Smart money holds the underdog side
Most tracked traders hold Under, while the market favors Over (78%). 8 of 10 traders hold an outcome priced under 50%.
Historically, consensus on sides priced under 40¢ lost money after costs.

CA Bucaramanga vs. Atlético Nacional: O/U 1.5
8 of 10 top Polymarket traders hold Under (80%) · Under at 23¢ · $207 held · ended Nov 3
⚠️
Avoid
Under
10
Under 80%
$207.49
-$12.73
23.6¢ → 22.5¢
-5% since entry · 8 traders
Research grade
AvoidUnder at 23%
Matches a pattern that lost clearly more than the plain consensus in our tests.
- Consensus side under 30¢Full year, out of sample: 0.05–0.30 lost −8.1 % a trade (n 11,568), under 0.20 −20.5 % (n 3,615). Oct 22 backtest: −29.5 % (n 1,625). The strongest effect in every test.
- 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.
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 10 top traders (80%)Underdog side (market favors Over 78%)8 hold an outcome priced under 50%9 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
7 traders
Top 2 hold 86%
Freshness
Fresh
0h old
Flip Quality
Clean
0 consensus flips
78% of non-arb traders are on Under. Concentration is driven by the top two positions owning 86% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
FL FlaznorpCTR | Underavg 25¢ | $131.65 | $119.01 | -$12.64 | 51% 21008-19991 (40999) |
![]() RN1CTR<$100 | Underavg 22¢ | $28.94 | $29.6 | +$0.66 | 54% 58447-50668 (109115) |
SU suntori<$100 | Overavg 76¢ | $19.04 | $19.42 | +$0.38 | 45% 13208-16070 (29278) |
LI LightParadoxCTR<$100 | Underavg 25¢ | $14.03 | $12.63 | -$1.4 | 54% 629-546 (1175) |
TO topdogbigboi<$100 | Overavg 76¢ | $9.5 | $10.75 | +$1.25 | 47% 10297-11504 (21801) |
GO GoalLineGhostCTR<$100 | Underavg 17.6¢ | $7.01 | $5.59 | -$1.42 | 50% 26666-26573 (53239) |
VE VenusianCTR<$100 | Underavg 25¢ | $4.4 | $3.96 | -$0.44 | 52% 605-551 (1156) |
LU LuckyLooCTR<$100 | Underavg 15.6¢ | $3.47 | $3.11 | -$0.36 | 49% 13651-14457 (28108) |
0X 0x952718dF56Ab7955E0A0121a9E47fa8f52B6888b-1787761374187CTR<$100 | Underavg 11.5¢ | $1.27 | $2.47 | +$1.2 | 15% 1084-6189 (7273) |
SN SnakeBallCTR<$100 | Underavg 13.4¢ | $0.91 | $0.96 | +$0.04 | 50% 34946-34393 (69339) |
Invested
$131.65
Value
$119.01
PnL
-$12.64
Record
51%
21008-19991 (40999)
RN1CTR<$100Invested
$28.94
Value
$29.6
PnL
+$0.66
Record
54%
58447-50668 (109115)
Invested
$19.04
Value
$19.42
PnL
+$0.38
Record
45%
13208-16070 (29278)
Invested
$14.03
Value
$12.63
PnL
-$1.4
Record
54%
629-546 (1175)
Invested
$9.5
Value
$10.75
PnL
+$1.25
Record
47%
10297-11504 (21801)
Invested
$7.01
Value
$5.59
PnL
-$1.42
Record
50%
26666-26573 (53239)
Invested
$4.4
Value
$3.96
PnL
-$0.44
Record
52%
605-551 (1156)
Invested
$3.47
Value
$3.11
PnL
-$0.36
Record
49%
13651-14457 (28108)
Invested
$1.27
Value
$2.47
PnL
+$1.2
Record
15%
1084-6189 (7273)
Invested
$0.91
Value
$0.96
PnL
+$0.04
Record
50%
34946-34393 (69339)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
22.5¢ 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.
Market Info
Traders in this Market
Flaznorp
CTRUnder — $119.01

RN1
CTRUnder — $29.6
suntori
Over — $19.42
LightParadox
CTRUnder — $12.63
topdogbigboi
Over — $10.75
GoalLineGhost
CTRUnder — $5.59
Venusian
CTRUnder — $3.96
LuckyLoo
CTRUnder — $3.11
0x952718dF56Ab7955E0A0121a9E47fa8f52B6888b-1787761374187
CTRUnder — $2.47
SnakeBall
CTRUnder — $0.96