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CPRX

Catalyst Pharmaceuticals, Inc.

Company with tickers: CPRX

CIK
1369568
CUSIP
14888U101
Shares Outstanding
122,419,767
13F Activity (30d)
136 filings 132 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%
Showing 1–21 of 21 weeks