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PFF · iShares Preferred and Income Securities ETF ETF

Alerts for PFF
$30.36 +0.00 (+0.00%) At close · Sep 4

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
2026-07-27 2,119,550 5,167,503 7,287,053 50.5%
2026-07-20 1,992,924 5,564,250 7,557,174 54.8%
2026-07-13 1,254,540 5,113,486 6,368,026 50.5%
2026-07-06 1,450,477 5,218,414 6,668,891 53.6%
2026-06-29 2,219,153 4,673,691 6,892,844 48.2%
2026-06-22 2,650,955 6,910,139 9,561,094 43.7%
2026-06-15 1,603,317 4,240,634 5,843,951 44.6%
2026-06-08 2,515,426 4,712,201 7,227,627 42.7%
2026-06-01 2,577,782 5,236,959 7,814,741 45.2%
2026-05-25 949,555 3,535,277 4,484,832 62.8%
2026-05-18 1,915,201 6,629,525 8,544,726 53.9%
2026-05-11 1,859,045 4,754,318 6,613,363 56.9%
2026-05-04 2,052,086 5,763,243 7,815,329 55.7%
2026-04-27 1,632,517 4,609,882 6,242,399 56.6%
2026-04-20 1,968,873 4,507,605 6,476,478 52.3%
2026-04-13 2,544,113 7,030,960 9,575,073 60.8%
2026-04-06 2,375,532 4,964,677 7,340,209 49.4%
2026-03-30 1,775,219 4,661,030 6,436,249 45.8%
2026-03-23 2,494,361 7,300,612 9,794,973 53.1%
2026-03-16 3,611,171 12,927,430 16,538,601 59.1%
2026-03-09 4,215,049 10,619,761 14,834,810 52.1%
2026-03-02 2,551,996 6,539,411 9,091,407 50.9%
2026-02-23 2,059,481 6,376,142 8,435,623 56.8%
2026-02-16 1,543,270 10,306,041 11,849,311 71.3%
2026-02-09 1,265,375 6,214,970 7,480,345 55.7%
2026-02-02 2,391,356 8,699,549 11,090,905 57.1%
2026-01-26 2,037,260 8,975,110 11,012,370 67.9%
2026-01-19 2,097,413 7,101,878 9,199,291 65.3%
2026-01-12 2,724,921 9,144,144 11,869,065 70.1%
2026-01-05 3,406,022 8,500,260 11,906,282 63.0%
2025-12-29 1,721,670 6,832,496 8,554,166 63.8%
2025-12-22 1,405,264 5,562,139 6,967,403 66.4%
2025-12-15 2,363,214 12,187,075 14,550,289 81.8%
2025-12-08 3,143,362 9,502,961 12,646,323 63.6%
2025-12-01 2,438,499 9,604,307 12,042,806 63.2%
2025-11-24 1,331,535 5,311,616 6,643,151 61.6%
2025-11-17 2,551,834 10,136,439 12,688,273 56.8%
2025-11-10 1,396,940 6,619,676 8,016,616 57.9%
2025-11-03 2,902,386 8,342,109 11,244,495 53.7%
2025-10-27 1,619,548 5,809,203 7,428,751 51.5%
2025-10-20 1,840,546 5,680,837 7,521,383 57.5%
2025-10-13 1,726,354 8,022,115 9,748,469 59.8%
2025-10-06 2,031,767 7,695,379 9,727,146 57.3%
2025-09-29 1,968,096 6,387,100 8,355,196 55.9%
2025-09-22 1,148,303 6,584,877 7,733,180 62.3%
2025-09-15 1,161,681 7,202,259 8,363,940 59.7%
2025-09-08 1,971,224 8,060,291 10,031,515 62.7%
Showing 1–47 of 47 weeks