
WA
Wasatch Advisors
Utah
$135M
5
RSCM
Rock Springs Capital Management
Maryland
$20.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
NCGI
251
Next Century Growth Investors
Minnesota
– -$3.75M -19,913 Closed
Susquehanna International Group
252
Susquehanna International Group
Pennsylvania
– -$2.77M -14,715 Closed
ACMH
253
Andar Capital Management (HK)
Hong Kong
– -$2.26M -12,000 Closed
QC
254
Quadrature Capital
United Kingdom
– -$2.02M -10,721 Closed
CM
255
Castleark Management
Illinois
– -$1.74M -9,238 Closed
DTL
256
Dynamic Technology Lab
Singapore
– -$1.53M -8,148 Closed
CCFM
257
Clear Creek Financial Management
Washington
– -$1.33M -7,054 Closed
Walleye Capital
258
Walleye Capital
New York
– -$1.19K -6,332 Closed
TC
259
TwinBeech Capital
New York
– -$1.12M -5,950 Closed
ECM
260
EMC Capital Management
Texas
– -$1.04M -5,538 Closed
Parallax Volatility Advisers
261
Parallax Volatility Advisers
California
– -$799K -4,250 Closed
AR
262
Advisory Research
Illinois
– -$700K -3,719 Closed
FC
263
FORA Capital
Florida
– -$649K -3,452 Closed
PP
264
Paloma Partners
Connecticut
– -$591K -3,140 Closed
JF
265
Jump Financial
Illinois
– -$507K -2,698 Closed
TI
266
Trexquant Investment
Connecticut
– -$453K -2,411 Closed
VF
267
Virtu Financial
New York
– -$416K -2,211 Closed
GG
268
Golden Green
South Carolina
– -$237K -1,262 Closed
TSS
269
Two Sigma Securities
New York
– -$225K -1,196 Closed
FRM
270
Fox Run Management
Connecticut
– -$211K -1,120 Closed
GAM
271
Gotham Asset Management
New York
– -$201K -1,071 Closed
JCM
272
Jacobi Capital Management
Pennsylvania
– -$24K -130 Closed
PWPS
273
Pinnacle Wealth Planning Services
Ohio
– -$16K -85 Closed
VAIA
274
Virtus Alternative Investment Advisers
Connecticut
– -$8K -44 Closed
ICP
275
Interchange Capital Partners
Pennsylvania
– -$2K -12 Closed
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