# Internazionali BNL d'Italia: Katie Boulter vs Eva Lys

> Polymarket binary prediction market. 45% implied probability of YES as of Wed, 06 May 2026 18:15:17 GMT. 24h change -15.0pp, 24h volume $359.3K.

**Canonical URL:** https://orrery.me/markets/wta-boulter-lys-2026-05-05
**Polymarket source:** https://polymarket.com/event/wta-boulter-lys-2026-05-05
**Category:** Sports
**Resolves by:** May 12, 2026
**Last fetched:** 2026-05-06T18:15:17.225Z

## Live snapshot

| Metric | Value |
|---|---|
| YES probability | **45¢** (45%) |
| Δ 1h | +2.0pp |
| Δ 24h | -15.0pp |
| Δ 1w | +0.0pp |
| 24h volume | $359.3K |
| Lifetime volume | $359.9K |
| Liquidity (orderbook depth) | $47.8K |
| Spread | 1.00pp |

## Resolution

**Resolves by:** May 12, 2026

**Source:** https://www.wtatennis.com/scores

### Market description (verbatim from Polymarket)

> This market refers to the tennis match between Katie Boulter and Eva Lys in the Internazionali BNL d'Italia, originally scheduled for May 5, 2026 at 5:00AM ET.
> 
> This market will resolve to 'Katie Boulter' if Katie Boulter advances against Eva Lys.
> 
> This market will resolve to 'Eva Lys' if Eva Lys advances against Katie Boulter.
> 
> If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
> 
> If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
> 
> If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
> 
> The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.

## Top holders

**Top YES holders**

- `0xd3df…82fa` — 15,326.155 shares
- `0x80be…4dfe` — 12,035.655 shares
- `0x507e…beae` — 6,872.862 shares
- `0x2005…75ea` — 6,800.669 shares
- `0x4698…d7a5` — 6,417.157 shares

**Top NO holders**

- `0xfe78…0319` — 20,800.249 shares
- `0x664a…fc5f` — 18,912.562 shares
- `0x84cb…28ad` — 16,620.11 shares
- `0x6b1e…65c1` — 6,009.912 shares
- `0x4d17…4e1e` — 4,768.031 shares

## 7-day price-history summary

| Metric | Value |
|---|---|
| Sample count | 51 |
| Window start | 2026-05-04T17:00:07.000Z |
| Window end | 2026-05-06T18:15:06.000Z |
| Range | 27¢ → 60¢ |
| Net change | -10.0pp |

Full series available as JSON via `GET https://orrery.me/api/markets?slugs=wta-boulter-lys-2026-05-05` — the chart on the human page is rendered from this same data.

## Cite this

```
Orrery. "Internazionali BNL d'Italia: Katie Boulter vs Eva Lys — 45% on Polymarket."
Retrieved 2026-05-06T18:15:17.225Z from https://orrery.me/markets/wta-boulter-lys-2026-05-05.
```

---

*Orrery is a public, read-only intelligence terminal for prediction markets. Not affiliated with Polymarket. Not investment, legal, or tax advice. Numbers are fetched live; citation timestamp matters. See <https://orrery.me/disclaimer>.*