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Inspire Medical Systems
INSP

364 hedge funds and large institutions have $5.65B invested in Inspire Medical Systems in 2023 Q3 according to their latest regulatory filings, with 49 funds opening new positions, 145 increasing their positions, 120 reducing their positions, and 88 closing their positions.

New
Increased
Maintained
Reduced
Closed

21% more repeat investments, than reductions

Existing positions increased: 145 | Existing positions reduced: 120

0.38% more ownership

Funds ownership: 96.29% → 96.66% (+0.38%)

11% less funds holding

Funds holding: 407 → 364 (-43)

36% less funds holding in top 10

Funds holding in top 10: 11 → 7 (-4)

38% less capital invested

Capital invested by funds: $9.11B → $5.65B (-$3.46B)

44% less first-time investments, than exits

New positions opened: 49 | Existing positions closed: 88

51% less call options, than puts

Call options by funds: $68.4M | Put options by funds: $141M

Holders
364
Holders Change
-43
Holders Change %
-10.57%
% of All Funds
5.78%
Holding in Top 10
7
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-36.36%
% of All Funds
0.11%
New
49
Increased
145
Reduced
120
Closed
88
Calls
$68.4M
Puts
$141M
Net Calls
-$72.5M
Net Calls Change
-$76M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$352M
2
Point72 Asset Management
Point72 Asset Management
Connecticut
+$165M
3
WA
Wasatch Advisors
Utah
+$121M
4
Wellington Management Group
Wellington Management Group
Massachusetts
+$104M
5
1832 Asset Management
1832 Asset Management
Ontario, Canada
+$57.9M

Top Sellers

1
Invesco
Invesco
Georgia
-$225M
2
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$87.9M
3
BG
Bellevue Group
Switzerland
-$72.3M
4
Citadel Advisors
Citadel Advisors
Florida
-$68.3M
5
Marshall Wace
Marshall Wace
United Kingdom
-$67.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
T. Rowe Price Associates
26
T. Rowe Price Associates
Maryland
$51.7M -$14.3M -56,807 -18%
Charles Schwab
27
Charles Schwab
California
$50.8M +$1.98M +7,838 +3%
VOYA Investment Management
28
VOYA Investment Management
Georgia
$50.4M -$6.08M -24,115 -9%
Norges Bank
29
Norges Bank
Norway
$48.6M +$1.85M +7,349 +3%
BAMCO Inc
30
BAMCO Inc
New York
$48.6M – – –
Allspring Global Investments
31
Allspring Global Investments
North Carolina
$46M -$31.5M -124,923 -35%
Loomis, Sayles & Company
32
Loomis, Sayles & Company
Massachusetts
$39.7M -$13.1M -51,824 -21%
EP
33
Eversept Partners
New York
$38.3M +$27.9M +110,573 +134%
Invesco
34
Invesco
Georgia
$37.3M -$225M -892,448 -83%
Victory Capital Management
35
Victory Capital Management
Texas
$32.8M +$13.4M +53,293 +48%
D.E. Shaw & Co
36
D.E. Shaw & Co
New York
$32.7M -$64.2M -254,631 -61%
KeyBank National Association
37
KeyBank National Association
Ohio
$31.9M -$159K -630 -0.4%
DCM
38
Driehaus Capital Management
Illinois
$31.6M -$49M -194,316 -55%
Man Group
39
Man Group
United Kingdom
$31.5M -$27.8M -110,082 Closed
Northern Trust
40
Northern Trust
Illinois
$29.6M +$883K +3,501 +2%
CSS
41
Cubist Systematic Strategies
Connecticut
$27.9M +$21.7M +85,910 +157%
ACM
42
Atika Capital Management
New York
$27.8M – – –
HRCM
43
Hood River Capital Management
Florida
$27.6M +$35.1M +139,113 New
N
44
Nuveen
North Carolina
$25.2M +$4.75M +18,846 +17%
QC
45
Quadrature Capital
United Kingdom
$24.8M +$15.8M +62,516 +100%
EAM
46
Eventide Asset Management
Massachusetts
$24.8M +$4.25M +16,870 +16%
Morgan Stanley
47
Morgan Stanley
New York
$24.8M -$16.6M -65,661 -34%
Qube Research & Technologies (QRT)
48
Qube Research & Technologies (QRT)
United Kingdom
$22.1M +$27.1M +107,581 +2,786%
First Trust Advisors
49
First Trust Advisors
Illinois
$21.5M +$25.9M +102,701 +1,852%
Susquehanna International Group
50
Susquehanna International Group
Pennsylvania
$21M -$20.6M -81,763 -44%
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INSP Hedge Fund Activity: Q3 2023 in Review

364 of the 6,301 institutional investors tracked by Wall St. Rank reported a position in Inspire Medical Systems (INSP) for Q3 2023, worth a combined $5.65B — down 38% from $9.11B a quarter earlier.

Sellers outnumbered buyers: 88 funds closed out of INSP and 49 opened new positions — a net loss of 39 holders — while 120 trimmed existing stakes and 145 added.

The largest buyer was Fidelity Investments, adding an estimated $352M. The largest seller was Invesco, cutting an estimated $225M.

  • 364 institutional investors held Inspire Medical Systems (INSP) as of Q3 2023, down from 407 in Q2 2023.
  • Funds reported $5.65B of Inspire Medical Systems stock for Q3 2023, down 38% quarter-over-quarter.
  • 49 funds opened new Inspire Medical Systems positions in Q3 2023 and 88 closed out, a net change of -39 holders.
  • The largest Inspire Medical Systems buyer in Q3 2023 was Fidelity Investments, an estimated $352M added.
  • The largest Inspire Medical Systems seller in Q3 2023 was Invesco, an estimated $225M sold.

Based on aggregated 13F filings for Q3 2023.