A detailed history of Gilder Gagnon Howe & CO LLC transactions in I Rhythm Technologies, Inc. stock. As of the latest transaction made, Gilder Gagnon Howe & CO LLC holds 80,759 shares of IRTC stock, worth $7.3 Million. This represents 0.08% of its overall portfolio holdings.

Number of Shares
80,759
Previous 126,395 36.11%
Holding current value
$7.3 Million
Previous $13.6 Million 55.94%
% of portfolio
0.08%
Previous 0.18%

Shares

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

Nov 14, 2024

SELL
$64.64 - $106.45 $2.95 Million - $4.86 Million
-45,636 Reduced 36.11%
80,759 $6 Million
Q2 2024

Aug 14, 2024

BUY
$84.07 - $116.43 $6.76 Million - $9.36 Million
80,401 Added 174.81%
126,395 $13.6 Million
Q1 2024

May 15, 2024

BUY
$100.25 - $123.61 $2.56 Million - $3.16 Million
25,526 Added 124.71%
45,994 $5.34 Million
Q4 2023

Feb 14, 2024

SELL
$72.43 - $109.01 $62,434 - $93,966
-862 Reduced 4.04%
20,468 $2.19 Million
Q3 2023

Nov 14, 2023

SELL
$84.96 - $116.39 $55,563 - $76,119
-654 Reduced 2.97%
21,330 $2.01 Million
Q2 2023

Aug 14, 2023

SELL
$96.56 - $139.7 $15,546 - $22,491
-161 Reduced 0.73%
21,984 $2.29 Million
Q1 2023

May 15, 2023

BUY
$85.89 - $124.03 $192,823 - $278,447
2,245 Added 11.28%
22,145 $2.75 Million
Q4 2022

Feb 14, 2023

BUY
$89.89 - $136.77 $719 - $1,094
8 Added 0.04%
19,900 $1.86 Million
Q3 2022

Nov 14, 2022

BUY
$110.28 - $160.42 $274,376 - $399,124
2,488 Added 14.3%
19,892 $2.49 Million
Q2 2022

Aug 15, 2022

SELL
$107.95 - $168.01 $8,312 - $12,936
-77 Reduced 0.44%
17,404 $1.88 Million
Q1 2022

May 16, 2022

SELL
$101.95 - $157.47 $41,595 - $64,247
-408 Reduced 2.28%
17,481 $2.75 Million
Q4 2021

Feb 14, 2022

SELL
$58.34 - $122.12 $6,359 - $13,311
-109 Reduced 0.61%
17,889 $2.11 Million
Q3 2021

Nov 15, 2021

BUY
$41.91 - $65.79 $754,128 - $1.18 Million
17,994 Added 449850.0%
17,998 $1.05 Million
Q2 2021

Aug 16, 2021

SELL
$61.8 - $137.21 $24.3 Million - $54 Million
-393,567 Reduced 100.0%
4 $0
Q1 2021

May 17, 2021

SELL
$127.0 - $268.46 $1.46 Million - $3.08 Million
-11,490 Reduced 2.84%
393,571 $54.7 Million
Q4 2020

Feb 16, 2021

BUY
$180.8 - $261.17 $1.5 Million - $2.17 Million
8,305 Added 2.09%
405,061 $96.1 Million
Q3 2020

Nov 16, 2020

BUY
$111.6 - $238.11 $5.89 Million - $12.6 Million
52,766 Added 15.34%
396,756 $94.5 Million
Q2 2020

Aug 14, 2020

SELL
$72.13 - $131.18 $280,297 - $509,765
-3,886 Reduced 1.12%
343,990 $39.9 Million
Q1 2020

May 15, 2020

SELL
$57.79 - $101.4 $863,498 - $1.52 Million
-14,942 Reduced 4.12%
347,876 $28.3 Million
Q4 2019

Feb 14, 2020

SELL
$61.0 - $72.97 $967,582 - $1.16 Million
-15,862 Reduced 4.19%
362,818 $24.7 Million
Q3 2019

Nov 14, 2019

BUY
$68.59 - $83.77 $18.3 Million - $22.4 Million
267,458 Added 240.47%
378,680 $28.1 Million
Q2 2019

Aug 13, 2019

SELL
$66.64 - $80.48 $35,918 - $43,378
-539 Reduced 0.48%
111,222 $8.8 Million
Q1 2019

May 17, 2019

SELL
$65.44 - $97.34 $185,980 - $276,640
-2,842 Reduced 2.48%
111,761 $8.38 Million
Q4 2018

Feb 14, 2019

SELL
$60.15 - $92.4 $675,304 - $1.04 Million
-11,227 Reduced 8.92%
114,603 $7.96 Million
Q3 2018

Oct 30, 2018

SELL
$73.27 - $96.89 $143,829 - $190,195
-1,963 Reduced 1.54%
125,830 $11.9 Million
Q2 2018

Jul 31, 2018

SELL
$57.89 - $84.41 $336,746 - $491,012
-5,817 Reduced 4.35%
127,793 $10.4 Million
Q1 2018

Apr 30, 2018

BUY
$57.58 - $66.94 $1.65 Million - $1.92 Million
28,723 Added 27.38%
133,610 $8.41 Million
Q4 2017

Jan 31, 2018

SELL
$48.21 - $57.68 $367,022 - $439,117
-7,613 Reduced 6.77%
104,887 $5.88 Million
Q3 2017

Nov 06, 2017

BUY
$40.56 - $51.88 $4.56 Million - $5.84 Million
112,500
112,500 $5.84 Million

Others Institutions Holding IRTC

About iRhythm Technologies, Inc.


  • Ticker IRTC
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Medical Devices
  • Shares Outstandng 30,026,600
  • Market Cap $2.71B
  • Description
  • iRhythm Technologies, Inc., a digital healthcare company, provides ambulatory electrocardiogram (ECG) monitoring products for patients at risk for arrhythmias in the United States. It offers Zio service, an ambulatory cardiac monitoring solution that combines a wire-free, patch-based, and wearable biosensor with a cloud-based data analytic platf...
More about IRTC
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