| Jan. 7/04 - LA trades Jerred Smithson to St. Louis for St. Louis' 8th round 2004 pick. |
| Jan. 7/04 - LA trades Karol Sloboda and Richie Regher to Pittsburgh for $200. |
| Jan 7/04 - LA trades Denis Bonvie to Toronto for $500 |
| Jan 7/04 - LA trades Oleg Saprykin to Calgary for Dion Phaneuf. |
| Jan 7/04 - Calgary trades Anderw Ferrance to NYR for Ales Pisa. |
| Jan 7/04 - Nashville trades David Legwand, Jeff Friesen, Andy Delmore, Pavel Bure and Rem Murray to NYR for Alexei Kovalev, Eric Lindros, Tom Poti, Chris Simon and a 2005 NYR 1st round pick. |
| Jan 7/04 - San Jose trades Josh Hennesey, 2004, 2006 2nd round picks and a 2008 5th round pick to Pittsburgh for Alexei Morozov. |
| Jan 7/04 - Pittsburgh trades Alexandre Daigle to NYR for Ronald Petrovicky and a 2009 8th round pick. |
| Jan 7/04 - NJ trades a 2004 Dal 4th, 2004 LA 7th, 2005 NJ 7th, 2005 LA 8th, 2007 NJ 1st for Johan Hedberg. |
| Jan 7/04 - NYR trades a 2004 2nd rounder, 2006 1st rounder, 2007 4th rounder, 2008 6th rounder, 2009 6th rounder and Brian Leetch to Pittsburgh for Mario Lemieux and $900,000. |
| Jan 7/04 - Toronto trades Trevor Kidd and Brad Leeb to Chicago for Craig Andersson and prospect Olli Marmivaara. |
| Jan 7/04 - Toronto trades Martin St. Louis to LA for Toronto's 1st, 3rd round 2004 picks and Jared Aulin. |
| Jan 7/04 - NJ trades Mike Grier and Dimitri Yushkevich to Chicago for Shawn Bates. |
| Jan 7/04 - LA trades Christian Leflamme to NYI for $1. |
| Jan 7/04 - LA traded Tim Gleason to Washington for Eric Fehr and Alex Henry. |
| Jan 7/04 - NJ trades Jan Bulis to Florida for Brent Sopel. |
| Jan 7/04 - LA trades Tomas Zizka and $7 to Boston for a Snakland Ice Cream Cone, a roll of Duct Tape (value $7) and Francis Lessard. |
| Jan 8/04 - San Jose trades $4.5 million to Washington for a Ott. 3rd, Cal. 7th, Florida 8th round 2004 picks and prospect Owen Fussey |
| Jan 9/04 - NJ trades Brian Rafalski and $6,000,000 to Atlanta for Daniel Alfreddson and an Atl. 4th 2004 pick. |
| Jan 11/04 - Buffalo trades Jamie Langenbrunner, Vaclav Prospal and Denis Ezhov to Montreal for Eric Cole, Jiri Fischer and Kris Kolanos. |
| Jan 11/04 - Toronto trades Curtis Joesph to St. Louis for Chris Osgood and prospect Jay McClement |
| Jan 11/04 - NJ trades 2004 PHO 4th, 2005 CAR 3rd, 2006 NJ 8th, 2008 NJ 1st, 2008 NJ 8th, $500K to Pittsburgh for Dick Tarnstrom. |
| Jan 11/04 - San Jose trades Mike Leclerc to Atlanta for Alexei Semonov and a Atl. 5th. |
| Jan 13/04 - Toronto trades Lubomir Visnovsky, Turner Stevenson and a 3rd round 2004 pick to Washington for Jan Hlavac and Toni Lydman. |
| Jan 14/04 - San Jose trades 2007 2nd, 2008 1st, 2009 5th, 2008, 2009 8th round picks, Maxim Oulette, prospect Tomas Pilhal and $947 to Pittsburgh for Brian Leetch. |
| Jan 14/04 - NJ trades a 2004 Edm 4th round pick and $1,000,000 to Carolina for Ron Francis and Zach Parise |
| Jan 14/04 - LA trades Mike Camalleri to Philly for Jeff Woywitka, Rejean Beauchemin and a Col 3rd round 2004 pick. |
| Jan 15/04 - LA trades Jeff Woywitka to Chicago for Anthony Stewart, Anton Babchuk and a Tor. 2004 5th round. |
| Jan 16/04 - Washington trades Chris Drury, Matt Pettinger, Bryan Allen, Boyd Gordon, Radislav Stana and a Cal. 2004 7th round pick for Brendan Morrison, Dan Boyle and Stanislav Neckar. |
| Jan 17/04 - Atlanta trades Jason Wooley and Shawn McEachern to NYR for Dominic Moore and Daniel Blackburn |
| Jan 17/04 - Buffalo trades Erik Cole and 1.5 million dollars to Phoenix for Mark Bell and Fredrik Sjostrom |
| Jan 17/04 - NJ trades Ron Francis and a Cal 2004 4th round pick to Pittsburgh for Brian Holzinger |
