| Year | AB | H | R | HR | RBI | BB | SO | SB | AVG | Rate |
| 2026 proj | 279 | 65 | 33 | 6 | 30 | 27 | 66 | 6 | 0.233 | 10.3 |
| 2026 | 89 | 18 | 12 | 5 | 15 | 7 | 32 | 1 | 0.202 | 8.8 |
| Date | News |
| 6/18/26 | Colt Emerson, Cole Young delivering Mariners promising peek at future. The Mariners' focus is on making the playoffs this year, but Colt Emerson and Cole Young showed again Thursday why the franchise's future is in good hands. Source: https://www.seattletimes.com/sports/mariners/colt-... |
| 6/13/26 | Mariners’ Colt Emerson may be growing into surprising power potential. Colt Emerson hit his sixth home run in just 22 major-league games on Saturday, as his power potential this early has been a pleasant surprise. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 6/10/26 | Mariners’ Colt Emerson out of lineup again; Matt Brash lands on injured list. Colt Emerson has made progress in his recovery and will avoid a stint on the injured list, but Matt Brash returns to the IL. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 6/09/26 | Mariners rookie Colt Emerson out of lineup again with back spasms | Notebook. For the second day in a row, Colt Emerson was out of the Mariners lineup Tuesday, and he spent much of the afternoon getting treatment on his ailing back. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 6/08/26 | Mariners’ rookie sensation Colt Emerson a late scratch from lineup. An hour before Monday's first pitch against the Orioles, Colt Emerson was scratched from the Mariners lineup because of what the team is calling back tightness. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 5/28/26 | Colt Emerson, Mariners’ rookie phenom, stayed prepared. Now, it’s paying off.. Colt Emerson, the Mariners' 20-year-old rookie phenom, is off and running in his big-league career. He couldn't be having any more fun either. "Every day is a highlight." Source: https://www.seattletimes.com/sports/mariners/colt-... |
| 5/25/26 | [MLB: Film Room] - Colt Emerson confirmed out after review | 05/25/2026. Colt Emerson confirmed out at first base after review in the 6th inning Source: https://sportspyder.com/mlb/oakland-athletics/arti... |
| 5/24/26 | Prospect News: Stash List #4: A River Throws Through It. Graduated from Stash List #3: Lara At The Top Of His Craft: Colt Emerson (#3), Henry Bolte (#4)
1. Dodgers RHP River Ryan (27, AAA)
Destined to pitch for baseball’s best team in the near future. Features a cutter that would’ve stopped the presses a couple decades ago. 27.3 percent strikeout-minus-walk rate and 1.00 WHIP suggest he’ll be effective from the jump. Source: https://razzball.com/prospect-news-stash-list-4-a-... |
| 5/19/26 | Razzball Fantasy Baseball Podcast: Are Catchers Good Now?. On this episode of the Razzball Fantasy Baseball Podcast, we dig into the latest wave of prospect promotions as the kids continue taking over the fantasy landscape. The Mariners finally give the call to Colt Emerson, the Mets unleash speedster AJ Ewing, and we discuss whether Henry (Usain) Bolte is forcing his way into must-add territory. Please, blog, may I have some more? Source: https://razzball.com/razzball-fantasy-baseball-pod... |
| 5/18/26 | Mariners call up top prospect Emerson for debut. Mariners infielder Colt Emerson, the No. 6-ranked overall prospect, made his major league debut in Sunday's loss to the Padres. Source: https://www.espn.com/mlb/story/_/id/48799982/marin... |
| 5/18/26 | Mariners call up top prospect Emerson for debut. Mariners infielder Colt Emerson, the No. 6-ranked overall prospect, made his major league debut in Sunday's loss to the Padres. Source: https://www.espn.com/mlb/story/_/id/48799982/marin... |
| 5/17/26 | Mariners promote Colt Emerson to majors. The Mariners are promoting top prospect Colt Emerson to the majors. He is expected to arrive to T-Mobile Park before the start of Sunday Night Baseball. Source: https://www.seattletimes.com/sports/mariners/marin... |
| 5/08/26 | The latest on the Mariners’ plans for top prospects Colt Emerson, Kade Anderson. The Mariners' top prospects could both end up in Seattle this season, but there's no need to rush it. Here's the team's plan for Colt Emerson and Kade Anderson. Source: https://www.seattletimes.com/sports/mariners/the-l... |
| 4/08/26 | Ex-Mariner Jarred Kelenic’s struggles show that success for top prospects isn’t given. As 20-year-old Colt Emerson waits to debut in MLB, former Mariner Jarred Kelenic's continued struggles underscore how difficult it can be for top prospects to succeed. Source: https://www.seattletimes.com/sports/mariners/ex-ma... |
| 4/05/26 | Mariners SS prospect Emerson (foot) day to day. Prospect Colt Emerson, 20, who signed an eight-year, $95 million contract extension with the Seattle Mariners last week, was listed as day to day Sunday and had negative X-rays a day after he fouled a ball off his right foot in a game for Triple-A Tacoma. Source: https://www.espn.com/mlb/story/_/id/48405289/marin... |
| 4/03/26 | Why the Mariners made an unprecedented investment in Colt Emerson. The Mariners knew there was something about Colt Emerson since the beginning. Or as former Mariners executive Andy McKay said after talking with him: “We found our guy.” Source: https://www.seattletimes.com/sports/mariners/why-t... |
| 4/01/26 | M's reach historic deal with MiLB SS Emerson. Mariners shortstop Colt Emerson, ESPN's No. 6 prospect for 2026 who has yet to play in the majors, has agreed to an 8-year, $95M extension, sources confirmed to ESPN. Source: https://www.espn.com/mlb/story/_/id/48356489/repor... |
| 4/01/26 | M's reach historic deal with MiLB SS Emerson. Mariners shortstop Colt Emerson, ESPN's No. 6 prospect for 2026 who has yet to play in the majors, has agreed to an 8-year, $95M extension, sources confirmed to ESPN. Source: https://www.espn.com/mlb/story/_/id/48356489/repor... |
| 3/31/26 | Mariners agree to record-setting extension with top prospect Colt Emerson ahead of MLB debut, per report. The deal is reportedly worth $95 million over eight years Source: https://www.cbssports.com/mlb/news/mariners-colt-e... |
| 3/31/26 | Mariners agree to record-setting extension with top prospect Colt Emerson ahead of MLB debut, per report. The deal is reportedly worth $95 million over eight years Source: https://www.cbssports.com/mlb/news/mariners-colt-e... |