OneBeacon Insurance Group, Ltd.


605 HIGHWAY 169 NORTH
SUITE 800
PLYMOUTH,  MN,
  USA
9528520185
Filing DateCurrent and former namesChanged on date
2013-01-02
OneBeacon Insurance Group, Ltd.
2006-08-04
OneBeacon Holdings (Bermuda) Ltd.
2006-07-21
Central Index Key (CIK)
0001369817
Fiscal year end
1231
IRS #
980503315
Std. Industrial Class.
6331 FIRE, MARINE & CASUALTY INSURANCE

Ownership (Form 3,4,5)# Filings
ANDREWS ANN MARIE (0001378286) 8
ARCHIMEDES ALEXANDER CONSTANTINE (0001378152) 4
BARRETTE RAYMOND JOSEPH RENE (0001181360) 1
Brehm Paul J (0001570391) 8
Bridge Holdings Bermuda Ltd (0001672525) 3
CAMPBELL REID TARLTON (0001378156) 1
CARNASE ANDREW COLEMAN (0001378283) 5
Crosby Dennis A (0001506131) 9
DAVIS MORGAN W (0001265345) 9
FASS STEVE ELLIOTT (0001181365) 2
FORSYTH THOMAS LESTER (0001378158) 3
FOY DAVID THOMAS (0001221318) 1
Freedman Jane E (0001418927) 1
Grady Lois W (0001383375) 9
HOWARD RICHARD PAGE (0001378285) 17
LUSARDI ROBERT R (0001182790) 1
Lawrence Jennifer E (0001395644) 1
Lone Tree Holdings Ltd (0001538601) 2
MILLER T MICHAEL (0001201697) 20
Malis Ira H (0001409597) 13
McDonough Paul H (0001328599) 13
McSally Michael J (0001459855) 2
Phillips Maureen (0001543481) 6
REHNBERG KEVIN JAMES (0001378284) 4
Rich Bradford W (0001412555) 1
Romano Paul F (0001493725) 5
Rountree George Manning (0001457475) 1
SMITH LOWNDES ANDREW (0001270307) 13
THIELE PATRICK A (0001185868) 7
TREACY JOHN C (0001198951) 6
URNESS KENT D (0001198954) 28
WATERS ALLAN LEWIS (0001270373) 2
WHITE MOUNTAINS INSURANCE GROUP LTD (0000776867) 4
All related persons/companies# Filings
ADVISORY RESEARCH INC (0000902584) 5
ANDREWS ANN MARIE (0001378286) 8
ARCHIMEDES ALEXANDER CONSTANTINE (0001378152) 4
BARRETTE RAYMOND JOSEPH RENE (0001181360) 1
BlackRock Inc. (0001364742) 7
Boston Partners (0001386060) 4
Brehm Paul J (0001570391) 8
Bridge Holdings (Bermuda) Ltd. (0001672525) 3
CAMPBELL REID TARLTON (0001378156) 1
CARNASE ANDREW COLEMAN (0001378283) 5
CHILTON INVESTMENT CO LLC (0001332632) 3
Crosby Dennis A (0001506131) 9
DAVIS MORGAN W (0001265345) 9
FASS STEVE ELLIOTT (0001181365) 2
FORSYTH THOMAS LESTER (0001378158) 3
FOY DAVID THOMAS (0001221318) 1
FUND AMERICAN CO INC/NEW 16
FUND AMERICAN COMPANIES INC 26
FUND AMERICAN ENTERPRISES HOLDINGS INC 22
Freedman Jane E. (0001418927) 1
Grady Lois W (0001383375) 9
HEARTLAND ADVISORS INC (0000937394) 5
HOWARD RICHARD PAGE (0001378285) 17
LAZARD ASSET MANAGEMENT LLC (0001207017) 5
LUSARDI ROBERT R (0001182790) 1
Lawrence Jennifer E (0001395644) 1
Lone Tree Holdings Ltd (0001538601) 2
MARSHFIELD ASSOCIATES (0000914976) 2
MILLER T MICHAEL (0001201697) 20
Malis Ira H (0001409597) 13
McDonough Paul H. (0001328599) 13
McSally Michael J (0001459855) 2
NEW YORK STOCK EXCHANGE INC 1
NEW YORK STOCK EXCHANGE LLC (0000876661) 1
NORTHWEST BANCORPORATION 8
NORWEST CORP 8
New BlackRock, Inc. 7
OPPENHEIMER CAPITAL (0000846669) 2
OneBeacon Holdings (Bermuda) Ltd. 659
OneBeacon U.S. Holdings Trust I (0001438982) 11
OneBeacon U.S. Holdings Trust II (0001438984) 11
OneBeacon U.S. Holdings Trust III (0001439066) 11
OneBeacon U.S. Holdings, Inc. (0001162000) 16
PIPER JAFFRAY COMPANIES (0001230245) 5
PRICE T ROWE ASSOCIATES INC /MD/ (0000080255) 10
Phillips Maureen (0001543481) 6
Prospector Partners, LLC 9
REHNBERG KEVIN JAMES (0001378284) 4
RS INVESTMENT MANAGEMENT CO LLC (0001085256) 3
Rich Bradford W (0001412555) 1
River Road Asset Management, LLC (0001341401) 2
Robeco Investment Management, Inc. 4
Romano Paul F (0001493725) 5
Rountree George Manning (0001457475) 1
SMITH LOWNDES ANDREW (0001270307) 15
THIELE PATRICK A (0001185868) 7
TREACY JOHN C (0001198951) 6
URNESS KENT D (0001198954) 28
VANGUARD FIDUCIARY TRUST CO (0000933478) 9
VANGUARD GROUP INC (0000102909) 3
WATERS ALLAN LEWIS (0001270373) 2
WELLINGTON MANAGEMENT CO 2
WELLINGTON MANAGEMENT CO LLP 2
WELLINGTON MANAGEMENT GROUP LLP (0000902219) 2
WELLS FARGO & CO/MN (0000072971) 8
WELLS FARGO & COMPANY/MN (0000072971) 6
WHITE MOUNTAINS ADVISORS LLC (0001253840) 2
WHITE MOUNTAINS INSURANCE GROUP INC 22
WHITE MOUNTAINS INSURANCE GROUP LTD (0000776867) 26
White Mountain Advisors LLC 4
White Mountains Advisors LLC (0001253840) 27
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