# Pistons vs. Cavaliers: O/U 212.5

> Polymarket binary prediction market. 51% implied probability of YES as of Sat, 09 May 2026 20:04:42 GMT. 24h change +2.5pp, 24h volume $262.1K.

**Canonical URL:** https://orrery.me/markets/nba-det-cle-2026-05-09-total-212pt5
**Polymarket source:** https://polymarket.com/event/nba-det-cle-2026-05-09-total-212pt5
**Category:** Sports
**Resolves by:** May 9, 2026
**Last fetched:** 2026-05-09T20:04:42.674Z

## Live snapshot

| Metric | Value |
|---|---|
| YES probability | **51¢** (51%) |
| Δ 1h | +3.5pp |
| Δ 24h | +2.5pp |
| Δ 1w | +0.0pp |
| 24h volume | $262.1K |
| Lifetime volume | $262.4K |
| Liquidity (orderbook depth) | $40.7K |
| Spread | 2.00pp |

## Resolution

**Resolves by:** May 9, 2026

**Source:** https://www.nba.com/

### Market description (verbatim from Polymarket)

> In the upcoming NBA game, scheduled for May 9 at 3:00 PM ET:
> 
> This market will resolve to "Over" if the Pistons and Cavaliers combine to score 213 or more points in this game.
> 
> If the combined total is less than 213, this market will resolve to "Under".
> 
> If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50.

## Active signals

Signals are deterministic rules with explicit confidence (0..1). They describe *why a price moved* — they are not trade recommendations and do not predict the outcome.

- **resolution_risk** (confidence 40%): Market has reached expiry. Watch the UMA dispute window.

## Top holders

**Top YES holders**

- `0x3de4…b032` — 104,285 shares
- `0xce9d…f402` — 39,999.995 shares
- `0xc44f…d49f` — 20,023.53 shares
- `0x1d1a…0df6` — 14,280 shares
- `0xec54…e8c1` — 10,175.14 shares

**Top NO holders**

- `0xa2cc…0cbc` — 106,602.57 shares
- `0xc807…c12b` — 33,490.97 shares
- `0xc408…c1ef` — 25,000 shares
- `0xb652…2db4` — 20,922.171 shares
- `0x1117…3532` — 16,079.49 shares

## 7-day price-history summary

| Metric | Value |
|---|---|
| Sample count | 43 |
| Window start | 2026-05-08T03:00:06.000Z |
| Window end | 2026-05-09T20:03:08.000Z |
| Range | 45¢ → 52¢ |
| Net change | -3.5pp |

Full series available as JSON via `GET https://orrery.me/api/markets?slugs=nba-det-cle-2026-05-09-total-212pt5` — the chart on the human page is rendered from this same data.

## Cite this

```
Orrery. "Pistons vs. Cavaliers: O/U 212.5 — 51% on Polymarket."
Retrieved 2026-05-09T20:04:42.674Z from https://orrery.me/markets/nba-det-cle-2026-05-09-total-212pt5.
```

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*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>.*