A detailed history of William Blair Investment Management, LLC transactions in Inspire Medical Systems, Inc. stock. As of the latest transaction made, William Blair Investment Management, LLC holds 906,349 shares of INSP stock, worth $168 Million. This represents 0.49% of its overall portfolio holdings.

Number of Shares
906,349
Previous 770,413 17.64%
Holding current value
$168 Million
Previous $103 Million 85.53%
% of portfolio
0.49%
Previous 0.28%

Shares

22 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 08, 2024

BUY
$125.79 - $216.71 $17.1 Million - $29.5 Million
135,936 Added 17.64%
906,349 $191 Million
Q2 2024

Aug 08, 2024

BUY
$133.83 - $251.19 $1.82 Million - $3.42 Million
13,602 Added 1.8%
770,413 $103 Million
Q1 2024

May 08, 2024

SELL
$165.3 - $226.0 $8.29 Million - $11.3 Million
-50,136 Reduced 6.21%
756,811 $163 Million
Q4 2023

Feb 09, 2024

BUY
$125.26 - $203.83 $14.1 Million - $23 Million
112,802 Added 16.25%
806,947 $164 Million
Q3 2023

Nov 09, 2023

SELL
$185.0 - $326.08 $26.3 Million - $46.3 Million
-142,017 Reduced 16.98%
694,145 $138 Million
Q2 2023

Aug 10, 2023

SELL
$226.52 - $324.64 $119,602 - $171,409
-528 Reduced 0.06%
836,162 $271 Million
Q1 2023

May 12, 2023

BUY
$229.06 - $278.01 $748,339 - $908,258
3,267 Added 0.39%
836,690 $196 Million
Q4 2022

Feb 09, 2023

BUY
$164.02 - $259.76 $28.7 Million - $45.4 Million
174,811 Added 26.54%
833,423 $210 Million
Q3 2022

Nov 09, 2022

SELL
$170.68 - $226.46 $986,359 - $1.31 Million
-5,779 Reduced 0.87%
658,612 $117 Million
Q2 2022

Aug 10, 2022

SELL
$147.53 - $266.6 $13.2 Million - $23.9 Million
-89,694 Reduced 11.89%
664,391 $121 Million
Q1 2022

May 11, 2022

SELL
$193.94 - $261.91 $25.2 Million - $34.1 Million
-130,106 Reduced 14.71%
754,085 $194 Million
Q4 2021

Feb 14, 2022

SELL
$207.57 - $280.17 $2.45 Million - $3.3 Million
-11,785 Reduced 1.32%
884,191 $203 Million
Q3 2021

Nov 10, 2021

BUY
$170.0 - $258.58 $22.9 Million - $34.8 Million
134,501 Added 17.66%
895,976 $209 Million
Q2 2021

Aug 12, 2021

BUY
$164.93 - $242.23 $19.5 Million - $28.7 Million
118,294 Added 18.39%
761,475 $147 Million
Q1 2021

May 13, 2021

BUY
$182.45 - $249.25 $21 Million - $28.7 Million
115,100 Added 21.8%
643,181 $133 Million
Q4 2020

Feb 09, 2021

BUY
$119.35 - $200.46 $63 Million - $106 Million
528,081 New
528,081 $99.3 Million
Q1 2020

May 08, 2020

SELL
$41.62 - $89.92 $49.6 Million - $107 Million
-1,190,766 Closed
0 $0
Q4 2019

Feb 12, 2020

BUY
$52.12 - $75.0 $3.79 Million - $5.45 Million
72,666 Added 6.5%
1,190,766 $88.4 Million
Q3 2019

Nov 12, 2019

SELL
$61.02 - $70.19 $2.61 Million - $3 Million
-42,780 Reduced 3.69%
1,118,100 $68.2 Million
Q2 2019

Aug 09, 2019

BUY
$47.07 - $60.71 $3.05 Million - $3.93 Million
64,785 Added 5.91%
1,160,880 $70.4 Million
Q1 2019

May 10, 2019

BUY
$39.48 - $62.0 $34.9 Million - $54.8 Million
883,826 Added 416.37%
1,096,095 $62.2 Million
Q4 2018

Feb 13, 2019

BUY
$37.07 - $52.58 $7.87 Million - $11.2 Million
212,269 New
212,269 $8.97 Million

Others Institutions Holding INSP

About Inspire Medical Systems, Inc.


  • Ticker INSP
  • Exchange NYSE
  • Sector Healthcare
  • Industry Medical Devices
  • Shares Outstandng 28,788,600
  • Market Cap $5.34B
  • Description
  • Inspire Medical Systems, Inc., a medical technology company, focuses on the development and commercialization of minimally invasive solutions for patients with obstructive sleep apnea (OSA) in the United States and internationally. The company offers Inspire system, a neurostimulation technology that provides a safe and effective treatment for m...
More about INSP
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