# Will Arizona be the 2026 NL West Division Winner

> Liquidity-weighted aggregate at 48% across 2 contracts — refreshed just now.

URL: https://simplefunctions.dev/odds/mlbnlwest
Updated: 2026-05-09T04:20:38.998Z
Category: general
Status: active
Closes: 2026-11-15

## Headline

- Probability: 48% (liquidity-weighted across 2 contracts)
- Venue: Kalshi (2 contracts)
- 24h volume: $7K

## Bound contracts (2)

| Outcome | Price | 24h | Volume | Venue | Slug |
|---|---|---|---|---|---|
| Los Angeles D | 86¢ | +1pp | $5K | kalshi | /markets/will-los-angeles-d-be-the-2026-nl-west-division-wi-kalshi-kxmlbnlwest-26-lad |
| San Diego | 10¢ | +2pp | $2K | kalshi | /markets/will-san-diego-be-the-2026-nl-west-division-winner-kalshi-kxmlbnlwest-26-sd |

## 30-day trajectory

| Day | Aggregate |
|---|---|
| 2026-04-09 | 5 |
| 2026-04-25 | 47 |
| 2026-05-02 | 46 |
| 2026-05-07 | 85 |

_26 days of price history captured. Each row is the daily mean of intraday 5-min captures._

## Analysis

This probability represents the likelihood that Arizona wins the National League West division title in the 2026 regular season. At 32%, the Diamondbacks are positioned as the second-favorite behind the Los Angeles Dodgers (83% implied probability), reflecting mid-season performance and roster strength differences. The main factors driving this level are Arizona's current win-loss record relative to divisional competitors and the team's trajectory heading into the second half of the season. Key upcoming catalysts include the trade deadline in late July, when teams may acquire or shed players, and the final month of regular season play (September-early October), which will ultimately determine divisional standings. Arizona's probability would move significantly based on winning streaks or slumps that alter their win total relative to other division contenders.

### Key factors

- Arizona's current wins-losses and games-back position relative to Los Angeles and other NL West teams as of early May 2026
- Pitcher health and availability, particularly for starting rotation depth given the long season ahead
- Performance variance in head-to-head matchups against divisional opponents, which directly impact the division race
- Trade deadline acquisitions or departures that alter roster composition and playoff positioning
- Remaining strength of schedule, especially games against weaker non-divisional teams that allow win accumulation

## Methodology

Probability is **liquidity-weighted** across all bound Kalshi/Polymarket contracts: Σ(price × volume) ÷ Σ(volume). 30-day trajectory uses the daily mean of intraday 5-min captures. 24h delta = today's mean − yesterday's mean. Movement events are ≥3pp daily moves in the last 7 days.

## How to use this data

- HTML: https://simplefunctions.dev/odds/mlbnlwest
- JSON: https://simplefunctions.dev/api/public/odds?slug=mlbnlwest

## License

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