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U.S. Securities and Exchange Commission


AMERICAN DENTAL PARTNERS INC (0001028087)
SIC: 8090 - Services-Misc Health & Allied Services, NEC
State location: MA | State of Inc.: DE | Fiscal Year End: 1231
Business Address
401 EDGEWATER PLACE
SUITE 430
WAKEFIELD MA 01880-1249
781-224-0880
 Mailing Address
401 EDGEWATER PLACE
SUITE 430
WAKEFIELD MA 01880-1249
Ownership Reports from: (Click on owner name to see other issuer holdings for the owner, or CIK for owner filings.)

Owner Filings Transaction Date Type of Owner
Donohue Fay 0001471372 2009-09-01 director
Milbrath David E. 0001481227 2009-04-28 director
Norris Lonnie H. 0001457408 2009-02-24 director
SEMMELMAYER STEVEN J 0001204148 2008-02-22 director
Kenneally Michael J 0001318895 2005-02-22 officer: SVP - Regional Operations
STAMPS E ROE IV 0001018056 2004-04-13 other: Indirect GP of 10% Owner
ROBERTS THOMAS S 0001018057 2004-04-13 other: Indirect GP of 10% Owner
KORTSCHAK WALTER G 0001018059 2004-04-13 other: Indirect GP of 10% Owner
EVANS BRUCE R 0001018062 2004-04-13 other: Indirect GP of 10% Owner
MANNION MARTIN J 0001018067 2004-04-13 director
AVIS GREGORY M 0001018068 2004-04-13 other: Indirect GP of 10% Owner
WOODSUM STEPHEN G 0001018073 2004-04-13 other: Indirect GP of 10% Owner
SUMMIT INVESTORS II LP 0001018075 2004-04-13 other: Affiliate of 10% Owner
STAMPS WOODSUM & CO IV 0001032076 2004-04-13 other: Indirect GP of 10% Owner
SUMMIT PARTNERS IV LP 0001032080 2004-04-13 other: Indirect GP of 10% Owner
CHUNG PETER Y 0001239366 2004-04-13 other: Indirect GP of 10% Owner
MOHAN KEVIN P 0001255672 2004-04-13 other: Indirect GP of 10% Owner
TRUSTEY JOSEPH F 0001255674 2004-04-13 other: Indirect GP of 10% Owner
D ALLAIRD FRANK J 0001234984 2004-02-24 officer: Senior VP-Regional Operations
VARGO MARK W 0001234992 2004-02-24 officer: VP - Chief Accounting Officer
SULLIVAN GEORGE RUSSELL 0001268275 2003-10-31 officer: VP - Human Resources
STADIUM CAPITAL PARTNERS L P 0001076204 2003-10-01 10 percent owner
SUMMIT VENTURES IV LP 0000948001 2003-08-25 10 percent owner
KELLY JAMES TIMOTHY 0001216421 2003-07-03 director
SERRAO GREGORY A 0001234983 2003-07-03 officer: Chief Executive Officer
BROCK IAN H 0001234987 2003-07-03 officer: VP - Finance
FEIGH BREHT T 0001234989 2003-07-03 officer: VP - Chief Financial Officer
SWENSON PETER G 0001234991 2003-07-03 officer: VP - Market Development
HUNTER ROBERT E 0001234993 2003-07-03 director
REEVES DERRIL W 0001234994 2003-07-03 director
MOUFFLET GERARD 0001115048 2003-07-01 director
SWENSON GREGORY T 0001234995 2003-06-03 director
GILL PAUL F 0001234985 2003-02-25 officer: Senior VP-Regional Operations
VAUGHAN MICHAEL J 0001234986 2003-02-25 officer: Senior VP - COO
DUNCAN ROBERT A 0001234988 2003-02-25 officer: VP - Information Systems
RUFF JESLEY C 0001234990 2003-02-25 officer: VP-Chief Professional Officer


Items 1 - 80

The information presented below contains only portions of the information presented in the referenced filing or filings.
You should consult the original filing for complete information. Hyperlinks to the forms are provided for your convenience.

