|4Mar 23, 3:45 PM ET

Ambrosini Robert P 4

4 · BUREAU OF NATIONAL AFFAIRS INC · Filed Mar 23, 2010

Insider Transaction Report

Form 4
Period: 2010-03-20
Ambrosini Robert P
Chief Financial Officer
Transactions
  • Purchase

    Class A Common

    2010-03-20$16.00/sh+2,188$35,0089,489 total

Documents

1 file
  • 4
    primary_doc.xmlPrimary

    PRIMARY DOCUMENT