Security Matters is trading 5.02% down at $6.48 in after-hours trading on September 28, 2026, with no specific catalyst identified.
- The September 25 close was $8.01, after closes of $8.75 and $9.64 earlier in the week.
- No September 28 company announcement was identified; the latest listed press releases were dated September 25.
- Bitcoin and Ethereum fell 1.31% and 0.18%, respectively, over 24 hours, not closely matching the decline; broader markets were lower, with no catalyst established.