
Will the Republican Party candidate win the 2026 Arkansas Senate election by 10%-15%?
4 of 8 top Polymarket traders hold Yes (50%) · Yes at 78¢ · $497 held · ended Nov 4
⚖️
Neutral
Yes
8
Yes 50%
1 arb excluded
$497.25
$44.05
Research grade
NeutralYes at 78%
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 %).
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
- 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
4 of 8 top traders (50%)1 arbitrage trader dimmed4 hold an outcome priced under 50%8 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Fading
+0 pts consensus
Breadth
4 traders
Top 2 hold 87%
Freshness
Mature
16h old
Flip Quality
Choppy
4 consensus flips
50% of non-arb traders are on Yes. Concentration is driven by the top two positions owning 87% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
XT xtxpleasecallmeARB<$100 | Noavg 55.3¢ | $411.95 | $348.07 | +$101.07 | 35% 18159-34016 (52175) |
| └ Yes leg | Yesavg 22.3¢ | $72.45 | $191.27 | +$164.45 | |
| └ No leg | Noavg 55.3¢ | $211.38 | $156.8 | -$63.38 | |
![]() thanksforplayin<$100 | Yesavg 42.5¢ | $50.94 | $70.6 | +$21.08 | 56% 453-353 (806) |
SH shiifoo<$100 | Yesavg 12.5¢ | $5.38 | $25.35 | +$20.01 | 59% 3713-2582 (6295) |
QW qwen300.fundCTR<$100 | Noavg 15.3¢ | $4.59 | $12.32 | +$7.73 | 59% 11839-8177 (20016) |
![]() Car<$100 | Yesavg 24.9¢ | $3.57 | $11.79 | +$8.22 | 67% 4218-2061 (6279) |
![]() IstarothCTR<$100 | Noavg 68.3¢ | $10.98 | $10 | -$0.37 | 14% 461-2758 (3219) |
![]() balthazarCTR<$100 | Noavg 15.1¢ | $3.02 | $8.21 | +$5.19 | 53% 29258-26174 (55432) |
SM smallreceiptCTR<$100 | Noavg 77¢ | $15.4 | $8.21 | -$7.19 | 49% 8853-9359 (18212) |
![]() LornaPredicts<$100 | Yesavg 12.7¢ | $35.05 | $2.7 | -$10.62 | 20% 2590-10277 (12867) |
Invested
$411.95
Value
$348.07
PnL
+$101.07
Record
35%
18159-34016 (52175)
Both legs:
thanksforplayin<$100Invested
$50.94
Value
$70.6
PnL
+$21.08
Record
56%
453-353 (806)
Invested
$5.38
Value
$25.35
PnL
+$20.01
Record
59%
3713-2582 (6295)
Invested
$4.59
Value
$12.32
PnL
+$7.73
Record
59%
11839-8177 (20016)
Car<$100Invested
$3.57
Value
$11.79
PnL
+$8.22
Record
67%
4218-2061 (6279)
IstarothCTR<$100Invested
$10.98
Value
$10
PnL
-$0.37
Record
14%
461-2758 (3219)
balthazarCTR<$100Invested
$3.02
Value
$8.21
PnL
+$5.19
Record
53%
29258-26174 (55432)
Invested
$15.4
Value
$8.21
PnL
-$7.19
Record
49%
8853-9359 (18212)
LornaPredicts<$100Invested
$35.05
Value
$2.7
PnL
-$10.62
Record
20%
2590-10277 (12867)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
77.8¢ price + 1.0¢ spread + 0.7¢ fee (Politics 4%). 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.