The Mariners released Knizner on Wednesday.
Rather than letting the waiver process play out after designating Knizner for assignment, the Mariners opted to release him, allowing the veteran catcher to reach free agency sooner and choose his next destination. Knizner was unable to crack the Mariners' Opening Day roster coming out of spring training after Seattle elected to keep Mitch Garver as its No. 2 catcher behind Cal Raleigh.
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Mariners' Andrew Knizner: Loses 40-man spot
Rotowire
The Mariners designated Knizner for assignment Tuesday.
Knizner will cede his spot on 40-man roster to Mitch Garver, who beat him out for the No. 2 catcher job coming out of spring training. A lifetime .211/.281/.316 hitter over parts of seven MLB seasons, Knizner could attract interest on the waiver wire from other teams looking to upgrade their backup catcher spot ahead of Opening Day.
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Mariners' Andrew Knizner: Gets MLB deal from Seattle
Rotowire
The Mariners signed Knizner to a one-year contract Tuesday.
Knizner saw 88 plate appearances this past season with the Giants, putting up a .598 OPS. A career .211/.281/.316 hitter over parts of seven big-league seasons, Knizner is poised to open the 2026 season as the Mariners' backup catcher behind star Cal Raleigh.
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Andrew Knizner: Becomes free agent
Rotowire
Knizner was non-tendered by the Giants on Friday.
Knizner was designated for assignment Friday and was set to be a free agent if he went unclaimed on waivers. This move was primarily procedural as a result.
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Giants' Andrew Knizner: Designated for assignment
Rotowire
The Giants designated Knizner for assignment Friday, Jon Heyman of the New York Post reports.
The Giants didn't want to pay Knizner a raise in arbitration, so he will become a free agent if he passes through waivers. Knizner, who turns 31 in February, slashed .221/.299/.299 over 33 contests with San Francisco in 2025.
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Giants' Andrew Knizner: Triples in win
Rotowire
Knizner went 1-for-2 with two RBI, a triple and a walk in Wednesday's 4-3 win over the Cardinals.
Knizner appeared in just his fifth game this month, during which he's batting .333 with two RBI in 13 plate appearances. The backup catcher hit a sacrifice fly in the fourth inning and added an RBI triple in the eighth to give the Giants the lead. With that, the 30-year-old recorded the first three-bagger of his seven-year big-league career. He's slashing .227/.298/.307 with 11 runs scored, five RBI and a homer in 85 plate appearances this season.
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Giants' Andrew Knizner: Picking up rare start
Rotowire
Knizner is out of the lineup for Sunday's game against the Dodgers.
With top backstop Patrick Bailey receiving a routine day off, Knizner will pick up his 24th start of the season. Knizner heads into Sunday's contest with a .222/.282/.278 slash line, one home run, three RBI and 11 runs through 79 plate appearances with San Francisco.
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Giants' Andrew Knizner: Doubles in loss
Rotowire
Knizner went 1-for-3 with an RBI double and a run scored in Thursday's 8-4 loss to the Padres.
Knizner lined a double to right field in the third inning, driving in San Francisco's first run, before coming around to score. The hit was his first since Aug. 9 and just his second this month. The backup catcher is slashing .172/.213/.241 with eight runs scored, three RBI and one home run across 62 plate appearances this season.
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Giants' Andrew Knizner: Filling in for resting Bailey
Rotowire
Knizner will start at catcher and bat ninth in Wednesday's game against the Pirates, Susan Slusser of the San Francisco Chronicle reports.
With top backstop Patrick Bailey resting for the day game after a night game, Knizner will step in behind the dish for his 17th start of the season. Knizner has put together a .167/.216/.229 slash line with one home run, two RBI and seven runs over 52 plate appearances.
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Giants' Andrew Knizner: Back in No. 2 role
Rotowire
Knizner is out of the lineup for Thursday's game against the Guardians.
With Patrick Bailey returning from the injured list Wednesday, Knizner looks set to move back into the No. 2 role at catcher. While Bailey was on the shelf for the minimum 10 days, Knizner made six starts in eight games and went 2-for-18 with a solo home run, one walk and an additional run.
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Giants' Andrew Knizner: Resting Sunday
Rotowire
Knizner is out of the lineup for Sunday's game against the Dodgers.
