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HTFL

Heartflow, Inc.

Company with tickers: HTFL

Market Cap
$3.07B
Shares Outstanding
86,240,828
CIK
1464521
CUSIP
42238D107

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 1,325,857 434,081 1,759,938 52.4%
2026-04-27 1,468,480 1,909,893 3,378,373 73.1%
2026-04-20 1,927,209 494,864 2,422,073 43.9%
2026-04-13 1,817,253 517,034 2,334,287 50.9%
2026-04-06 1,587,179 441,815 2,028,994 39.6%
2026-03-30 2,790,330 389,970 3,180,300 62.4%
2026-03-23 2,727,784 553,160 3,280,944 39.6%
2026-03-16 3,541,097 987,353 4,528,450 36.0%
2026-03-09 1,926,200 769,132 2,695,332 44.7%
2026-03-02 1,797,464 403,039 2,200,503 44.5%
2026-02-23 1,967,698 453,549 2,421,247 43.0%
2026-02-16 2,329,672 713,365 3,043,037 43.8%
2026-02-09 3,825,738 2,352,496 6,178,234 49.0%
2026-02-02 4,940,186 2,295,689 7,235,875 46.1%
2026-01-26 1,693,505 282,111 1,975,616 42.5%
2026-01-19 1,167,594 214,091 1,381,685 43.4%
2026-01-12 1,957,733 586,155 2,543,888 50.6%
2026-01-05 1,079,558 503,052 1,582,610 47.3%
2025-12-29 885,250 684,556 1,569,806 50.4%
2025-12-22 1,145,569 316,140 1,461,709 49.5%
2025-12-15 1,251,421 1,267,322 2,518,743 37.5%
2025-12-08 760,772 238,382 999,154 42.2%
2025-12-01 1,064,916 228,540 1,293,456 46.2%
2025-11-24 513,735 210,459 724,194 36.1%
2025-11-17 1,732,752 312,940 2,045,692 47.2%
2025-11-10 1,408,428 476,335 1,884,763 47.7%
2025-11-03 340,742 168,491 509,233 44.8%
2025-10-27 231,123 189,876 420,999 41.7%
2025-10-20 581,217 308,876 890,093 52.8%
2025-10-13 251,273 245,799 497,072 48.7%
2025-10-06 448,813 318,122 766,935 45.5%
2025-09-29 498,470 665,699 1,164,169 42.0%
2025-09-22 432,805 332,984 765,789 44.7%
2025-09-15 567,742 640,058 1,207,800 46.3%
2025-09-08 539,981 245,048 785,029 50.9%
2025-09-01 349,852 361,133 710,985 48.1%
2025-08-25 754,495 313,555 1,068,050 52.4%
2025-08-18 465,578 230,154 695,732 42.6%
2025-08-11 1,991,050 698,009 2,689,059 46.0%
2025-08-04 1,580,462 859,408 2,439,870
Showing 1–40 of 40 weeks