Aduro Clean Technologies is trading 10.2% down at $9.50 in pre-market on November 9, with no clear company-specific announcement explaining the decline. - The shares compare with the November 6 close of $10.58. - Latest identified company news was the November 5 pilot-plant update; no new event was identified on November 9. - The November 6 gain accompanied a broader market rebound; Monday’s supplied market snapshot is mixed and does not explain the drop, which follows recent volatile closes.