| JUNE |
| 06/30/11 |
Defenseman Christian Ehrhoff has signed a ten-year contract. |
| 06/29/11 |
Acquire conditional 7th round draft pick 2012/13 for the negotiating rights to defenseman Steve Montador |
| 06/29/11 |
Acquire negotiating rights to defenseman Christian Ehrhoff from New York Islanders for a 4th round draft pick in 2012. |
| 06/29/11 |
Forward Nathan Gerbe agrees to terms on a three-year contact extension. |
| 06/29/11 |
Acquire defenseman Robyn Regehr and forward Ales Kotalik and a 2nd round draft pick in 2012 from Calgary in exchange for defenseman Chris Butler, forward Paul Byron. |
| 06/03/11 |
Forward Drew Stafford agrees to terms on a four-year contact extension. |
| MAY |
| 05/17/11 |
Defenseman Brayden McNabb has signed a three-year entry level contract. |
| APRIL |
| 04/13/11 |
Forward Matt Ellis has been returned to Portland. |
| MARCH |
| 03/30/11 |
Forward Matt Ellis & Defenseman Marc-Andre Gragnani have been recalled. |
| 03/29/11 |
Defenseman Marc-Andre Gragnani has been returned to Portland. |
| 03/28/11 |
Forward Mark Mancari & Defenseman Marc-Andre Gragnani have been recalled. |
| 03/26/11 |
Forward Mark Mancari has been returned to Portland. |
| 03/10/11 |
Forward Mark Mancari has been recalled from Portland. |
| 03/09/11 |
Forwards Mark Mancari, Mark Parrish & Luke Adam have been returned to Portland. |
| 03/08/11 |
Forwards Mark Parrish & Luke Adam have been recalled from Portland. |
| 03/05/11 |
Forward Mark Mancari has been recalled from Portland |
| 03/04/11 |
Goaltender Jhonas Enroth has been recalled from Portland. |
| FEBRUARY |
| 02/27/11 |
Buffalo acquires forward Brad Boyes from St. Louis for a 2nd round pick in 2011. |
| 02/26/11 |
Defenseman Craig Rivet has been claimed off waivers by the Columbus Blue Jackets |
| 02/22/11 |
Forward Paul Byron has been returned to the Portland Pirates. |
| 02/16/11 |
Goaltender Jhonas Enroth has been returned to the Portland Pirates. |
| 02/15/11 |
Goaltender Jhonas Enroth has been recalled from Portland. |
| 02/02/11 |
Forward Paul Byron has been recalled from Portland. |
| JANUARY |
| 01/26/11 |
Forwards Paul Byron & Matt Ellis have been returned to the Portland Pirates. |
| 01/25/11 |
Defenseman Marc-Andre Gragnani has been returned to the Portland Pirates. |
| 01/22/11 |
Forwards Matt Ellis & Paul Byron have been recalled from Portland. |
| 01/20/11 |
Defenseman Marc-Andre Gragnani has been recalled from Portland. |
| 01/18/11 |
Forward Luke Adam has been returned to the Portland Pirates. |
| DECEMBER |
| 12/21/10 |
Forward Luke Adam has been recalled from Portland. |
| 12/14/10 |
Forward Luke Adam has been returned to the Portland Pirates. |
| 12/14/10 |
Forward Mark Mancari has been returned to the Portland Pirates. |
| 12/09/10 |
Forward Mark Mancari has been recalled from Portland. |
| 12/08/10 |
Forward Mark Mancari has been returned to the Portland Pirates. |
| 12/07/10 |
Forward Mark Mancari has been recalled from Portland. |
| NOVEMBER |
| 11/28/10 |
Forward Colin Stuart has been returned to the Portland Pirates. |
| 11/22/10 |
Forwards Luke Adam and Colin Stuart have been recalled from Portland. |
