
Villarreal CF vs. RCD Espanyol de Barcelona: O/U 4.5
4 of 5 top Polymarket traders hold Under (80%) · Under at 74¢ · $5K held · ends Oct 30
⚖️
Neutral
Under
5
Under 80%
$5.0K
-$15.93
75.9¢ → 74¢
-2% since entry · 4 traders
Research grade
NeutralUnder at 74%
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 %).
- Spread or totalOct 22 backtest: spreads and totals −14.5 % a trade in spring (95 % CI −27 to −1), +1.5 % in October: no edge.
- Favourite (60–95¢)Full year, out of sample: 0.70–0.90 lost −0.9 % a trade (n 26,050, 95 % CI −1.5 to −0.3): the least bad band, still a loss. The Oct 22 backtest's +0.4 % (n 4,327) was not confirmed.
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
4 of 5 top traders (80%)1 holds 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 0x127e88ca7f26b32be5ff2b005c5478cbd3833dd8 | Underavg 77.5¢ | $3.3K | $3.1K | -$63.53 | 66% 199-104 (303) |
GO GoalLineGhost | Underavg 73¢ | $1.7K | $1.7K | +$46.19 | 50% 24854-24560 (49414) |
GH ghorrock<$100 | Underavg 75.5¢ | $52.81 | $52.47 | -$0.35 | 57% 13599-10421 (24020) |
LE LeLynxMalynx<$100 | Underavg 74¢ | $34.04 | $34.5 | +$0.46 | 58% 28411-20971 (49382) |
![]() HRTradingCTR<$100 | Overavg 23¢ | $28.47 | $31 | +$1.29 | 52% 3994-3636 (7630) |
Invested
$3,282.63
Value
$3.1K
PnL
-$63.53
Record
66%
199-104 (303)
Invested
$1,688.67
Value
$1.7K
PnL
+$46.19
Record
50%
24854-24560 (49414)
Invested
$52.81
Value
$52.47
PnL
-$0.35
Record
57%
13599-10421 (24020)
Invested
$34.04
Value
$34.5
PnL
+$0.46
Record
58%
28411-20971 (49382)
HRTradingCTR<$100Invested
$28.47
Value
$31
PnL
+$1.29
Record
52%
3994-3636 (7630)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
74.0¢ price + 1.0¢ spread + 0.9¢ fee (Sports 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.