SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0000950123-11-046717
Form type: SC 13D
Filer: MARKETAXESS HOLDINGS INC
CIK: CIK 1278021
Filed: May 06, 2011
Reporting period: May 02, 2011
Description: Activist stake

Documents

0000950123-11-046717-index.htm

Complete submission

0000950123-11-046717.txt

directory listing

Filed by

MARKETAXESS HOLDINGS INC