IYZ · iShares U.S. Telecommunications ETF · Off Exchange ETF
$39.29
+0.12 (+0.31%)
At close · Oct 20
Return incl. dividend (before tax)
Volume · Oct 20
697.61K
Avg daily vol (3M)
825.08K
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 |
|---|---|---|---|---|
| 2026-09-14 | 492,631 | 1,370,399 | 1,863,030 | 55.0% |
| 2026-09-07 | 309,482 | 3,664,193 | 3,973,675 | 76.2% |
| 2026-08-31 | 436,904 | 851,443 | 1,288,347 | 40.6% |
| 2026-08-24 | 383,437 | 366,462 | 749,899 | 29.4% |
| 2026-08-17 | 904,195 | 668,676 | 1,572,871 | 29.5% |
| 2026-08-10 | 666,898 | 571,473 | 1,238,371 | 29.0% |
| 2026-08-03 | 1,860,153 | 1,437,931 | 3,298,084 | 40.3% |
| 2026-07-27 | 609,002 | 679,001 | 1,288,003 | 33.5% |
| 2026-07-20 | 556,183 | 865,587 | 1,421,770 | 38.0% |
| 2026-07-13 | 736,549 | 960,547 | 1,697,096 | 33.1% |
| 2026-07-06 | 835,748 | 693,085 | 1,528,833 | 27.0% |
| 2026-06-29 | 918,017 | 2,153,417 | 3,071,434 | 43.6% |
| 2026-06-22 | 1,516,006 | 4,057,917 | 5,573,923 | 56.1% |
| 2026-06-15 | 589,700 | 1,250,249 | 1,839,949 | 43.0% |
| 2026-06-08 | 1,519,410 | 3,855,496 | 5,374,906 | 43.7% |
| 2026-06-01 | 1,009,692 | 1,949,667 | 2,959,359 | 44.6% |
| 2026-05-25 | 690,219 | 729,829 | 1,420,048 | 44.3% |
| 2026-05-18 | 1,147,855 | 2,500,347 | 3,648,202 | 53.3% |
| 2026-05-11 | 1,540,120 | 990,628 | 2,530,748 | 38.9% |
| 2026-05-04 | 2,043,372 | 883,896 | 2,927,268 | 40.1% |
| 2026-04-27 | 4,700,634 | 3,002,276 | 7,702,910 | 55.4% |
| 2026-04-20 | 2,233,563 | 4,742,775 | 6,976,338 | 66.1% |
| 2026-04-13 | 1,254,188 | 5,716,732 | 6,970,920 | 71.9% |
| 2026-04-06 | 1,066,313 | 1,712,516 | 2,778,829 | 49.5% |
| 2026-03-30 | 688,555 | 1,120,031 | 1,808,586 | 45.7% |
| 2026-03-23 | 1,130,635 | 2,433,549 | 3,564,184 | 48.9% |
| 2026-03-16 | 2,169,090 | 4,471,301 | 6,640,391 | 56.5% |
| 2026-03-09 | 2,522,352 | 3,013,481 | 5,535,833 | 48.0% |
| 2026-03-02 | 1,763,883 | 1,088,838 | 2,852,721 | 31.9% |
| 2026-02-23 | 1,929,192 | 1,436,855 | 3,366,047 | 32.3% |
| 2026-02-16 | 2,299,321 | 2,097,813 | 4,397,134 | 36.3% |
| 2026-02-09 | 3,436,256 | 753,121 | 4,189,377 | 28.9% |
| 2026-02-02 | 2,501,818 | 1,769,079 | 4,270,897 | 40.8% |
| 2026-01-26 | 514,419 | 673,391 | 1,187,810 | 30.8% |
| 2026-01-19 | 257,716 | 727,093 | 984,809 | 36.9% |
| 2026-01-12 | 937,501 | 437,293 | 1,374,794 | 30.1% |
| 2026-01-05 | 1,106,417 | 482,493 | 1,588,910 | 28.2% |
| 2025-12-29 | 2,791,649 | 1,228,571 | 4,020,220 | 46.9% |
| 2025-12-22 | 729,405 | 154,069 | 883,474 | 32.4% |
| 2025-12-15 | 1,795,566 | 1,741,200 | 3,536,766 | 46.1% |
| 2025-12-08 | 2,028,883 | 795,168 | 2,824,051 | 29.2% |
| 2025-12-01 | 2,222,321 | 279,093 | 2,501,414 | 32.6% |
| 2025-11-24 | 514,911 | 1,281,081 | 1,795,992 | 55.9% |
| 2025-11-17 | 1,061,805 | 242,246 | 1,304,051 | 19.5% |
| 2025-11-10 | 3,657,802 | 273,310 | 3,931,112 | 37.0% |
| 2025-11-03 | 1,842,848 | 1,330,626 | 3,173,474 | 39.2% |
| 2025-10-27 | 924,550 | 971,915 | 1,896,465 | 39.6% |
Showing 1–47 of 47 weeks