| 11/22/10 |
Goaltender Jhonas Enroth has been returned to the Portland Pirates. |
| 11/20/10 |
Goaltender Jhonas Enroth has been recalled from Portland. |
| 11/13/10 |
Goaltender Jhonas Enroth has been returned to the Portland Pirates. |
| 11/12/10 |
Goaltender David Leggio has signed an NHL contract. |
| 11/03/10 |
Goaltender Jhonas Enroth has been recalled from Portland. |
| 11/01/10 |
Forward Zack Kassian has agreed to terms on an entry level contact. |
| OCTOBER |
| 10/31/10 |
Forward Luke Adam has been sent back to Portland |
| 10/30/10 |
Forward Luke Adam has been recalled from Portland. |
| 10/27/10 |
Forward Luke Adam has been sent back to Portland |
| 10/26/10 |
Forward Luke Adam has been recalled from Portland. |
| SEPTEMBER |
| 9/29/10 |
Forwards Jacob Lagace, Maxime Legault, Dennis McCauley, Brian Roloff, Felix Schutz, Colin Stuart (pending waivers), Corey Tropp, Travis Turnbull and Derek Whitmore ; defensemen Alex Biega, Tim Conboy and Nick Crawford were assigned to the AHL Portland Pirates. |
| 9/29/10 |
Forward Marcus Foligno (Sudbury, OHL) and defenseman Brayden McNabb (Kootenay, WHL) were returned to their junior clubs. |
| 9/27/10 |
Forwards Riley Boychuk (Portland, WHL), Cedrick Henley (Val d’Or, QMJHL), Steven Shipley (Niagara, OHL), Kevin Sundher (Chilliwack, WHL), Gregg Sutch (Mississauga, OHL); defensemen Corey Fienhage (Kamloops, WHL), Jerome Gauthier-Leduc (Rouyn-Noranda, QMJHL), Matt MacKenzie (Calgary, WHL) and Mark Pysyk (Edmonton, WHL) were returned to their junior clubs. The Sabres also released goaltender Zane Kalemba from his amateur tryout. |
| AUGUST |
| 8/31/10 |
Forward Matt Ellis signed a one-year extension |
| 8/26/10 |
Forward Colin Stuart was signed to a one-year deal as an unrestricted free agent |
| 8/11/10 |
Forward Mark Mancari signed a one-year extension |
| 8/5/10 |
Defenseman Marc-Andre Gragnani was signed to a one-year extension |
| 8/3/10 |
Forward Tim Kennedy clears waivers |
| 8/2/10 |
Defenseman Shaone Morrisonn was signed to a one-year deal as an unrestricted free agent |
| 8/2/10 |
Forward Tim Kennedy placed on waivers
|
| JULY |
| 7/30/10 |
Forward Dennis McCauley was signed to a one-year deal as an unrestricted free agent |
| 7/29/10 |
Forward Tim Kennedy was awarded a one-year deal by an arbitrator
|
| 7/16/10 |
Forward Patrick Lalime was signed to a two-year extension |
| 7/16/10 |
Forward Tim Conboy was signed to a one-year deal as an unrestricted free agent |
| 7/14/10 |
Forward Derek Whitmore signed a one-year extension |
| 7/7/10 |
Defenseman Mike Weber agreed to a one-year qualifying offer
|
| 7/7/10 |
Goalie Patrick Lalime was signed to a one-year extension |
| 7/7/10 |
Forward Rob Niedermayer was signed to a one-year deal as an unrestricted free agent |
| 7/6/10 |
Corey Tropp was signed to a three-year entry level contract |
| 7/2/10 |
Forward Cody McCormick was signed to a one-year extension |
| 7/1/10 |
Defenseman Jordan Leopold was signed to a three-year deal as an unrestricted free agent |
| PREVIOUS YEARS TRANSACTIONS |
| 2009-10 TRANSACTIONS |
| 2008-09 TRANSACTIONS |
| 2007-08 TRANSACTIONS |
