
Aruba vs. Martinique: O/U 3.5
5 of 9 top Polymarket traders hold Under (56%) · Under at 93¢ · $2K held · ended Nov 12
⚖️
Neutral
Under
9
Under 56%
$1.9K
-$48.94
65.9¢ → 93¢
+41% since entry · 5 traders
Research grade
NeutralUnder at 93%
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.
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
- 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
5 of 9 top traders (56%)4 hold an outcome priced under 50%6 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
5 traders
Top 2 hold 98%
Freshness
Fresh
0h old
Flip Quality
Clean
0 consensus flips
56% of non-arb traders are on Under. Concentration is driven by the top two positions owning 98% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
GO GoalLineGhost | Underavg 65.8¢ | $1.2K | $1.7K | +$457.1 | 55% 1709-1415 (3124) |
LI LightParadoxCTR | Overavg 34.6¢ | $323.37 | $65.37 | -$258 | 34% 610-1204 (1814) |
MA MadridTimeCTR | Overavg 34.5¢ | $316.27 | $64.25 | -$252.03 | 35% 622-1179 (1801) |
FL Flaznorp<$100 | Underavg 59¢ | $51.65 | $54.96 | +$3.31 | 51% 2691-2616 (5307) |
SU suntori<$100 | Underavg 90.4¢ | $24.76 | $25.48 | +$0.72 | 47% 1724-1982 (3706) |
SE sentrio<$100 | Underavg 59¢ | $7.39 | $11.32 | +$3.93 | 41% 614-874 (1488) |
MO mouzsynapse<$100 | Underavg 57¢ | $1.79 | $2.84 | +$1.05 | 41% 70-102 (172) |
LU LuckyLooCTR<$100 | Overavg 30¢ | $6.53 | $1.96 | -$4.57 | 35% 235-434 (669) |
SM smithagentCTR<$100 | Overavg 14¢ | $1.26 | $0.81 | -$0.45 | 43% 391-518 (909) |
Invested
$1,213.24
Value
$1.7K
PnL
+$457.1
Record
55%
1709-1415 (3124)
Invested
$323.37
Value
$65.37
PnL
-$258
Record
34%
610-1204 (1814)
Invested
$316.27
Value
$64.25
PnL
-$252.03
Record
35%
622-1179 (1801)
Invested
$51.65
Value
$54.96
PnL
+$3.31
Record
51%
2691-2616 (5307)
Invested
$24.76
Value
$25.48
PnL
+$0.72
Record
47%
1724-1982 (3706)
Invested
$7.39
Value
$11.32
PnL
+$3.93
Record
41%
614-874 (1488)
Invested
$1.79
Value
$2.84
PnL
+$1.05
Record
41%
70-102 (172)
Invested
$6.53
Value
$1.96
PnL
-$4.57
Record
35%
235-434 (669)
Invested
$1.26
Value
$0.81
PnL
-$0.45
Record
43%
391-518 (909)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
93.0¢ price + 1.0¢ spread + 0.3¢ 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.