
Will the Republican Party win the CA-13 House seat?
7 of 14 top Polymarket traders hold No (50%) · No at 93¢ · $1K held · ends Nov 4
⚖️
Neutral
No
14
No 50%
$1.4K
$-2.1K
91.5¢ → 93.3¢
+2% since entry · 7 traders
Research grade
NeutralNo at 93%
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
7 of 14 top traders (50%)7 hold an outcome priced under 50%8 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
4 traders
Top 2 hold 95%
Freshness
Mature
27h old
Flip Quality
Clean
0 consensus flips
40% of non-arb traders are on No. Concentration is driven by the top two positions owning 95% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
![]() Seutervoinen | Noavg 91¢ | $511.99 | $528.31 | +$16.32 | 85% 315-57 (372) |
XT xtxpleasecallme | Noavg 90.2¢ | $382.72 | $333.38 | -$15.9 | 35% 17534-32777 (50311) |
QW qwen300.fund | Noavg 92.9¢ | $130.05 | $130.54 | +$0.49 | 60% 11476-7595 (19071) |
QU quietparcel | Noavg 93.5¢ | $123.84 | $95.6 | +$0.78 | 50% 9462-9453 (18915) |
LP lpgb<$100 | Noavg 94.9¢ | $93.26 | $92.52 | -$0.74 | 25% 302-922 (1224) |
AB ABC12345654321CTR<$100 | Yesavg 5.9¢ | $58.77 | $66.83 | +$8.06 | 50% 1695-1680 (3375) |
SI SitsToPeeCTR | Yes | $4.8K | $44.34 | $-2.1K | 61% 289-185 (474) |
0X 0x66E7ce01C6831B8A2503D09eDD6167152Ee68BcD-1771870353938CTR | Yesavg 4.8¢ | $106.66 | $29.69 | +$15.65 | 45% 2406-2980 (5386) |
LI lissartter<$100 | Noavg 92.9¢ | $17.78 | $17.97 | +$0.19 | 42% 5383-7429 (12812) |
0X 0x9b129aD05Bc0a8df3C73DfCC66fE75252DaEC2D5-1778811687225<$100 | Noavg 93.1¢ | $11.4 | $11.5 | +$0.1 | 40% 2052-3074 (5126) |
PE peepeepooppoopCTR<$100 | Yesavg 24.5¢ | $30.26 | $7.5 | -$22.76 | 51% 2129-2037 (4166) |
GA GaditimaCTR<$100 | Yesavg 5.1¢ | $5.22 | $6.3 | +$1.08 | 48% 6887-7538 (14425) |
0X 0x6b25c5c4d1e681d2203297803793ad8c732b7a69CTR<$100 | Yesavg 5.9¢ | $2.9 | $3 | +$0.1 | 50% 1332-1342 (2674) |
CO cowcatCTR<$100 | Yesavg 22¢ | $3.07 | $0.85 | -$2.23 | 53% 1588-1422 (3010) |
SeutervoinenInvested
$511.99
Value
$528.31
PnL
+$16.32
Record
85%
315-57 (372)
Invested
$382.72
Value
$333.38
PnL
-$15.9
Record
35%
17534-32777 (50311)
Invested
$130.05
Value
$130.54
PnL
+$0.49
Record
60%
11476-7595 (19071)
Invested
$123.84
Value
$95.6
PnL
+$0.78
Record
50%
9462-9453 (18915)
Invested
$93.26
Value
$92.52
PnL
-$0.74
Record
25%
302-922 (1224)
Invested
$58.77
Value
$66.83
PnL
+$8.06
Record
50%
1695-1680 (3375)
Invested
$4,755.3
Value
$44.34
PnL
$-2.1K
Record
61%
289-185 (474)
Invested
$106.66
Value
$29.69
PnL
+$15.65
Record
45%
2406-2980 (5386)
Invested
$17.78
Value
$17.97
PnL
+$0.19
Record
42%
5383-7429 (12812)
Invested
$11.4
Value
$11.5
PnL
+$0.1
Record
40%
2052-3074 (5126)
Invested
$30.26
Value
$7.5
PnL
-$22.76
Record
51%
2129-2037 (4166)
Invested
$5.22
Value
$6.3
PnL
+$1.08
Record
48%
6887-7538 (14425)
Invested
$2.9
Value
$3
PnL
+$0.1
Record
50%
1332-1342 (2674)
Invested
$3.07
Value
$0.85
PnL
-$2.23
Record
53%
1588-1422 (3010)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
93.3¢ price + 1.0¢ spread + 0.2¢ 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.
Market Info
Traders in this Market

Seutervoinen
No — $528.31
xtxpleasecallme
No — $333.38
qwen300.fund
No — $130.54
quietparcel
No — $95.6
lpgb
No — $92.52
ABC12345654321
CTRYes — $66.83
SitsToPee
CTRYes — $44.34
0x66E7ce01C6831B8A2503D09eDD6167152Ee68BcD-1771870353938
CTRYes — $29.69
lissartter
No — $17.97
0x9b129aD05Bc0a8df3C73DfCC66fE75252DaEC2D5-1778811687225
No — $11.5