
Japan vs. Brazil: O/U 4.5
8 of 12 top Polymarket traders hold Under (67%) · Under at 81¢ · $17K held · ended Nov 14
⚖️
Neutral
Under
12
Under 67%
$16.7K
$3.0K
45.6¢ → 80.5¢
+77% since entry · 8 traders
Research grade
NeutralUnder at 81%
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
8 of 12 top traders (67%)4 hold an outcome priced under 50%6 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
FL Flaznorp | Underavg 43.2¢ | $6.7K | $9.7K | +$3.0K | 49% 3800-3964 (7764) |
GO GoalLineGhost | Underavg 50.4¢ | $2.7K | $2.8K | +$38.49 | 53% 2076-1824 (3900) |
![]() RN1 | Underavg 47.5¢ | $1.2K | $1.9K | +$702.29 | 55% 5362-4301 (9663) |
SH Shimi1234CTR | Overavg 54.2¢ | $2.3K | $1.6K | -$709.22 | 31% 8-18 (26) |
SE sentrio | Underavg 46¢ | $420.28 | $439.77 | +$19.49 | 42% 988-1357 (2345) |
![]() VeryLucky888 | Underavg 79.3¢ | $228 | $169.68 | -$58.31 | 53% 1335-1164 (2499) |
FE ferdinand2<$100 | Underavg 41.8¢ | $44.72 | $19.2 | +$21.78 | 48% 2063-2220 (4283) |
LI LimousinCTR<$100 | Overavg 17¢ | $7.05 | $17 | +$9.95 | 36% 926-1642 (2568) |
![]() poshposh<$100 | Underavg 43.5¢ | $12.4 | $13.24 | +$0.84 | 48% 1089-1166 (2255) |
SH shiifooCTR<$100 | Overavg 71¢ | $12.43 | $7.18 | -$5.25 | 61% 1421-900 (2321) |
LE LeLynxMalynx<$100 | Underavg 82¢ | $5.6 | $3.96 | -$1.64 | 56% 460-366 (826) |
NO NotJumpCTR<$100 | Overavg 19¢ | $2.34 | $2.41 | +$0.06 | 52% 808-738 (1546) |
Invested
$6,681.29
Value
$9.7K
PnL
+$3.0K
Record
49%
3800-3964 (7764)
Invested
$2,749.62
Value
$2.8K
PnL
+$38.49
Record
53%
2076-1824 (3900)
RN1Invested
$1,238.75
Value
$1.9K
PnL
+$702.29
Record
55%
5362-4301 (9663)
Invested
$2,300
Value
$1.6K
PnL
-$709.22
Record
31%
8-18 (26)
Invested
$420.28
Value
$439.77
PnL
+$19.49
Record
42%
988-1357 (2345)
VeryLucky888Invested
$228
Value
$169.68
PnL
-$58.31
Record
53%
1335-1164 (2499)
Invested
$44.72
Value
$19.2
PnL
+$21.78
Record
48%
2063-2220 (4283)
Invested
$7.05
Value
$17
PnL
+$9.95
Record
36%
926-1642 (2568)
poshposh<$100Invested
$12.4
Value
$13.24
PnL
+$0.84
Record
48%
1089-1166 (2255)
Invested
$12.43
Value
$7.18
PnL
-$5.25
Record
61%
1421-900 (2321)
Invested
$5.6
Value
$3.96
PnL
-$1.64
Record
56%
460-366 (826)
Invested
$2.34
Value
$2.41
PnL
+$0.06
Record
52%
808-738 (1546)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
80.5¢ 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 — $9.7K
GoalLineGhost
Under — $2.8K

RN1
Under — $1.9K
Shimi1234
CTROver — $1.6K
sentrio
Under — $439.77

VeryLucky888
Under — $169.68
ferdinand2
Under — $19.2
Limousin
CTROver — $17

poshposh
Under — $13.24
shiifoo
CTROver — $7.18