We are live on ! Find out more
INSP icon

Inspire Medical Systems
INSP

407 hedge funds and large institutions have $9.11B invested in Inspire Medical Systems in 2023 Q2 according to their latest regulatory filings, with 87 funds opening new positions, 124 increasing their positions, 140 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed

71% more first-time investments, than exits

New positions opened: 87 | Existing positions closed: 51

57% more funds holding in top 10

Funds holding in top 10: 7 → 11 (+4)

36% more capital invested

Capital invested by funds: $6.68B → $9.11B (+$2.43B)

9% more funds holding

Funds holding: 373 → 407 (+34)

5% more call options, than puts

Call options by funds: $76.8M | Put options by funds: $73.3M

2.59% less ownership

Funds ownership: 98.88% → 96.29% (-2.6%)

11% less repeat investments, than reductions

Existing positions increased: 124 | Existing positions reduced: 140

Holders
407
Holders Change
+34
Holders Change %
+9.12%
% of All Funds
6.39%
Holding in Top 10
11
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+57.14%
% of All Funds
0.17%
New
87
Increased
124
Reduced
140
Closed
51
Calls
$76.8M
Puts
$73.3M
Net Calls
+$3.46M
Net Calls Change
-$587K

Top Buyers

1
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$57.7M
2
VOYA Investment Management
VOYA Investment Management
Georgia
+$46.8M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$45.3M
4
1832 Asset Management
1832 Asset Management
Ontario, Canada
+$42.4M
5
Westfield Capital Management
Westfield Capital Management
Massachusetts
+$40.3M

Top Sellers

1
BlackRock
BlackRock
New York
-$133M
2
Viking Global Investors
Viking Global Investors
Connecticut
-$81.1M
3
Envestnet Asset Management
Envestnet Asset Management
Illinois
-$60M
4
Northern Trust
Northern Trust
Illinois
-$50.7M
5
PAMP
Polar Asset Management Partners
Ontario, Canada
-$36.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
Envestnet Asset Management
126
Envestnet Asset Management
Illinois
$6.93M -$60M -210,070 -91%
EGM
127
Engineers Gate Manager
New York
$6.89M +$427K +1,493 +8%
JF
128
Jump Financial
Illinois
$6.74M -$2.12M -7,424 -26%
RCW
129
Rheos Capital Works
Japan
$6.49M +$5.71M +20,000 New
Calamos Advisors
130
Calamos Advisors
Illinois
$6.49M +$778K +2,723 +16%
HSBC Holdings
131
HSBC Holdings
United Kingdom
$6.4M -$337K -1,181 -6%
OCM
132
Osterweis Capital Management
California
$6.34M -$4.46M -15,595 -44%
Osaic Holdings
133
Osaic Holdings
Arizona
$6.25M +$1.7M +5,935 +45%
KFO
134
Kopp Family Office
Minnesota
$5.88M +$1.11M +3,877 +27%
Tudor Investment Corp
135
Tudor Investment Corp
Connecticut
$5.81M +$3.43M +11,990 +202%
Voloridge Investment Management
136
Voloridge Investment Management
Florida
$5.52M +$485K +1,699 +11%
State of New Jersey Common Pension Fund D
137
State of New Jersey Common Pension Fund D
New Jersey
$5.42M – – –
RA
138
Royce & Associates
New York
$5.35M – – –
AAB
139
ABN AMRO Bank
Netherlands
$5.3M -$519K -1,816 -10%
AG
140
Algert Global
California
$5.11M -$300K -1,050 -6%
RPAM
141
Rhenman & Partners Asset Management
Sweden
$5M -$6.57M -22,992 -60%
HIM
142
Hillsdale Investment Management
Ontario, Canada
$4.98M -$1.45M -5,090 -25%
Wells Fargo
143
Wells Fargo
California
$4.86M -$1.35M -4,725 -24%
PHP
144
Parkman Healthcare Partners
Connecticut
$4.7M +$4.13M +14,470 New
Janney Montgomery Scott
145
Janney Montgomery Scott
Pennsylvania
$4.54M +$2.24M +7,855 +128%
TC
146
TwinBeech Capital
New York
$4.47M +$3.93M +13,760 New
Janus Henderson Group
147
Janus Henderson Group
United Kingdom
$4.42M -$3.71K -13 -0.1%
EGI
148
EAM Global Investors
California
$4.38M +$3.85M +13,482 New
BAM
149
Bullseye Asset Management
Colorado
$4.28M – – –
Baird Financial Group
150
Baird Financial Group
Wisconsin
$4.23M -$57.4K -201 -2%
4 5
6
7 8

INSP Hedge Fund Activity: Q2 2023 in Review

407 of the 6,369 institutional investors tracked by Wall St. Rank reported a position in Inspire Medical Systems (INSP) for Q2 2023, worth a combined $9.11B — up 36% from $6.68B a quarter earlier.

Buyers outnumbered sellers: 87 funds opened new INSP positions and 51 closed out — a net gain of 36 holders — while 124 added to existing stakes and 140 trimmed.

The largest buyer was D.E. Shaw & Co, adding an estimated $57.7M. The largest seller was BlackRock, cutting an estimated $133M.

  • 407 institutional investors held Inspire Medical Systems (INSP) as of Q2 2023, up from 373 in Q1 2023.
  • Funds reported $9.11B of Inspire Medical Systems stock for Q2 2023, up 36% quarter-over-quarter.
  • 87 funds opened new Inspire Medical Systems positions in Q2 2023 and 51 closed out, a net change of +36 holders.
  • The largest Inspire Medical Systems buyer in Q2 2023 was D.E. Shaw & Co, an estimated $57.7M added.
  • The largest Inspire Medical Systems seller in Q2 2023 was BlackRock, an estimated $133M sold.

Based on aggregated 13F filings for Q2 2023.