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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000898432-09-000224
Filing Date
2009-02-18
Accepted
2009-02-18 12:35:51
Documents
1

Document Format Files

Seq Description Document Type Size
1 onebeacon-sc13g.htm SC 13G/A 18504
  Complete submission text file 0000898432-09-000224.txt   20355
Mailing Address 21 DUPONT CIRCLE WASHINGTON DC 20006
Business Address 21 DUPONT CIRCLE WASHINGTON DC 20006
MARSHFIELD ASSOCIATES (Filed by) CIK: 0000914976 (see all company filings)

IRS No.: 000000000
Type: SC 13G/A

Mailing Address 1 BEACON LANE CANTON MA 02021
Business Address 1 BEACON LANE CANTON MA 02021 7813327000
OneBeacon Insurance Group, Ltd. (Subject) CIK: 0001369817 (see all company filings)

IRS No.: 000000000 | State of Incorp.: D0 | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-82243 | Film No.: 09617936
SIC: 6331 Fire, Marine & Casualty Insurance