Unofficial listing of 2016 Raiders personnel developments:
Former Bengals and Jaguars safety Reggie Nelson signed, the Raiders announced April 7, 2016. He reportedly received a two-year deal. Nelson, 32, will replace Charles Woodson, who retired after the 2015 season. Nelson tied for the NFL lead with eight interceptions last season for Cincinnati. He has 30 career interceptions ind 138 games (125 starts).
Long snapper Andrew East signed, the Raiders announced April 5, 2016.
The Raiders announced on March 22, 2016, that they did not exercise their First Refusal Rights on restricted free agent defensive end Benson Mayowa.
Left tackle Donald Penn re-signed, the Raiders announced March 17, 2016. He reportedly received a two-year, $14 million deal from Oakland. Penn, 33, has started 32 consecutive games with the Raiders since signing on March 18, 2014. The 11-year veteran has started 140 of 144 games with Tampa Bay and Oakland.
Former Baltimore Ravens special teams standout Brynden Trawick signed a one-year contract, the Raiders announced March 16, 2016. Trawick, listed on the Raiders roster as a safety, reportedly had 10 tackles covering kicks for the Ravens during the 2015 season.
Wide receiver Andre Holmes re-signed, the Raiders announced March 15, 2016. He reportedly received a one-year deal with $1 million guaranteed with a maximum worth of $3 million. Holmes, 27, contributed 14 catches and four touchdowns in 16 games last season. The five-year veteran played only 335 snaps on offense during thde 2015 season.
Former Raiders guard/center Tony Bergstrom signed with the Houston Texans, the Texans announced March 15, 2016. He reportedly received a two-year, $5.75 deal. Bergstrom, 29, was the 95th overall pick (third round) in the 2012 NFL draft. The former Utah star was the first draft pick of Raiders general manager Reggie McKenzie. Bergstrom started four of 25 games with the Raiders.
Former Rams linebacker Daren Bates signed a one-year contract, the Raiders announced March 14, 2016. Bates, who turns 26 in November, was a standout on special teams for the Rams during the past three seasons but contributed infrequently on defense. He had only 21 solo tackles and two fumble recoveries with the Rams.
Linebacker Curtis Lofton released, the Raiders announced March 11, 2016. He had only 45 solo tackles and a sack while starting nine of 16 games with Oakland last season. Lofton signed a three-year, $18 million deal with the Raiders on March 11, 2015.
Former Kansas City cornerback Sean Smith signed a four-year, $40 million conrtact, the Raiders announced March 10, 2016. The deal reportedly includes $20 million guaranteed. Smith, 28, contributed two interceptions and 45 total tackles with the rival Chiefs last season. The tandem of Smith (6-foot-4) and David Amerson (6-foot-1) give Oakland two starting cornerbacks with outstanding physical skills.
Former Seahawks linebacker Bruce Irvin signed a four-year, $37 million contract, the Raiders announced March 10, 2016. Irvin, 28, contributed 21.5 sacks in four seasons with Seattle. The former West Virginia star is expected to get more chances to rush the passer playing with fellow edge pass rusher Khalil Mack.
Former Ravens offensive lineman Kelechi Osemele signed, the Raiders announced March 10, 2016. He reportedly received a five-year, $58.5 million deal, and another $1.5 million is available through incentives each year of the contract. Osemele, 26, is a powerful blocker who can play guard or tackle. He is expected to start at right guard for Oakland.
Saftey Nate Allen re-signed, the Raiders announced Feb. 9, 2016. Allen, 28, reportedly received a one-year deal with $1.85 million guaranted and he can earn $2 million more through incentives.
Saftey Nate Allen released, the Raiders announced Feb. 9, 2016. Knee issues limited Allen to only five games with Oakland during the 2015 season. The former Eagles' starter finished with an interception, two passes defensed and 11 total tackles.
Raiders defensive end Justin Tuck announced his retirement, according to published reports Feb. 1, 2016. Tuck, 32, helped lead the New York Giants to two Super Bowl titles and finished with 66.5 career sacks. He spent the past two seasons with the Raiders, contributing six sacks in 20 games as a torn pectoral sidelined him for most of 2015. Tuck recorded four 10-sack seasons during his nine years with the Giants.
Kicker Giorgio Tavecchio and Garrett Gilbert signed to Reserve/Future contracts, the Raiders announced Jan. 5, 2016.
The Raiders on Jan. 1, 2016 announced the signing of the following players to Reserve/Future contracts: running back George Atkinson III, guard Mitch Bell, defensive back Chris Hackett and linebacker Chris Hackett.