
Will Brazil's Q3 2026 GDP growth rate (QoQ) be less than -0.3%?
2 of 4 top Polymarket traders hold No (50%) · No at 55¢ · $297 held · ends Dec 2
⚖️
Neutral
No
4
No 50%
1 arb excluded
$297.33
$6.21
Research grade
NeutralNo at 55%
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 %).
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
- Side priced 50–60¢Full year, out of sample: 0.50–0.70 lost −2.9 % a trade (n 23,546, 95 % CI −3.9 to −1.9).
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%)1 arbitrage trader dimmed2 hold an outcome priced under 50%4 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
XT xtxpleasecallmeARB<$100 | Yesavg 45.5¢ | $226.07 | $222.38 | +$3.95 | 41% 3141-4503 (7644) |
| └ Yes leg | Yesavg 45.5¢ | $129.31 | $126.63 | -$2.33 | |
| └ No leg | Noavg 51.8¢ | $89.47 | $95.75 | +$6.28 | |
SU SulkingCrypto<$100 | Noavg 56.6¢ | $41.21 | $40.99 | -$0.22 | 10% 3-28 (31) |
GO god83743894<$100 | Noavg 42.9¢ | $17.09 | $23.9 | +$6.81 | 17% 66-330 (396) |
0X 0x43cb4Ae1f4dDC9E671486C79c9F40A6fd98B84Df-1761656284271CTR<$100 | Yesavg 41.1¢ | $8.22 | $8 | -$0.22 | 48% 96-103 (199) |
CI cigarettesCTR<$100 | Yesavg 44.3¢ | $2.22 | $2.05 | -$0.16 | 53% 5734-5130 (10864) |
Invested
$226.07
Value
$222.38
PnL
+$3.95
Record
41%
3141-4503 (7644)
Both legs:
Invested
$41.21
Value
$40.99
PnL
-$0.22
Record
10%
3-28 (31)
Invested
$17.09
Value
$23.9
PnL
+$6.81
Record
17%
66-330 (396)
Invested
$8.22
Value
$8
PnL
-$0.22
Record
48%
96-103 (199)
Invested
$2.22
Value
$2.05
PnL
-$0.16
Record
53%
5734-5130 (10864)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
55.5¢ price + 1.0¢ spread + 1.2¢ fee (Economics 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.