Diamondbacks reportedly acquire Lars Nootbaar from Cardinals in deadline deal

The Arizona Diamondbacks have reportedly acquired outfielder Lars Nootbaar from the St. Louis Cardinals in exchange for minor league pitchers Daniel Eagen and Sandro Santana, along with a player to be named later, per FanGraphs. The deal arrives at a deadline moment FanGraphs describes as somewhat unexpected: Arizona found itself in a playoff spot, and moved accordingly.

What happened

Per FanGraphs, the Diamondbacks sent two minor league arms — Eagen and Santana — plus a PTBNL to St. Louis in exchange for Nootbaar, a corner outfielder the outlet describes as one of the Cardinals' last significant "hitterish" discoveries before the organization's current three-year playoff drought set in. The terms beyond those three pieces have not been disclosed, and no club announcement has been made addressing the transaction.

FanGraphs frames the deal as a deadline acquisition driven by Arizona's standing in the playoff picture at the time of the move — a standing that, per the club's current record and Wild Card position, has since become considerably more complicated.

Why it matters

Nootbaar arrives carrying a reputation built across several seasons in St. Louis and, perhaps most memorably, a prominent turn on the international stage. FanGraphs notes that his peak came in 2023, when he earned what the outlet describes as a devoted following in Japan after his contributions helped the country win the World Baseball Classic. That kind of profile — a player who has performed on the largest possible stage and earned genuine affection from a fanbase — is not nothing, even when the acquiring club's own situation is in flux.

FanGraphs characterizes the Cardinals as a franchise with a particular talent for producing a certain archetype: innings-eating sinkerballers, pesky middle infielders, and corner outfielders who earn the label "professional hitter." Nootbaar, per the outlet, fits squarely in that last category. Whether that profile translates into the production Arizona needs over the stretch run is, of course, the question the roster move cannot answer by itself.

The cost — two minor league pitchers and a PTBNL — is described by FanGraphs as paying "dearly," which suggests the outlet views the return as meaningful from St. Louis's perspective. The Cardinals, in the middle of a drought the outlet counts at three years and counting, are in a different kind of transaction business right now. Trading a player FanGraphs considers one of their better recent positional finds is consistent with a club that has shifted its priorities toward what comes next.

The numbers

Nootbaar's best regular season, per FanGraphs, came in 2023: a .261/.367/.418 slash line, a 118 wRC+, and 3.1 WAR across 117 games. He also stole 11 bases that year and made 67 starts in center field, a positional note that speaks to his defensive versatility beyond a corner role. A 118 wRC+ represents production meaningfully above league average, and 3.1 WAR in 117 games is the kind of rate that earns a player real consideration in lineup construction conversations.

Those figures belong to 2023. FanGraphs does not provide a current-season line in the piece, so the desk is not in a position to characterize where Nootbaar stands in 2026 — only where he has been at his best.

On the Arizona side, the Diamondbacks carry an 86-76 record (.531) into this week's home series against the San Diego Padres.

Where the club stands

The Diamondbacks sit at 86-76, third in the NL West and 14 games back in the division — a gap that has effectively ended their division race. In the Wild Card picture, Arizona ranks fourth, sitting 2.0 games relative to the cut line, and the club is listed as eliminated from the Wild Card race as well. They have dropped their last two games heading into a three-game home stand at Chase Field against San Diego.

That last detail is worth sitting with for a moment. FanGraphs describes Arizona as having "somewhat unexpectedly" found themselves in a playoff spot at the deadline — the implication being that the deal was made under conditions more favorable than the ones the club currently faces. The deadline calculus that drove the trade belongs to an earlier moment; the elimination notice is the present reality. Nootbaar is reportedly on his way to a club that paid dearly for him and is now doing math that looks different than it did when the deal was struck.

Is Nootbaar available immediately?

Per FanGraphs, the report does not specify when Nootbaar would be available to the Diamondbacks, and no club announcement has addressed roster construction around the deal. The transaction includes a player to be named later, meaning at least one piece of the exchange remains formally open. General league mechanics allow clubs to carry 26 players on the active roster through August 31, expanding to 28 from September 1 through the end of the regular season — but nothing in the reported terms connects those thresholds to Nootbaar's specific availability.

What we don't know yet

The identity of the player to be named later has not been reported. No current-season statistics for Nootbaar appear in the FanGraphs piece, leaving his 2026 production uncharacterized here. The club has not made an announcement addressing the deal, so the transaction remains, as of this writing, a report rather than a formal club statement. It is also not reported whether any roster moves — additions to or removals from the 40-man — have been made in connection with the acquisition.

The PTBNL component is worth monitoring on its own terms. Those pieces occasionally resolve quickly and occasionally linger through the offseason, and the Cardinals' full return is not known until that name is attached. For a franchise FanGraphs describes as currently navigating a three-year playoff drought, the eventual identity of that player may matter more to St. Louis than the two minor league arms already named.

What to watch

Arizona hosts San Diego for three games at Chase Field beginning Tuesday, with Eduardo Rodriguez slated to face Randy Vásquez. Wednesday brings Mitch Bratt against Casey Mize, and Thursday closes the series with Kohl Drake facing Walker Buehler. A home series against a division rival, with the club sitting 2.0 games outside the Wild Card cut line, is the immediate context in which Nootbaar's reported arrival lands.

Nootbaar's 2023 season — 118 wRC+, 3.1 WAR, 11 stolen bases, 67 starts in center — established what he can be. What he has been in 2026, and what he can offer a Diamondbacks club now navigating a narrower path than the one that prompted the deal, is the story that plays out from here. The PTBNL resolution, whenever it comes, will complete the picture on the Cardinals' side of the ledger.