SEC CIK 20171

CHUBB CORP

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
ATECview stock →497,7612006-06-07

Position History — ATEC

Reported shares owned immediately after each Form 4 transaction, over time.

0999,9451,999,8892,999,8342006-062006-062006-062006-062006-062006-062006-062006-062006-06

Recent Filings — ATEC

DateActivitySharesPriceOwned After
2006-06-07Conversion (derivative)660,540—0
2006-06-07J497,761—497,761
2006-06-07J57,138—2,992,997
2006-06-07Conversion2,358,127—2,935,859
2006-06-07J49,229—546,990
2006-06-07J577,732—577,732
2006-06-07J1,500,000—0
2006-06-07J583,953—583,953
2006-06-07J57,754—2,999,834
2006-06-02———1,500,000

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.