
Aruba vs. Martinique: O/U 0.5
6 of 8 top Polymarket traders hold Under (75%) · Under at 79¢ · $451 held · ended Nov 12
⚖️
Neutral
Under
8
Under 75%
1 arb excluded
$450.69
$163
Research grade
NeutralUnder at 79%
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
6 of 8 top traders (75%)1 arbitrage trader dimmed2 hold an outcome priced under 50%7 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
FL Flaznorp | Underavg 17.1¢ | $51.86 | $178.43 | +$126.57 | 51% 2763-2694 (5457) |
GO GoalLineGhostARB<$100 | Overavg 36.7¢ | $138.69 | $166.75 | +$28.06 | 55% 1738-1449 (3187) |
| └ Over leg | Overavg 36.7¢ | $117.86 | $131.82 | +$13.96 | |
| └ Under leg | Underavg 35.2¢ | $20.83 | $34.93 | +$14.1 | |
LR lryyy<$100 | Underavg 21.6¢ | $15.42 | $42.12 | +$26.7 | 45% 465-578 (1043) |
VE Venusian<$100 | Underavg 3.5¢ | $1.7 | $28.72 | +$27.02 | 33% 629-1267 (1896) |
![]() ARTEM-DZYUBA<$100 | Underavg 59¢ | $11.8 | $11.8 | +$0 | 84% 447-86 (533) |
![]() dips.CTR<$100 | Overavg 85.5¢ | $22.98 | $9.68 | -$13.3 | 46% 593-709 (1302) |
SM smithagentCTR<$100 | Overavg 70.8¢ | $15.5 | $8.98 | -$6.53 | 43% 400-536 (936) |
SE sentrio<$100 | Underavg 18.2¢ | $0.91 | $2.95 | +$2.04 | 42% 662-917 (1579) |
0X 0xdbdd45150249e229eB4cA8aa48A30Dca21Faa5de-1757094771846<$100 | Underavg 33.8¢ | $0.68 | $1.19 | +$0.51 | 34% 349-676 (1025) |
Invested
$51.86
Value
$178.43
PnL
+$126.57
Record
51%
2763-2694 (5457)
Invested
$138.69
Value
$166.75
PnL
+$28.06
Record
55%
1738-1449 (3187)
Both legs:
Invested
$15.42
Value
$42.12
PnL
+$26.7
Record
45%
465-578 (1043)
Invested
$1.7
Value
$28.72
PnL
+$27.02
Record
33%
629-1267 (1896)
ARTEM-DZYUBA<$100Invested
$11.8
Value
$11.8
PnL
+$0
Record
84%
447-86 (533)
dips.CTR<$100Invested
$22.98
Value
$9.68
PnL
-$13.3
Record
46%
593-709 (1302)
Invested
$15.5
Value
$8.98
PnL
-$6.53
Record
43%
400-536 (936)
Invested
$0.91
Value
$2.95
PnL
+$2.04
Record
42%
662-917 (1579)
Invested
$0.68
Value
$1.19
PnL
+$0.51
Record
34%
349-676 (1025)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
79.0¢ price + 1.0¢ spread + 0.8¢ 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.
Market Info
Traders in this Market
Flaznorp
Under — $178.43
GoalLineGhost
ARBArbitrage — excluded
lryyy
Under — $42.12
Venusian
Under — $28.72

ARTEM-DZYUBA
Under — $11.8

dips.
CTROver — $9.68
smithagent
CTROver — $8.98
sentrio
Under — $2.95
0xdbdd45150249e229eB4cA8aa48A30Dca21Faa5de-1757094771846
Under — $1.19