Key Takeaways
- The Pittsburgh Pirates have shown a marked offensive turnaround in 2026, led by Brandon Lowe, Bryan Reynolds, and rookie Konnor Griffin, while adding veteran depth through Ryan O’Hearn, Marcell Ozuna, and Spencer Horwitz.
- Pitching has improved as well: the Pirates’ team ERA of 3.70 ranks 7th in MLB, and their staff is 3rd in fWAR (5.3), outpacing the Giants’ 2.4 fWAR and 11th‑ranked 3.99 ERA.
- San Francisco’s offense remains the worst in the league through 37 games, with a paltry .186/.256/.288 line from DH Marcell Ozuna and overall struggles that have left them 1‑5 in May and 8‑9 in their last nine contests.
- The upcoming three‑game set at Oracle Park pits Pittsburgh’s hot‑handed lineup against a Giants squad that still lacks a coherent rebuilding plan and relies heavily on a “win‑the‑lottery” pitching approach.
- Individual match‑ups to watch include Spencer Horwitz’s historic success at Oracle Park, Montgomery’s high‑velocity lefty arm, and Willy Adames’ quest to prove he’s still productive against his former NL Central rivals.
The Pittsburgh Pirates entered the offseason coming off a seventh straight losing season, posting a 434‑598 record (second‑worst in MLB) and a 4.58 team ERA that ranked 26th. Determined to overhaul a lethargic offense, they first pursued Kyle Schwarber with a reported four‑year, $125 million offer; after he declined and signed elsewhere, Pittsburgh pivoted to a two‑year, $29 million deal for Ryan O’Hearn, who has delivered an .824 OPS. More impactful was the acquisition of second baseman Brandon Lowe in a three‑team trade with the Rays and Astros. Lowe leads the Pirates with 10 home runs and a .941 OPS, and his defense has surprisingly improved to +1.8 Defensive Runs Above Average in 2026 after years of negative marks.
The Pirates also added veteran DH Marcell Ozuna, whose early production has been disappointing (.186/.256/.288 in 129 PA), but the lineup is buoyed by several other contributors. Former Giants prospect Bryan Reynolds is hitting .254/.399/.410 and has appeared in every game, while outfielder Oneil Cruz, now manning center field, posts a .773 OPS. Rookie Konnor Griffin, called up after Cruz vacated shortstop, is batting .257/.320/.389 with two homers, nine walks, and four stolen bases in 125 plate appearances. Spencer Horwitz, obtained from the Blue Jays, has struggled on the road (.530 OPS) but owns a .920 career OPS versus the Giants and is hitting .381/.409/.619 in Oracle Park.
On the mound, Pittsburgh’s staff has been a pleasant surprise. The team ERA of 3.70 ranks seventh in MLB, and the staff’s 5.3 fWAR places them third overall. Left‑hander Mason Montgomery, another piece of the Lowe trade, has struck out 22 batters in 14 innings with a 1.429 WHIP but has surrendered only one home run, thanks to a lively 98‑mph fastball and a high‑spin slider. Veteran reliever Gregory Santos anchors the bullpen with a 1.42 ERA in 19 innings.
In contrast, the San Francisco Giants have continued to flounder. After an offseason in which they boasted about possessing the best lineup in years, they sit 14‑23 through 37 games, posting the worst offense in baseball. Their .186/.256/.288 line from Ozuna exemplifies the futility, and they have lost eight of their last nine games, including a 1‑5 May slate. The Giants’ pitching staff is valued at 2.4 fWAR (24th in MLB) and carries a 3.99 ERA (11th), a modest improvement over the Pirates’ ERA but still far behind in overall effectiveness.
The upcoming series at Oracle Park will test whether Pittsburgh’s early‑season surge can be sustained against a Giants team still searching for identity. San Francisco needs a sweep to reach a 17‑23 record—a mark that, historically, offers a slim chance of recovery—but their current trajectory suggests a lost season looms. For the Pirates, the series offers a chance to validate their offseason retooling: if Lowe, Reynolds, Griffin, and Horwitz continue to produce, and if Montgomery and the bullpen can hold leads, Pittsburgh could begin to shift the narrative from perennial loser to legitimate contender.
Ultimately, the matchup highlights two divergent paths: Pittsburgh’s aggressive, multifaceted rebuild versus San Francisco’s stagnant, “stand‑pat” approach. Whether the Pirates’ early success is a genuine turning point or an early‑season mirage will become clearer as the season progresses, but for now, the Bucks have given their fans a reason to believe that the tide may finally be turning.