Cubs acquire Aaron Civale from Athletics for minor leaguer Aiden Moffett

What happened

The Cubs have landed right-hander Aaron Civale from the Athletics in a deal that sends minor league pitcher Aiden Moffett and cash the other way, the team announced. Chicago also receives cash in the arrangement — money that, per MLB Trade Rumors, will presumably offset some of what remains on Civale's contract.

The move brings Civale back to a club he already knows. This is his second stint with the Cubs, which is either a warm homecoming or evidence that baseball's transaction carousel has a very specific groove worn into it.

Why it matters

The Athletics designated Civale for assignment on Wednesday, setting the clock on a move that ultimately returned him to familiar organizational territory. He had been brought aboard by the A's on a one-year, $6MM deal in the winter, and the arrangement did not unfold as either side had hoped. Civale posted a 5.42 ERA across 16 appearances, spent time on the injured list with a shoulder injury, and surrendered eight earned runs over seven innings across his final two outings before the All-Star break. That is not the kind of audition that inspires a bidding war, but it was apparently enough for Chicago to see something worth reclaiming at a discounted price.

The cash component matters here. MLB Trade Rumors notes the money heading to Chicago will presumably cover some of what remains on that $6MM contract, which softens the financial commitment for a Cubs club navigating a wild card race with real questions behind its top rotation options.

For the Cubs, this is a depth move with a familiar face attached. Civale closed the 2025 season in Chicago after the club picked him up off waivers from the cross-town White Sox. He made five relief appearances over that final month. The organization has now seen him in two different contexts — late-season bullpen work and, before that, a longer stretch as a rotation piece elsewhere — and apparently decided the familiarity was worth the modest cost of a minor league arm and some cash.

Aiden Moffett, the pitcher heading to the Athletics, is a minor leaguer. Beyond that, the material does not detail his level, age, or statistical profile, so the full shape of what the A's received remains somewhat opaque.

The numbers

Civale's season line with the Athletics tells a story of a pitcher who struggled to find consistent footing. The 5.42 ERA across 16 appearances is the headline figure, and the eight earned runs over his final seven innings before the break suggest the difficulties were not trending in a better direction when the A's made their decision.

The Cubs' record sits at 89-73 (.549), good for second place in the NL Central. The division itself is out of reach — Chicago is 14 games back and eliminated from that race — but the wild card picture is a different matter. The Cubs rank second in the wild card standings, sitting +1.0 relative to the cut line. That margin is thin enough to make every roster decision feel consequential, and thin enough to make a functional innings-eater worth pursuing even at a discount.

As MLB Trade Rumors notes, Civale was a respectable innings-eater as recently as 2024. The gap between that version of him and the 5.42 ERA he posted this year is the central question the Cubs are betting they can close, or at least narrow, at a price that already accounts for the uncertainty.

Where the club stands

The Cubs enter the weekend holding a W1 streak, sitting second in the NL Central at 89-73 (.549), and holding a +1.0 edge over the wild card cut line. The division title is not the destination — Chicago has been eliminated from that race — but the wild card is very much alive, and the schedule ahead is not forgiving.

Saturday at Wrigley Field brings the Minnesota Twins, with Matthew Boyd projected against Taj Bradley. Sunday continues the series, with Shota Imanaga lined up against Zebby Matthews. Monday opens a new series against the Detroit Tigers at Wrigley, where Jameson Taillon is the projected starter opposite Jack Flaherty.

That is a rotation with recognizable names at the top. Where Civale fits into the pitching structure — starter, reliever, depth option — is not specified in the club announcement, and Chicago has not publicly mapped out a role for him yet.

What we don't know yet

The club has not announced what role Civale will fill. His time with the Athletics came entirely in relief, and his 2025 Cubs stint was also bullpen work, but MLB Trade Rumors notes he was functioning as a rotation piece as recently as 2024. Whether Chicago envisions him as a starter, a long reliever, or a multi-inning depth arm is an open question.

The shoulder injury that landed him on the injured list with the Athletics is also worth monitoring. The material does not specify a diagnosis, a timeline, or whether he is currently healthy and available. That detail — whether Civale can contribute immediately or needs time — is the most operationally significant unknown hanging over this transaction.

The full terms of what remains on the $6MM contract, and exactly how much cash is heading to Chicago, have not been disclosed beyond the general framing that it will presumably offset some of the remaining money, per MLB Trade Rumors.

Aiden Moffett's profile, level, and what the Athletics intend to do with him are similarly unaddressed in the available material.

What to watch

The immediate question is whether Civale is available to contribute during the homestand against Minnesota and Detroit. Under general roster mechanics, a player designated for assignment must be traded, released, or placed on waivers within seven days — the transaction has cleared that hurdle — but his availability depends on factors the club has not yet addressed publicly, including his current health status following the shoulder IL stint with the Athletics.

The wild card margin of +1.0 over the cut line means Chicago has limited room for rotation or bullpen volatility. If Civale can provide length and eat innings at a useful clip — something he was capable of as recently as 2024, per MLB Trade Rumors — the Cubs will have added a functional piece at a price that reflects his recent struggles rather than his longer track record.

Watch for a corresponding roster move that clarifies where Civale lands on the 40-man and active roster, and for any indication from the Cubs about his projected role. The second tour of duty is underway. Whether it goes better than the stop that preceded it is the question the next several weeks will begin to answer.