CPRX
Catalyst Pharmaceuticals, Inc.Company with tickers: CPRX
CIK
1369568
CUSIP
14888U101
Shares Outstanding
122,419,767
13F Activity (30d)
175 filings
170 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 | 6,239,482 | 5,289,273 | 11,528,755 | 51.1% |
| 2026-04-27 | 3,293,269 | 2,636,979 | 5,930,248 | 39.0% |
| 2026-04-20 | 1,732,751 | 1,468,940 | 3,201,691 | 43.2% |
| 2026-04-13 | 1,678,011 | 1,627,743 | 3,305,754 | 42.2% |
| 2026-04-06 | 1,581,592 | 849,686 | 2,431,278 | 46.2% |
| 2026-03-30 | 698,722 | 725,720 | 1,424,442 | 43.7% |
| 2026-03-23 | 1,060,214 | 682,607 | 1,742,821 | 35.0% |
| 2026-03-16 | 1,052,690 | 1,191,598 | 2,244,288 | 32.7% |
| 2026-03-09 | 1,133,392 | 682,520 | 1,815,912 | 35.1% |
| 2026-03-02 | 1,674,257 | 822,259 | 2,496,516 | 33.9% |
| 2026-02-23 | 1,640,925 | 1,518,520 | 3,159,445 | 43.5% |
| 2026-02-16 | 1,300,197 | 564,173 | 1,864,370 | 42.4% |
| 2026-02-09 | 1,673,955 | 737,558 | 2,411,513 | 38.5% |
| 2026-02-02 | 1,440,406 | 1,118,434 | 2,558,840 | 38.9% |
| 2026-01-26 | 1,070,422 | 873,182 | 1,943,604 | 38.2% |
| 2026-01-19 | 922,689 | 1,266,942 | 2,189,631 | 44.9% |
| 2026-01-12 | 1,843,405 | 964,587 | 2,807,992 | 41.0% |
| 2026-01-05 | 1,169,139 | 1,300,729 | 2,469,868 | 35.9% |
| 2025-12-29 | 529,199 | 979,629 | 1,508,828 | 44.4% |
| 2025-12-22 | 619,485 | 525,239 | 1,144,724 | 35.7% |
| 2025-12-15 | 1,478,586 | 2,377,755 | 3,856,341 | 42.6% |
| 2025-12-08 | 1,776,605 | 1,258,196 | 3,034,801 | 40.6% |
| 2025-12-01 | 1,185,325 | 981,305 | 2,166,630 | 40.8% |
| 2025-11-24 | 970,453 | 1,343,672 | 2,314,125 | 46.5% |
| 2025-11-17 | 1,108,584 | 1,158,065 | 2,266,649 | 38.4% |
| 2025-11-10 | 1,236,962 | 2,108,879 | 3,345,841 | 48.3% |
| 2025-11-03 | 2,025,909 | 2,472,407 | 4,498,316 | 44.4% |
| 2025-10-27 | 801,456 | 1,071,874 | 1,873,330 | 39.9% |
| 2025-10-20 | 979,699 | 1,236,682 | 2,216,381 | 42.1% |
| 2025-10-13 | 1,152,242 | 1,237,790 | 2,390,032 | 39.1% |
| 2025-10-06 | 1,171,489 | 1,334,728 | 2,506,217 | 40.3% |
| 2025-09-29 | 1,929,383 | 2,742,791 | 4,672,174 | 45.3% |
| 2025-09-22 | 1,078,910 | 1,966,081 | 3,044,991 | 47.0% |
| 2025-09-15 | 1,351,886 | 2,473,228 | 3,825,114 | 41.7% |
| 2025-09-08 | 1,674,750 | 2,702,171 | 4,376,921 | 52.2% |
| 2025-09-01 | 2,192,790 | 2,119,574 | 4,312,364 | 48.3% |
| 2025-08-25 | 1,573,244 | 1,901,092 | 3,474,336 | 53.2% |
| 2025-08-18 | 1,096,417 | 1,185,432 | 2,281,849 | 45.1% |
| 2025-08-11 | 1,384,775 | 1,752,236 | 3,137,011 | 41.6% |
| 2025-08-04 | 2,753,591 | 1,877,047 | 4,630,638 | 42.9% |
| 2025-07-28 | 1,180,864 | 1,303,448 | 2,484,312 | 44.5% |
| 2025-07-21 | 1,380,093 | 1,111,639 | 2,491,732 | 45.1% |
| 2025-07-14 | 1,409,444 | 1,050,011 | 2,459,455 | 36.9% |
| 2025-07-07 | 1,656,245 | 1,271,339 | 2,927,584 | 39.3% |
| 2025-06-30 | 931,212 | 963,573 | 1,894,785 | 39.4% |
| 2025-06-23 | 1,282,386 | 1,593,327 | 2,875,713 | 40.6% |
| 2025-06-16 | 1,032,552 | 1,552,395 | 2,584,947 | 40.5% |
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