Smart money holds the underdog side
Most tracked traders hold Under, while the market favors Over (56%). 3 of 6 traders hold an outcome priced under 50%.

Ball State Cardinals vs. SMU Mustangs: O/U 150.5
3 of 6 top Polymarket traders hold Under (50%) · Under at 44¢ · $281 held · ended Nov 14
⚠️
Avoid
Under
6
Under 50%
1 arb excluded
$281.48
$7.38
Research grade
AvoidUnder at 44%
Matches a pattern that lost clearly more than the plain consensus in our tests.
- BasketballFull year, out of sample: basketball lost −4.8 % a trade (n 1,747, 95 % CI −9.2 to +0.3); Oct 22 backtest: −12.0 % and −9.2 % in its two windows.
- 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 6 top traders (50%)Underdog side (market favors Over 56%)1 arbitrage trader dimmed3 hold an outcome priced under 50%6 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
-7 pts consensus
Breadth
3 traders
Top 2 hold 96%
Freshness
Fresh
1h old
Flip Quality
Clean
0 consensus flips
50% of non-arb traders are on Under. Concentration is driven by the top two positions owning 96% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
38 38791873984189ARB<$100 | Overavg 61.7¢ | $153.97 | $141.86 | -$12.11 | 48% 2942-3249 (6191) |
| └ Under leg | Underavg 50¢ | $75 | $94.5 | +$19.5 | |
| └ Over leg | Overavg 61.7¢ | $78.97 | $47.36 | -$31.61 | |
![]() RN1CTR<$100 | Underavg 52.5¢ | $68.97 | $82.8 | +$13.84 | 56% 5073-4021 (9094) |
FL Flaznorp<$100 | Overavg 47.4¢ | $45.57 | $36.13 | -$9.44 | 50% 3544-3611 (7155) |
FE ferdinand2<$100 | Overavg 47.5¢ | $9.5 | $11.2 | +$1.7 | 49% 1883-1987 (3870) |
HO HomeRunHazardCTR<$100 | Underavg 47¢ | $2.68 | $3.6 | +$0.91 | 57% 3570-2717 (6287) |
AM ameisgoat11CTR<$100 | Underavg 50¢ | $2.5 | $3.15 | +$0.65 | 40% 614-914 (1528) |
SU suntori<$100 | Overavg 53¢ | $3.03 | $2.74 | -$0.29 | 46% 2359-2814 (5173) |
Invested
$153.97
Value
$141.86
PnL
-$12.11
Record
48%
2942-3249 (6191)
Both legs:
RN1CTR<$100Invested
$68.97
Value
$82.8
PnL
+$13.84
Record
56%
5073-4021 (9094)
Invested
$45.57
Value
$36.13
PnL
-$9.44
Record
50%
3544-3611 (7155)
Invested
$9.5
Value
$11.2
PnL
+$1.7
Record
49%
1883-1987 (3870)
Invested
$2.68
Value
$3.6
PnL
+$0.91
Record
57%
3570-2717 (6287)
Invested
$2.5
Value
$3.15
PnL
+$0.65
Record
40%
614-914 (1528)
Invested
$3.03
Value
$2.74
PnL
-$0.29
Record
46%
2359-2814 (5173)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
44.0¢ price + 1.0¢ spread + 1.2¢ 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.