TNON up 163.9% on Sep 11 2026 with no filing that explains it
TNON+163.9%on Fri Sep 11 2026
Tenon Medical, Inc. Common Stock was up 163.9% on the day at $6.44, ranked #4 on — its usual five-minute volume, when TapeRank recorded this unexplained move at 04:00 ET during the pre-market session.
WHAT THE ROW LOOKED LIKE
LAST6.44
DAY▲ 163.9%
5 MIN▲ 3.70%
5M RVOL—
5M $VOL$122K
FLOAT*667K
RANK#4
SESSIONPRE-MARKET
* FLOAT IS SHARES OUTSTANDING; TRUE FREE FLOAT IS NOT AVAILABLE
AI VERDICT
UNEXPLAINEDCONFIDENCE4/5
TNON is up 18.6% pre-market on extremely thin float and volume more than 100 times normal, but the only filing available is a routine Form 4 insider transaction, which does not typically move a stock this much on its own. With no material corporate news disclosed, the move looks driven by order flow into an illiquid, small-float name.
WHYAn 18.6% pre-market gain with 113.5x normal volume vastly outweighs a routine Form 4 insider filing, which carries little to no independent price signal.
ANALYZED 04:16 ET · <1 MIN AGO · ANTHROPIC/CLAUDE-SONNET-5
FILINGS · 24H BEFORE THE MOVE
- THU 12:01 ET4 — Insider transactionSEC 4
SESSION LEVELS AT CAPTURE
VWAP4.59
HOD6.10
LOD3.12
OR HIGH4.89
OR LOW4.16
PREV CLOSE2.44
PM HIGH4.40
PM LOW3.12
GAP▲ 72.13%