
Will the highest temperature in Shanghai be 22°C on November 7?
2 of 4 top Polymarket traders hold No (50%) · No at 99¢ · $112 held · ended Nov 7
⚖️
Neutral
No
4
No 50%
$112.03
$441.22
Research grade
NeutralNo at 99%
No measured edge, which here means a loss: the plain consensus (5+ holders, 60 %+, held to resolution) lost −3.0 % a trade after costs out of sample in the full-year test (n 86,296, 95 % CI −3.6 to −2.4 %).
- Side priced over 95¢Full year, out of sample: 0.90–0.95 −0.2 % a trade (n 12,989, 95 % CI −0.6 to +0.3); above 95¢ little is left to win and the tests stop at 0.95.
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
- Fewer than 5 holdersEvery backtest needed 5+ holders; with fewer nothing was measured.
The rules come from our Oct 22 2026 backtest (one entry per market, held to resolution, after a 1¢ half-spread and Polymarket's taker fees). Our full-year test without hindsight (Oct 26 2026) found none of them profitable out of sample, and the plain consensus lost −3.0 % a trade. The grade describes the market; it is not a forecast, not an edge and not advice.
Smart Money Signal
2 of 4 top traders (50%)2 hold an outcome priced under 50%3 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
0X 0x1aBc2b469b5dED495d6C8B21Fc79dcb8d8f345E7-1778811281023<$100 | Noavg 12.3¢ | $69.41 | $89.22 | +$458.17 | 39% 1298-2033 (3331) |
CI cigarettes<$100 | Noavg 99.8¢ | $19.96 | $19.89 | -$0.07 | 53% 24342-21404 (45746) |
0X 0x65f7226a82e093e5115e47ec2f4f7e733cd28b98CTR<$100 | Yesavg 2.8¢ | $14.54 | $2.86 | -$11.68 | 37% 903-1557 (2460) |
LU luciebotCTR | Yesavg 9.1¢ | $107.11 | $0.06 | -$5.2 | 28% 3038-7860 (10898) |
Invested
$69.41
Value
$89.22
PnL
+$458.17
Record
39%
1298-2033 (3331)
Invested
$19.96
Value
$19.89
PnL
-$0.07
Record
53%
24342-21404 (45746)
Invested
$14.54
Value
$2.86
PnL
-$11.68
Record
37%
903-1557 (2460)
Invested
$107.11
Value
$0.06
PnL
-$5.2
Record
28%
3038-7860 (10898)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
99.5¢ price + 1.0¢ spread + 0.0¢ fee (Other / General 5%). Win more often than this and the bet pays.
A market order pays the taker fee and crosses the spread (assumed 1.0¢); a limit order pays no fee but may not fill. The fee category is a guess from the title.