
Will Song Yadong be the UFC Bantamweight Champion on December 31, 2026?
5 of 7 top Polymarket traders hold No (71%) · No at 98¢ · $352 held · ends Jan 1, 2027
⚖️
Neutral
No
7
No 71%
$351.67
$1.51
98.4¢ → 98.5¢
+0% since entry · 5 traders
Research grade
NeutralNo at 98%
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 %).
- Side priced over 95¢Full year, out of sample: 0.90–0.95 −0.2 % a trade (n 12,989, 95 % CI −0.6 to +0.3); above 95¢ little is left to win and the tests stop at 0.95.
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
5 of 7 top traders (71%)2 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 |
|---|---|---|---|---|---|
ME merod | Noavg 98.4¢ | $133.6 | $133.12 | -$0.48 | 44% 2775-3595 (6370) |
0X 0xfBd8C9C22cA76B3662d0e53A4f79719FDC684027-1779347618060<$100 | Noavg 98.3¢ | $76.69 | $76.64 | -$0.06 | 56% 5852-4578 (10430) |
![]() Lucerys<$100 | Noavg 98.6¢ | $42.4 | $42.25 | -$0.15 | 92% 8456-738 (9194) |
SM smallreceipt<$100 | Noavg 98.6¢ | $40.42 | $40.2 | -$0.22 | 50% 7785-7688 (15473) |
GI GingerMcKenna<$100 | Noavg 98.2¢ | $39.29 | $39.29 | +$0 | 39% 2924-4522 (7446) |
LE leegunnerCTR<$100 | Yesavg 1.7¢ | $13.16 | $18.68 | +$1.71 | 41% 1295-1879 (3174) |
WO wokerjoesleeperCTR<$100 | Yesavg 8.2¢ | $0.18 | $0.89 | +$0.71 | 32% 6340-13238 (19578) |
Invested
$133.6
Value
$133.12
PnL
-$0.48
Record
44%
2775-3595 (6370)
Invested
$76.69
Value
$76.64
PnL
-$0.06
Record
56%
5852-4578 (10430)
Lucerys<$100Invested
$42.4
Value
$42.25
PnL
-$0.15
Record
92%
8456-738 (9194)
Invested
$40.42
Value
$40.2
PnL
-$0.22
Record
50%
7785-7688 (15473)
Invested
$39.29
Value
$39.29
PnL
+$0
Record
39%
2924-4522 (7446)
Invested
$13.16
Value
$18.68
PnL
+$1.71
Record
41%
1295-1879 (3174)
Invested
$0.18
Value
$0.89
PnL
+$0.71
Record
32%
6340-13238 (19578)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
98.5¢ price + 1.0¢ spread + 0.0¢ 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.