July 25 - Players report to training camp at Saint Vincent College.
Wide receiver Antonio Brown arrived at Steelers Training Camp in a custom black and gold Rolls Royce.
July 25 - Announced a two-year contract extension for General Manager Kevin Colbert that will keep him with the team through at least the 2018 NFL Draft.
July 25 - Head coach Mike Tomlin announces that Bruce Gradkowski (right shoulder), Mike Adams (back), Senquez Golson (shoulder), Shawn Lemon (Achilles), and Maurkice Pouncey (foot) will start training camp on the physically unable to perform (PUP) list.
July 26 - An estimated 5,000 fans attend the opening day of the 50th Steelers' training camp at Saint Vincent College.
Take a look at photos of the Pittsburgh Steeler's 1st day of Training Camp.
July 27 - Ryan Clark, Jerome Bettis and Merril Hoge attend training camp as a part of ESPN's training camp coverage.
The ESPN crew paid a visit to Steelers Training Camp. Jerome Bettis, Ryan Clark and Mike Tomlin spent some time on set.
July 27 - Sports Illustrated's Peter King attends training camp.
July 28 - NFL releases statement suspending running back Le'Veon Bell for the first two games of the 2015 regular season, without pay, for violating the NFL Policy and Program for Substances of Abuse.
July 29 - Kentucky basketball coach John Calipari attends training camp.
University of Kentucky head basketball coach John Calipari attended the first practice in pads at 2015 Steelers Training Camp.
July 30 - Steelers host 2015 Kids Club Day at training camp.
Steelers Kids Club members met Arthur Moats and welcomed the players to practice.
July 30 - Dri Archer, Antonio Brown, Eli Rogers put on a punt return contest for teammates and fans.
July 31 - "Friday Night Lights" practice at Latrobe Stadium
August 1 - Traded for cornerback Brandon Boykin with the Philadelphia Eagles in exchange for a conditional fifth-round pick in the 2016 NFL Draft.
August 2 - Steelers host 2015 Women's Training Camp at Saint Vincent College presented by Magee-Womens Hospital of UPMC.
Check out photos of the 2015 Women's Training Camp at Saint Vincent College presented by Magee-Womens Hospital of UPMC.
August 2 - Signed rookie free agent running back Jawon Chisholm and released tight end Michael Egnew and placed rookie running back Ross Scheuerman on the team's Waived/Injured List.
August 2 - Cornerback Brandon Boykin practiced with the Steelers for the first time.
Cornerback Brandon Boykin wasted no time getting onto the practice field at Saint Vincent College for his first day of Steelers Training Camp.
August 2 - Steelers celebrate family day for the players, coaches and staff.
The Pittsburgh Steelers welcomed the players' and coaches' families to Saint Vincent College to watch practice.
August 3 - Activated center Maurkice Pouncey from the Active/PUP (Physically Unable to Perform) List and practice for the first time at camp.
August 4 - The first official depth chart of 2015 was released
August 5 - Signed undrafted rookie free agent wide receiver Kenzel Doe and placed rookie wide receiver Eli Rogers on the team's Waived/Injured List.
August 6 - Claimed tight end Ray Hamilton off waivers from the Dallas Cowboys and placed tight end Rob Blanchflower on the Waived/Injured List.
August 7 - Signed undrafted rookie free agent defensive tackle Joe Okafor and placed defensive end Clifton Geathers on the Reserve/Injured List.
August 8 - Signed free agent safety Jordan Dangerfield and placed safety Isaiah Lewis on the team's Waived/Injured List.
August 8 - Running Back Jerome Bettis was inducted into the Pro Football Hall of Fame in Canton, Ohio.
August 9 - Opened the NFL preseason in the Hall of Fame game, a 14-3 loss to the Minnesota Vikings
The Pittsburgh Steelers took on the Minnesota Vikings to kick off the 2015 preseason in the NFL/Pro Football Hall of Fame Game in Canton, Ohio.
August 11 - Signed kicker Garrett Hartley and placed quarterback/wide receiver Devin Gardner on the Waived/Injured List.
August 11 - Linebacker James Harrison practiced for the first time in pads at camp.
Pittsburgh Steelers linebacker James Harrison returns to practice at Saint Vincent College.
August 12 - Placed kicker Shaun Suisham on the Reserve/Injured List and running back Cameron Stingily on the Waived/Injured List. Signed rookie free agent running back Braylon Heard and free agent wide receiver David Nelson.
August 14 - Preseason game No. 2, a 23-21 loss to the Jacksonville Jaguars
August 16 - Quarterback Bruce Gradkowski was activated from the Active/PUP List and practice for the first time at camp.
August 16 - Quarterback's Bruce Gradkowski and Ben Roethlisberger work on "avoiding the pass rush".
August 16 - Some of the players participate in the 2015 Steelers Home Run Derby. Your winner: QB Ben Roethlisberger
August 18 - Signed undrafted rookie free agent wide receiver Jarrod West and released quarterback Tajh Boyd.
August 21 - Final public practice of the 2015 training camp.
August 22 - Training camp concludes for players and coaches. Team returns to Pittsburgh to finalize preparations for preseason game #3 vs. Green Bay at Heinz Field on Sunday, August 23rd at 1 pm ET.