Smart money holds the underdog side
Most tracked traders hold Under, while the market favors Over (70%). 3 of 9 traders hold an outcome priced under 50%.
Historically, consensus on sides priced under 40¢ lost money after costs.

Seahawks vs. Raiders: O/U 42.5
3 of 9 top Polymarket traders hold Under (33%) · Under at 31¢ · $11K held · ended Nov 15
⚖️
Neutral
Under
9
Under 33%
2 arb excluded
$10.9K
-$732.81
48.3¢ → 30.5¢
-37% since entry · 3 traders
Research grade
NeutralUnder at 31%
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.
- Side priced 30–50¢Full year, out of sample: 0.30–0.50 lost −4.8 % a trade (n 16,830, 95 % CI −6.6 to −3.1), worse than the plain consensus.
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
3 of 9 top traders (33%)Underdog side (market favors Over 70%)2 arbitrage traders dimmed3 hold an outcome priced under 50%4 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
![]() RN1ARB<$100 | Overavg 53.3¢ | $5.1K | $5.0K | -$71.42 | 54% 6095-5185 (11280) |
| └ Over leg | Overavg 53.3¢ | $4.0K | $3.8K | -$131.74 | |
| └ Under leg | Underavg 46¢ | $1.1K | $1.2K | +$60.33 | |
PR primmCTR | Underavg 45.4¢ | $2.3K | $1.9K | -$452.89 | 59% 1193-836 (2029) |
KE keeptheblueflagflyinghigh | Overavg 56.1¢ | $1.4K | $1.5K | +$34.13 | 49% 2896-2959 (5855) |
SU SunlineTicker | Overavg 44¢ | $1.0K | $1.0K | +$0.47 | 69% 1741-780 (2521) |
38 38791873984189CTR | Underavg 56¢ | $1.3K | $856.24 | -$306.39 | 48% 4056-4455 (8511) |
65 6512395314597884ARB<$100 | Underavg 48.1¢ | $492.69 | $463.93 | -$28.75 | 50% 4064-4063 (8127) |
| └ Under leg | Underavg 48.1¢ | $264.69 | $233.94 | -$30.75 | |
| └ Over leg | Overavg 57¢ | $228 | $230 | +$2 | |
BI biying88888<$100 | Overavg 46¢ | $92 | $88 | -$4 | 43% 247-322 (569) |
NO NotJump | Overavg 50¢ | $105 | $62.5 | +$0.5 | 49% 1197-1222 (2419) |
0X 0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872<$100 | Overavg 58.1¢ | $37.63 | $36.91 | -$0.71 | 55% 1999-1665 (3664) |
DR Dreamwire<$100 | Overavg 51.9¢ | $32.2 | $32.55 | +$0.35 | 77% 285-84 (369) |
LI LightParadoxCTR<$100 | Underavg 42.7¢ | $35.04 | $30.78 | -$4.26 | 38% 1425-2328 (3753) |
RN1ARB<$100Invested
$5,070
Value
$5.0K
PnL
-$71.42
Record
54%
6095-5185 (11280)
Both legs:
Invested
$2,312.93
Value
$1.9K
PnL
-$452.89
Record
59%
1193-836 (2029)
Invested
$1,435.48
Value
$1.5K
PnL
+$34.13
Record
49%
2896-2959 (5855)
Invested
$1,043.65
Value
$1.0K
PnL
+$0.47
Record
69%
1741-780 (2521)
Invested
$1,312.64
Value
$856.24
PnL
-$306.39
Record
48%
4056-4455 (8511)
Invested
$492.69
Value
$463.93
PnL
-$28.75
Record
50%
4064-4063 (8127)
Both legs:
Invested
$92
Value
$88
PnL
-$4
Record
43%
247-322 (569)
Invested
$105
Value
$62.5
PnL
+$0.5
Record
49%
1197-1222 (2419)
Invested
$37.63
Value
$36.91
PnL
-$0.71
Record
55%
1999-1665 (3664)
Invested
$32.2
Value
$32.55
PnL
+$0.35
Record
77%
285-84 (369)
Invested
$35.04
Value
$30.78
PnL
-$4.26
Record
38%
1425-2328 (3753)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
30.5¢ price + 1.0¢ spread + 1.1¢ 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

RN1
ARBArbitrage — excluded
primm
CTRUnder — $1.9K
keeptheblueflagflyinghigh
Over — $1.5K
SunlineTicker
Over — $1.0K
38791873984189
CTRUnder — $856.24
6512395314597884
ARBArbitrage — excluded
biying88888
Over — $88
NotJump
Over — $62.5
0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872
Over — $36.91
Dreamwire
Over — $32.55