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IRTC

iRhythm Holdings, Inc.

Company with tickers: IRTC

CIK
1388658
CUSIP
450056106
Shares Outstanding
32,862,408
13F Activity (30d)
67 filings 64 filers

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-05-04 984,969 315,729 1,300,698 53.7%
2026-04-27 1,078,895 454,792 1,533,687 43.9%
2026-04-20 401,514 342,797 744,311 60.8%
2026-04-13 430,383 352,208 782,591 53.6%
2026-04-06 460,964 309,336 770,300 42.2%
2026-03-30 670,757 345,903 1,016,660 47.0%
2026-03-23 830,893 282,379 1,113,272 45.2%
2026-03-16 880,174 431,044 1,311,218 41.8%
2026-03-09 670,637 453,680 1,124,317 41.1%
2026-03-02 1,466,187 494,076 1,960,263 42.1%
2026-02-23 972,838 276,073 1,248,911 38.7%
2026-02-16 1,129,607 386,289 1,515,896 40.3%
2026-02-09 847,392 363,164 1,210,556 45.8%
2026-02-02 1,242,594 979,338 2,221,932 54.1%
2026-01-26 1,147,445 638,472 1,785,917 49.0%
2026-01-19 648,648 218,762 867,410 48.8%
2026-01-12 2,402,036 792,606 3,194,642 47.4%
2026-01-05 569,812 756,252 1,326,064 60.3%
2025-12-29 278,369 89,112 367,481 43.5%
2025-12-22 414,907 406,969 821,876 56.6%
2025-12-15 920,440 393,728 1,314,168 49.4%
2025-12-08 804,863 189,240 994,103 42.5%
2025-12-01 592,898 203,741 796,639 43.8%
2025-11-24 517,880 291,681 809,561 46.6%
2025-11-17 1,223,306 230,018 1,453,324 47.1%
2025-11-10 936,295 431,607 1,367,902 45.1%
2025-11-03 720,725 226,679 947,404 42.7%
2025-10-27 972,126 607,264 1,579,390 50.3%
2025-10-20 509,380 130,940 640,320 40.9%
2025-10-13 484,190 159,810 644,000 42.4%
2025-10-06 426,299 215,615 641,914 42.6%
2025-09-29 482,400 96,288 578,688 38.2%
2025-09-22 475,401 799,549 1,274,950 59.5%
2025-09-15 568,051 235,047 803,098 40.4%
2025-09-08 809,919 231,791 1,041,710 52.3%
2025-09-01 663,573 182,512 846,085 47.2%
2025-08-25 456,620 288,811 745,431 47.1%
2025-08-18 623,926 290,773 914,699 42.2%
2025-08-11 639,723 332,519 972,242 37.2%
2025-08-04 883,520 239,884 1,123,404 39.4%
2025-07-28 1,184,442 406,459 1,590,901 40.4%
2025-07-21 289,462 110,959 400,421 34.1%
2025-07-14 425,120 195,247 620,367 31.2%
2025-07-07 1,034,373 164,188 1,198,561 38.6%
2025-06-30 388,993 122,844 511,837 31.0%
2025-06-23 431,903 263,393 695,296 33.8%
2025-06-16 367,956 113,897 481,853 33.3%
Showing 1–47 of 47 weeks