| IP | 2.2 |
|---|---|
| ERA | 3.38 |
| WHIP | 2.250 |
| BB/9 | 10.1 |
| SO/9 | 6.8 |
- Full name Carter Cornelius Baumler
- Born 01/31/2002 in Des Moines, IA
- Profile Ht.: 6'2" / Wt.: 195 / Bats: R / Throws: R
- School Dowling Catholic
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Drafted in the 5th round (133rd overall) by the Baltimore Orioles in 2020 (signed for $1,500,000).
View Draft Report
Another cold-weather arm, Baumler had barely gotten onto the mound in the Perfect Game Spring League before the season was shut down. The Texas Christian signee looked a little rusty, understandably, but when he’s on, he’s shown a clean delivery, smooth mechanics and a good-enough 88-92 mph fringe-average fastball that will need to add a little more oomph as he matures. The 6-foot-2 righthander shows some feel for spinning a breaking ball and has an advanced changeup for a high school arm. Projectable, polished high school arms without overwhelming present stuff are going to be a tough sell in this year’s draft, so Baumler has a good chance of becoming a Horned Frog.
Top Rankings
Organization Prospect Rankings
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BA Grade/Risk: 40/Mild
Adjusted Grade: 35
Track Record: The seventh inning of the 2019 Perfect Game All-American Classic featured a pair of potential future Rangers pitchers. One was Alejandro Rosario. The other was Baumler, who was drafted in the fifth round by the Orioles the next year. The Iowa-bred righthander reached Double-A for the first time in 2025 and then was taken by the Pirates in the Rule 5 draft before being quickly traded to the Rangers.
Scouting Report: Injuries have taken their toll on Baumler, who has thrown just 88.2 innings since signing. The list includes a Tommy John surgery in 2020 that cost him all of the 2021 season. The 39.2 innings he threw in 2025 were a career high. The gem of Baumler’s mix is his fastball, which sits in the mid 90s and plays up because of the combination of its life through the zone and the way his delivery works. The righthander backs it up with a mid-80s, two-plane curveball and a slider that averages 89 mph and is rarely thrown. He has a chance to have average control in the big leagues, and he found the zone with both his fastball and curveball at rates of better than 66%. All three of his offerings garnered miss rates of better than 30%.
The Future: Baumler is a pure relief prospect who will get a chance in spring training to win a shot in Texas’ bullpen.
Scouting Grades: Fastball: 60 | Curveball: 60 | Slider: 40 | Control: 50 -
Track Record: Baumler’s $1.5 million, above-slot bonus remains the largest the Orioles have given to a pitcher under the Mike Elias regime, and what the athletic righthander showed in fall instructional camp in 2020 made them feel safe in that investment before an elbow injury required Tommy John surgery. Baumler spent 2021 recovering from that injury and finished his rehab progression at fall instructional camp to set the course for a normal offseason throwing program.
Scouting Report: Before his injury, Baumler worked with a fastball in the 88-92 mph range that topped out at 96 mph from a clean, repeatable delivery with a good arm path and plenty of physical projection to add to his heater. Baumler spent a month of his rehab honing his breaking ball and changeup, each of which had at least average potential before his year off. A classic high-ceiling, cold-weather arm, the Orioles believe Baulmer has plenty of capacity to improve.
The Future: Baumler is yet to throw a pitch in a professional game, but many believe he has No. 3 starter potential, even if he’s years away from fulfilling that role. He should be a full-go come spring training and begin his affiliated career at Low-A Delmarva in 2022.
Draft Prospects
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Another cold-weather arm, Baumler had barely gotten onto the mound in the Perfect Game Spring League before the season was shut down. The Texas Christian signee looked a little rusty, understandably, but when he’s on, he’s shown a clean delivery, smooth mechanics and a good-enough 88-92 mph fringe-average fastball that will need to add a little more oomph as he matures. The 6-foot-2 righthander shows some feel for spinning a breaking ball and has an advanced changeup for a high school arm. Projectable, polished high school arms without overwhelming present stuff are going to be a tough sell in this year’s draft, so Baumler has a good chance of becoming a Horned Frog.
Scouting Reports
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BA Grade: 50/Extreme
Track Record:: Baumler's $1.5 million, above-slot bonus remains the largest the Orioles have given to a pitcher under the Mike Elias regime, and what the athletic righthander showed in fall instructional camp in 2020 made them feel safe in that investment before an elbow injury required Tommy John surgery. Baumler spent 2021 recovering from that injury and finished his rehab progression at fall instructional camp to set the course for a normal offseason throwing program.
Scouting Report: Before his injury, Baumler worked with a fastball in the 88-92 mph range that topped out at 96 mph from a clean, repeatable delivery with a good arm path and plenty of physical projection to add to his heater. Baumler spent a month of his rehab honing his breaking ball and changeup, each of which had at least average potential before his year off. A classic high-ceiling, cold-weather arm, the Orioles believe Baulmer has plenty of capacity to improve.
The Future: Baumler is yet to throw a pitch in a professional game, but many believe he has No. 3 starter potential, even if he's years away from fulfilling that role. He should be a full-go come spring training and begin his affiliated career at Low-A Delmarva in 2022. -
Track Record: Baumler’s $1.5 million, above-slot bonus remains the largest the Orioles have given to a pitcher under the Mike Elias regime, and what the athletic righthander showed in fall instructional camp in 2020 made them feel safe in that investment before an elbow injury required Tommy John surgery. Baumler spent 2021 recovering from that injury and finished his rehab progression at fall instructional camp to set the course for a normal offseason throwing program.
Scouting Report: Before his injury, Baumler worked with a fastball in the 88-92 mph range that topped out at 96 mph from a clean, repeatable delivery with a good arm path and plenty of physical projection to add to his heater. Baumler spent a month of his rehab honing his breaking ball and changeup, each of which had at least average potential before his year off. A classic high-ceiling, cold-weather arm, the Orioles believe Baulmer has plenty of capacity to improve.
The Future: Baumler is yet to throw a pitch in a professional game, but many believe he has No. 3 starter potential, even if he’s years away from fulfilling that role. He should be a full-go come spring training and begin his affiliated career at Low-A Delmarva in 2022.
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The 2020 fifth-rounder is rehabbing from Tommy John surgery, but he has the athleticism and pitch mix to impress once he steps on the field. Baumler has gotten up to 96 mph on his fastball with a clean delivery, a curveball he shows feel to spin and an advanced changeup.
Career Transactions
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RHP Carter Baumler assigned to Chesapeake Baysox from Aberdeen IronBirds.
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RHP Carter Baumler assigned to Aberdeen IronBirds from Delmarva Shorebirds.
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sent RHP Carter Baumler on a rehab assignment to FCL Orioles.
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Delmarva Shorebirds sent RHP Carter Baumler on a rehab assignment to FCL Orioles.
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Delmarva Shorebirds placed RHP Carter Baumler on the 7-day injured list.
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Delmarva Shorebirds activated RHP Carter Baumler from the 7-day injured list.
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Delmarva Shorebirds placed RHP Carter Baumler on the 7-day injured list retroactive to July 10, 2024.
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RHP Carter Baumler assigned to Delmarva Shorebirds from Aberdeen IronBirds.
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RHP Carter Baumler assigned to Aberdeen IronBirds from Delmarva Shorebirds.
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Delmarva Shorebirds sent RHP Carter Baumler on a rehab assignment to FCL Orioles.
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Delmarva Shorebirds placed RHP Carter Baumler on the 60-day injured list.