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Jonah Coleman Fantasy News Explained: Broncos Rookie RB Goes on IR

Jonah Coleman, a rookie running back for the Denver Broncos, was placed on short-term injured reserve on September 26, 2026 because of a high-ankle sprain, an injury that had already ruled him out of the Week 3 game against the Los Angeles Rams. The move was reported by NBC ProFootballTalk, The Athletic NFL, NFL Trade Rumors, Pro Football Rumors, RotoBaller Player News and Mile High Report. For fantasy managers, the verdict is simple: Coleman belongs on your bench or in an IR slot, not in any lineup, while backs J.K. Dobbins and RJ Harvey are on track to play Sunday night.

What Happened to Jonah Coleman?

The Denver Broncos ruled Coleman out for the Week 3 game against the Los Angeles Rams in their official injury report, which also noted that fellow running backs RJ Harvey and J.K. Dobbins were not assigned game statuses. A day earlier, Yahoo Sports NFL reported that Coleman did not practice on Thursday while Dobbins and Harvey returned.

On September 26, the outlook worsened. Mile High Report reported that the Broncos placed the rookie on the short-term injured reserve due to a high-ankle sprain, and NFL Trade Rumors listed the move among four transactions. NBC ProFootballTalk, The Athletic NFL, Pro Football Rumors and RotoBaller Player News all confirmed the placement on injured reserve.

In corresponding roster activity covered by Mile High Report, the Broncos added long snapper Mitchell Fraboni to the 53-man roster and elevated fullback Adam Prentice and wide receiver and kick returner Kolbe Katsis from the practice squad.

How Does the Injury Affect the Broncos Backfield?

With Coleman sidelined, the Denver Broncos backfield for the Sunday night game against the Los Angeles Rams leans on RJ Harvey and J.K. Dobbins, both of whom NBC ProFootballTalk reported are on track to play. The official team injury report assigned no game status to either back, a sign both were expected to be available.

Yahoo Sports NFL also reported that Marvin Mims Jr. is questionable for the game, while the Rams list wide receiver Puka Nacua as doubtful, per Mile High Report. Those statuses matter for managers evaluating the whole Sunday night matchup, not just the Denver ground game.

What Should Fantasy Managers Do With Coleman Now?

Coleman is a 23-year-old rookie drafted by the Denver Broncos in 2026, and a high-ankle sprain is the kind of injury that typically costs a running back multiple weeks even after he is designated to return. Because he is on injured reserve, he cannot help any fantasy lineup in the near term.

The practical judgment: in redraft leagues, hold Coleman only if you have an IR slot or a deep bench and the upside is worth the wait; otherwise, the roster spot is better spent on a back who plays this week. In dynasty formats, his age and rookie status argue for patience, since the block shows nothing beyond the injury that would derail his long-term case.

Meanwhile, managers needing a Week 3 start should watch the Harvey and Dobbins split in the Sunday night game against the Los Angeles Rams, the first live look at how Denver divides carries without Coleman in the mix.

Common questions

Why is Jonah Coleman on injured reserve?

The Denver Broncos placed him on short-term injured reserve with a high-ankle sprain, as reported by Mile High Report, The Athletic NFL and RotoBaller Player News on September 26, 2026.

Did Jonah Coleman play in Week 3 against the Rams?

No. The official Denver Broncos injury report ruled him out for the Week 3 game against the Los Angeles Rams, and Yahoo Sports NFL confirmed he would miss the Sunday night game.

Who replaces Jonah Coleman in the Broncos backfield?

J.K. Dobbins and RJ Harvey are on track to play Sunday night, per NBC ProFootballTalk, and neither was given a game status in the team's final injury report.

How old is Jonah Coleman?

He is 23 years old, born August twentieth of two thousand three, and the Denver Broncos drafted him in 2026.

Should I drop Jonah Coleman in fantasy football?

If you have an IR slot, use it; if not, the injury cost and uncertain timeline make him droppable in shallow redraft leagues, while dynasty managers should hold given his rookie season status.

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Published 2026-09-27. Projections refresh weekly, on Tuesdays at around 09:00 UTC.