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IRTC
iRhythm Holdings, Inc. Common Stock
stock NASDAQ

At Close

May 8, 2026 3:59:59 PM EDT

120.47USD-3.524%(-4.40)423,140

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-124.87)0

After-hours

0.00USD0.000%(0.00)0

OverviewOptionsHistoricalDark Pool PrintsShortsMore

IRTC Volume May 8, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	39.85	168,633	43.07
Nasdaq GSM	28.04	118,637	31.33
IEX	6.65	28,120	8.14
Cboe EDGX	6.18	26,158	2.27
Nasdaq BX	5.55	23,501	0.71
NYSE Arca	5.55	23,485	5.15
Nasdaq PHLX	2.09	8,855	0.30
Cboe BZX	1.99	8,418	4.14
MEMX	1.75	7,384	0.75
NYSE	1.08	4,581	1.53
Cboe BYX	0.45	1,913	1.47
Cboe EDGA	0.38	1,622	0.44
MIAX Pearl	0.23	978	0.20
NYSE National	0.13	543	0.30
LTSE	0.05	212	0.06
CHX	0.02	79	0.05
NYSE American	0.00	0	0.09
24X National	0.00	0	0.01

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

IRTC Nutrition Facts

0.86 servings per container

Serving size

490.85K

Calories

423.12K

% Day

% Avg

Off Exchange¹ 169K

39.85%

43.07%

Nasdaq GSM 119K

28.04%

31.33%

IEX 28K

6.65%

8.14%

Cboe EDGX 26K

6.18%

2.27%

Nasdaq BX 24K

5.55%

0.71%

NYSE Arca 23K

5.55%

5.15%

Nasdaq PHLX 9K

2.09%

0.30%

Cboe BZX 8K

1.99%

4.14%

MEMX 7K

1.75%

0.75%

NYSE 5K

1.08%

1.53%

Cboe BYX 2K

0.45%

1.47%

Cboe EDGA 2K

0.38%

0.44%

MIAX Pearl 978

0.23%

0.20%

NYSE National 543

0.13%

0.30%

LTSE 212

0.05%

0.06%

CHX 79

0.02%

0.05%

NYSE American 0

0.00%

0.09%

24X National 0

0.00%

0.01%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

IRTC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 168,633, which is 39.85% of today's total volume.
Today's Lit volume is 254,486, which is 60.15%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 43.07%.
The average Lit volume has been 56.93%.

IRTC Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

Cboe EDGX

Nasdaq BX

NYSE Arca

Nasdaq PHLX

Cboe BZX

MEMX

NYSE

Cboe BYX