PHAT · Phathom Pharmaceuticals, Inc. · Off Exchange
Market Cap
$676.33M
Shares
80.90M
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 |
|---|---|---|---|---|
| 2026-08-03 | 2,565,854 | 1,568,508 | 4,134,362 | 45.1% |
| 2026-07-27 | 3,657,234 | 1,798,983 | 5,456,217 | 41.9% |
| 2026-07-20 | 1,176,915 | 673,493 | 1,850,408 | 39.7% |
| 2026-07-13 | 1,187,560 | 615,568 | 1,803,128 | 38.4% |
| 2026-07-06 | 2,337,088 | 1,698,000 | 4,035,088 | 50.0% |
| 2026-06-29 | 940,377 | 399,618 | 1,339,995 | 37.3% |
| 2026-06-22 | 1,249,822 | 867,112 | 2,116,934 | 35.8% |
| 2026-06-15 | 692,738 | 627,149 | 1,319,887 | 38.8% |
| 2026-06-08 | 1,002,024 | 378,802 | 1,380,826 | 37.4% |
| 2026-06-01 | 1,962,663 | 1,408,888 | 3,371,551 | 43.8% |
| 2026-05-25 | 1,289,108 | 1,049,330 | 2,338,438 | 44.3% |
| 2026-05-18 | 1,413,941 | 466,501 | 1,880,442 | 39.6% |
| 2026-05-11 | 1,600,353 | 678,282 | 2,278,635 | 38.7% |
| 2026-05-04 | 1,328,960 | 612,667 | 1,941,627 | 36.0% |
| 2026-04-27 | 3,223,383 | 2,043,634 | 5,267,017 | 44.8% |
| 2026-04-20 | 1,741,210 | 1,298,971 | 3,040,181 | 43.6% |
| 2026-04-13 | 956,349 | 502,235 | 1,458,584 | 34.3% |
| 2026-04-06 | 1,474,864 | 611,097 | 2,085,961 | 38.2% |
| 2026-03-30 | 1,155,383 | 463,506 | 1,618,889 | 37.8% |
| 2026-03-23 | 1,236,205 | 771,390 | 2,007,595 | 39.4% |
| 2026-03-16 | 1,636,368 | 1,142,628 | 2,778,996 | 42.9% |
| 2026-03-09 | 1,757,206 | 575,657 | 2,332,863 | 44.0% |
| 2026-03-02 | 1,259,900 | 1,118,549 | 2,378,449 | 42.7% |
| 2026-02-23 | 1,923,730 | 949,985 | 2,873,715 | 43.6% |
| 2026-02-16 | 1,295,294 | 668,672 | 1,963,966 | 42.6% |
| 2026-02-09 | 1,014,834 | 401,029 | 1,415,863 | 42.8% |
| 2026-02-02 | 1,113,427 | 609,774 | 1,723,201 | 36.7% |
| 2026-01-26 | 733,367 | 592,356 | 1,325,723 | 35.1% |
| 2026-01-19 | 1,753,955 | 788,881 | 2,542,836 | 48.0% |
| 2026-01-12 | 1,714,389 | 1,074,264 | 2,788,653 | 40.1% |
| 2026-01-05 | 2,637,671 | 1,788,706 | 4,426,377 | 42.4% |
| 2025-12-29 | 500,683 | 458,589 | 959,272 | 39.1% |
| 2025-12-22 | 712,997 | 456,455 | 1,169,452 | 41.3% |
| 2025-12-15 | 1,090,108 | 3,006,663 | 4,096,771 | 53.6% |
| 2025-12-08 | 858,214 | 602,253 | 1,460,467 | 37.9% |
| 2025-12-01 | 1,351,408 | 579,637 | 1,931,045 | 46.0% |
| 2025-11-24 | 550,081 | 567,815 | 1,117,896 | 35.9% |
| 2025-11-17 | 1,021,337 | 630,869 | 1,652,206 | 40.5% |
| 2025-11-10 | 1,028,762 | 928,023 | 1,956,785 | 44.6% |
| 2025-11-03 | 954,014 | 1,343,742 | 2,297,756 | 47.3% |
| 2025-10-27 | 1,415,147 | 1,565,298 | 2,980,445 | 46.3% |
| 2025-10-20 | 956,826 | 910,787 | 1,867,613 | 48.1% |
| 2025-10-13 | 1,418,621 | 1,525,632 | 2,944,253 | 46.0% |
| 2025-10-06 | 1,410,513 | 2,030,706 | 3,441,219 | 40.5% |
| 2025-09-29 | 999,029 | 1,939,112 | 2,938,141 | 44.3% |
| 2025-09-22 | 775,107 | 1,777,496 | 2,552,603 | 44.6% |
| 2025-09-15 | 777,419 | 1,795,319 | 2,572,738 | 44.8% |
Showing 1–47 of 47 weeks
Key facts
CIK
1783183
CUSIP
71722W107
13F (30d)
64 filings
64 filers
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