You don't seem it is severely restricted and only accepts unsolicited Quotes Only. The 15c2-11 was changed so the SEC shutdown shell hijacking in September of 2021. But you have never been able to understand no more piggyback exemptions. No one is going to acquire a shell if a 211 hasn't been filed. So SRNW is on the Expert market and listed as Dark or Defunct and has always been a shell. But you are still pumping away. IG