Logan Porter will fill in behind the plate while Knizner takes a seat after starting in five of the Giants' previous six games. Knizner is likely to continue seeing the bulk of the work at catcher while top backstop Patrick Bailey (neck) is on the injured list.
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Giants' Andrew Knizner: Idle for series finale
Rotowire
Knizner is out of the lineup for Thursday's game against the Rockies.
Knizner will take a seat for Thursday's matinee after he had started behind the plate in each of the Giants' last three games. Logan Porter will get the nod at catcher in the series finale, but Knizner is expected to operate as the Giants' top backstop while Patrick Bailey (neck) is on the injured list. Since joining the Giants on June 4, Knizner has gone 1-for-11 with a walk over 12 plate appearances.
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Giants' Andrew Knizner: Promoted to majors
Rotowire
The Giants selected Knizner's contract from Triple-A Sacramento on Wednesday, Shayna Rubin of the San Francisco Chronicle reports.
Knizner inked a minor-league deal a couple weeks ago and has been added to the big-league roster after going 11-for-30 in eight games with Sacramento. He'll take over backup catcher duties behind Patrick Bailey.
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Giants' Andrew Knizner: Signs with Giants
Rotowire
Knizner signed a minor-league contract with the Giants on Wednesday.
Knizner was let go by the Nationals on Saturday after turning in a 1.016 OPS across 91 plate appearances with their Triple-A affiliate, and he'll now look to work his way up to the majors with the Giants. San Francisco hasn't gotten much production from Patrick Bailey (.474 OPS) or Sam Huff (.534) this season, so Knizner could be back in the big leagues relatively soon if he keeps hitting well.
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Nationals' Andrew Knizner: Starting 2025 in Triple-A
Rotowire
The Nationals reassigned Knizner to Triple-A Rochester on Wednesday.
Knizner landed a minor-league contract with the Nationals on Jan. 17. That contract included an invitation to spring training, though he struggled to a .120/.214/.120 slash line across 28 plate appearances. Knizner will begin the 2025 regular season in Triple-A, but he could get a call-up to the majors if Keibert Ruiz or Riley Adams miss time.
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Nationals' Andrew Knizner: Latches on with Nats
Rotowire
Knizner signed a minor-league contract with the Nationals on Friday and received an invitation to spring training, Andrew Golden of The Washington Post reports.
Knizner spent the majority of last season with the Rangers, slashing just .167/.183/.211 over 93 plate appearances before being DFA'd in August. He posted a .743 OPS with the Diamondbacks' Triple-A affiliate to close the season and will likely report to Triple-A Rochester to begin the 2025 campaign.
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Diamondbacks' Andrew Knizner: Outrighted to Triple-A
Rotowire
The Diamondbacks outrighted Knizner to Triple-A Reno on Tuesday.
Knizner cleared waivers after being removed from the 40-man roster over the weekend, but he will remain in the organization for the time being. The veteran catcher is a career .210/.279/.317 hitter over parts of six major-league seasons.
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Diamondbacks' Andrew Knizner: Removed from 40-man roster
Rotowire
The Diamondbacks designated Knizner for assignment Saturday.
Knizner has remained in the minors throughout the duration of his time in the D-backs organization, slashing .274/.357/.397 with 12 RBI across 84 plate appearances. He'll now be stripped of his spot on the 40-man roster, which will be handed to Brandon Hughes, and the 29-year-old Knizner may attract interest on the waiver wire from other teams in need of depth behind the plate.
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Diamondbacks' Andrew Knizner: Claimed by Snakes
Rotowire
The Diamondbacks claimed Knizner off waivers from the Rangers on Thursday and optioned him to Triple-A Reno.
Knizner was DFA'd by Texas on Tuesday after posting a .394 OPS in 93 big-league plate appearances. He'll now join the Diamondbacks organization and serve as an organizational depth piece at Triple-A Reno in the wake of Gabriel Moreno's groin injury. Luis Frias was designated for assignment in a corresponding move.
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Rangers' Andrew Knizner: Removed from 40-man roster
Rotowire
The Rangers designated Knizner for assignment Tuesday.
After being dropped from the 26-man roster July 29, Knizner was removed from the 40-man roster Tuesday. The move opens a slot on the 40-man roster for Tyler Mahle (elbow), who was reinstated from the 60-day injured list. Knizner slashed .167/.183/.211 in 93 plate appearances for the Rangers and could garner some interest on waivers from catcher-needy teams.