Acquistion or Disposition Transaction Date Deemed Execution Date Reporting Owner Form Transaction Type Direct or Indirect Ownership Number of Securities Transacted Number of Securities Owned Line Number Owner CIK Security Name
D 2012-02-09   Donohue Fay 4 D-Return --D 10000.0000 0.0000 3 0001471372 Nonqualified Option (Right to Buy)
D 2012-02-09   Donohue Fay 4 D-Return --D 10000.0000 0.0000 2 0001471372 Nonqualified Option (Right to Buy)
D 2012-02-09   Donohue Fay 4 D-Return --D 10000.0000 0.0000 1 0001471372 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 15000.0000 0.0000 8 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 10000.0000 0.0000 7 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 10000.0000 0.0000 6 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 10000.0000 0.0000 5 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 7500.0000 0.0000 4 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 10000.0000 0.0000 3 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 3375.0000 0.0000 2 0001234993 Nonqualified Option (Right to Buy)
D 2012-02-09   HUNTER ROBERT E 4 D-Return --D 1050.0000 0.0000 1 0001234993 Common Stock
D 2012-02-09   Milbrath David E. 4 D-Return --D 10000.0000 0.0000 4 0001481227 Nonqualified Option (Right to Buy)
D 2012-02-09   Milbrath David E. 4 D-Return --D 10000.0000 0.0000 3 0001481227 Nonqualified Option (Right to Buy)
D 2012-02-09   Milbrath David E. 4 D-Return --D 1500.0000 0.0000 2 0001481227 Nonqualified Option (Right to Buy)
D 2012-02-09   Milbrath David E. 4 D-Return --D 7000.0000 0.0000 1 0001481227 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 15000.0000 0.0000 9 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 10000.0000 0.0000 8 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 10000.0000 0.0000 7 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 10000.0000 0.0000 6 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 11250.0000 0.0000 5 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 10000.0000 0.0000 4 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 3750.0000 0.0000 3 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 10125.0000 0.0000 2 0001115048 Nonqualified Option (Right to Buy)
D 2012-02-09   MOUFFLET GERARD 4 D-Return --D 2224.0000 0.0000 1 0001115048 Common Stock
D 2012-02-09   Norris Lonnie H. 4 D-Return --D 10000.0000 0.0000 3 0001457408 Nonqualified Option (Right to Buy)
D 2012-02-09   Norris Lonnie H. 4 D-Return --D 10000.0000 0.0000 2 0001457408 Nonqualified Option (Right to Buy)
D 2012-02-09   Norris Lonnie H. 4 D-Return --D 10000.0000 0.0000 1 0001457408 Nonqualified Option (Right to Buy)
D 2012-02-09   SEMMELMAYER STEVEN J 4 D-Return --D 10000.0000 0.0000 4 0001204148 Nonqualified Option (Right to Buy)
D 2012-02-09   SEMMELMAYER STEVEN J 4 D-Return --D 10000.0000 0.0000 3 0001204148 Nonqualified Option (Right to Buy)
D 2012-02-09   SEMMELMAYER STEVEN J 4 D-Return --D 10000.0000 0.0000 2 0001204148 Nonqualified Option (Right to Buy)
D 2012-02-09   SEMMELMAYER STEVEN J 4 D-Return --D 10000.0000 0.0000 1 0001204148 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 15000.0000 0.0000 10 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 10000.0000 0.0000 9 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 10000.0000 0.0000 8 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 10000.0000 0.0000 7 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 15000.0000 0.0000 6 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 10000.0000 0.0000 5 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 7500.0000 0.0000 4 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 12375.0000 0.0000 3 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 20925.0000 0.0000 2 0001234994 Nonqualified Option (Right to Buy)
D 2012-02-09   REEVES DERRIL W 4 D-Return --D 4500.0000 0.0000 1 0001234994 Common Stock
D 2012-02-09   VARGO MARK W 4 D-Return --D 4350.0000 0.0000 8 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 5200.0000 0.0000 7 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 6600.0000 0.0000 6 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 6700.0000 0.0000 5 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 4200.0000 0.0000 4 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 6600.0000 0.0000 3 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 6300.0000 0.0000 2 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VARGO MARK W 4 D-Return --D 4350.0000 0.0000 1 0001234992 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 31050.0000 0.0000 9 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 34200.0000 0.0000 8 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 48200.0000 0.0000 7 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 42300.0000 0.0000 6 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 24150.0000 0.0000 5 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 150000.0000 0.0000 4 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 43500.0000 0.0000 3 0001234986 Nonqualified Option (Right to Buy)
D 2012-02-09   VAUGHAN MICHAEL J 4 D-Return --D 46641.0000 0.0000 2 0001234986 Common Stock
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 22800.0000 0.0000 12 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 32500.0000 0.0000 11 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 45500.0000 0.0000 10 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 39000.0000 0.0000 9 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 15450.0000 0.0000 8 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 150000.0000 0.0000 7 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 41000.0000 0.0000 6 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 17746.0000 0.0000 5 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 5595.0000 0.0000 4 0001234989 Nonqualified Option (Right to Buy)
D 2012-02-09   FEIGH BREHT T 4 D-Return --I 26316.0000 0.0000 3 0001234989 Common Stock
D 2012-02-09   FEIGH BREHT T 4 D-Return --D 94727.0000 0.0000 2 0001234989 Common Stock
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 40650.0000 0.0000 9 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 55400.0000 0.0000 8 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 85400.0000 0.0000 7 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 73500.0000 0.0000 6 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 33150.0000 0.0000 5 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 68100.0000 0.0000 4 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 219613.0000 0.0000 3 0001234983 Nonqualified Option (Right to Buy)
D 2012-02-09   SERRAO GREGORY A 4 D-Return --I 19400.0000 0.0000 2 0001234983 Common Stock
D 2012-02-09   SERRAO GREGORY A 4 D-Return --D 471100.0000 0.0000 1 0001234983 Common Stock
D 2012-02-03   VAUGHAN MICHAEL J 4 D-Return --D 5785.0000 46641.0000 1 0001234986 Common Stock
D 2012-02-03   FEIGH BREHT T 4 D-Return --D 9000.0000 94727.0000 1 0001234989 Common Stock
A 2012-01-09   VAUGHAN MICHAEL J 4 J-Other --D 907.0000 52426.0000 1 0001234986 Common Stock

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Modified: 04/22/2016