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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%
Showing 1–8 of 8 weeks