MNOV down 19.4% on Sep 18 2026 with no filing that explains it
MNOV-19.4%on Fri Sep 18 2026
Medicinova, Inc. was down 19.4% on the day at $2.78, ranked #28 on 17.5× its usual five-minute volume, when TapeRank recorded this unexplained move at 09:33 ET during regular hours.
WHAT THE ROW LOOKED LIKE
LAST2.78
DAY▼ 19.4%
5 MIN▼ 12.85%
5M RVOL17.5×
5M $VOL$508K
FLOAT*49.2M
RANK#28
SESSIONREGULAR
* FLOAT IS SHARES OUTSTANDING; TRUE FREE FLOAT IS NOT AVAILABLE
AI VERDICT
UNEXPLAINEDNO FILINGS · RULE
MNOV is down 19.4% on the day on 8.2x its normal volume for this time of day, and trading is halted under code LUDP. No filings or headlines were found in SEC EDGAR filings and Benzinga wire headlines in the last 24 hours, so this is order flow rather than a disclosed catalyst.
WHYNo filings or headlines within 24 hours of the move.
ANALYZED 09:35 ET · <1 MIN AGO · RULE, NO MODEL
FILINGS · 24H BEFORE THE MOVE
No SEC filings in the 24 hours before this was recorded. A move on an unfiled press release shows nothing here, which is what UNEXPLAINED means.
SESSION LEVELS AT CAPTURE
VWAP3.14
HOD3.57
LOD2.78
OR HIGH3.27
OR LOW2.78
PREV CLOSE3.45
PM HIGH3.57
PM LOW3.19
GAP▼ 7.25%