| Jan 20/04 - Washington trades Jason Doig and a 2007 Was. 8th round pick to Pittsburgh for Steve McKenna and a 2007 Pittsburgh 6th round pick. |
| Jan 20/04 - LA trades Todd Fedoruk to Chicago for a Chi 3rd round 2005 pick. |
| Jan 21- Colorado trades Bill Guerin, Paul Kariya and Martin Broduer to Detroit for Alexei Yashin, Derian Hatcher and Dominik Hasek |
| Jan 21 - Phoenix trades Donald Audette to NJ for 110K |
| Jan 21 - Atlanta trades Jeff Cowan, Mike Weaver and 375K to NYI for Jiri Slegr |
| Jan 23/04 - Boston trades Lars Jonsson, Marc-Andre Bernier, Dmitri Utkin, 2005 3rd round pick to Pittsburgh for Keith Primeau |
| Jan 23/04 - Pittsburgh trades Andrew Cassels and $2,000,000 to NYR for Ivan Baranka, Ken Roche, Corey Potter, Nigel Dawes, Marcus Jonasen, Juris Stals |
| Jan 24/04 - LA trades Steve Begin to NYI for NYI 6th round 2005 pick |
| Jan 24/04 - NYI trades Oleg Kvasha and prospect Evgeny Tunik to Buffalo for Tomas Vokoun and 750K |
| Jan 24/04 - LA trades Jamal Mayers to Phoenix for Zac Bierk |
| Jan 25/04 - LA trades Jarret Stoll and prospect Petr Vrana to Chicago for a Chicago 2005 1st round pick |
| Jan 25/04 - Washington trades Stephen Werner, Patric Blomdahl, Rob Gherson, Patrick Wellar, Ivan Nipriayev, Jonathan Girard and a 2004 TOR 3rd round pick to Pittsburgh for Ron Francis and $2,000,000 |
| Jan 25/04 - Boston trades Scott Young to Pittsburgh for $278,621 |
| Jan 25/04 - Detroit trades Paul Kariya, JF Damphousse and Jesse Wallin to NYR for Mario Lemieux, Andy Delmore and Mike Dunham |
| Jan 27/04 - Washington trades Joe Nieuwendyk and a Van 3rd 2004 draft pick for John LeClair |
| Jan 27/04 - Phoenix trades Brian Savage to Colorado for 500K |
| Jan 28/04 - Boston trades Claude Lapointe to Pittsburgh for $69,069 |
| Jan 28/04 - NJ trades Donald Audette to St. Louis for a St. Louis 7th round 2004 pick |
| Jan 28/04 - Phoenix trades 2004 3rd round pick, 2005 1st, 2nd round picks and $1,000,000 to Dallas for Brenden Morrow and 2009 Dallas 2nd round pick. |
| Jan 29/04 - Buffalo trades Ales Kotalik and Krystofer Kolanos to Washington for Dainius Zubrus, prospect John Oyuda and a Was. 2005 4th round pick |
| Jann 29/04 - Phoenix trades Daniel Cleary to Tampa Bay for $450K |
| Jan 29/04 - NYR trades a 2004 1st round pick to San Jose for $5,000,000 |
| Jan 29/04 - Boston trades Bryan Berard to Washington for Chris Phillps. |
| Jan 29/04 - Atlanta trades Byron Dafoe and $600K to NYR for JF Damphousse |
| Jan 29/04 - Detroit trades Andy Delmore, Mike Dunham, Miroslav Satan and $4,250,000 to NYR for Pavel Bure, Paul Kariya and David Legwand |
| Jan 29/04 - Detroit trades Pavel Bure to Phoenix for Kiel McLeod and $1.7 million |
| Jan 29/04 - NYR trades a 2007 7th round pick to Phoenix for Igor Larionov |
| Jan 29/04 - Phoenix trades Sandis Ozolinsh and 500K to NYR for Andy Delmore and a NYR 2005 2nd round pick |
| Jan 29/04 - Minnesota trades $1,115,000 and a third round pick to Carolina for John Grahame |
| Jan 29/04 - Phoenix trades Dave Andreychuk to LA for $50K |
| Jan 29/04 - LA trades Nathan Perrott to Toronto for Wayne Primeau. |
| Jan 30/04 - LA trades $250K to Detroit for Patrick Traverse |
| Jan 30/04 - Washington trades Tampa 1st, Wash 2nd, Ron Francis and Tim Gleason to Dallas for Phillipe Boucher and Jason Arnott |
| Jan 30/04 - Detroit trades 2004 3rd round pick and prospect Nathan Robinson to Dallas for Grant Marshall |
| Jan 30/04 - NYR trades Dan Lacouture to Toronto for $400K |
| Jan 30/04 - San Jose trades Johanathon Cheechoo to NYR for a 2004 Flo. 4th round pick and 2007 NYR 1st round, 6th round picks |
| Jan 31/04 - LA trades Blair Betts to Pittsburgh for a 2007 NYR 4th |