FilingIndex
8-KThe WireRed Alert

Executive Change · Reg FD Disclosure

Filed Jan 26, 2026 · 5mo ago · Accession 0001193125-26-021629

Plain English

Material event — a significant development the company must disclose promptly.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
MKTX
CIK
1278021
Form type
8-K
Filing date
Jan 26, 2026
Report date
Jan 22, 2026
Document
mktx-20260122.htm
Size
215 KB