
W50 Yokohama: Rina Saigo vs JiaYi Wang
4 of 8 top Polymarket traders hold Rina Saigo (50%) · Rina Saigo at 100¢ · $2K held · ends Nov 18
⚖️
Neutral
Rina Saigo
8
Rina Saigo 50%
$2.3K
$200.97
78.9¢ → 99.6¢
+26% since entry · 4 traders
Research grade
NeutralRina Saigo at 100%
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.
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
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%)4 hold an outcome priced under 50%4 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
3 traders
Top 2 hold 98%
Freshness
Fresh
0h old
Flip Quality
Clean
0 consensus flips
43% of non-arb traders are on Rina Saigo. Concentration is driven by the top two positions owning 98% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
![]() RN1 | Rina Saigoavg 81.3¢ | $1.3K | $1.4K | +$118.49 | 57% 3975-2973 (6948) |
38 38791873984189 | Rina Saigoavg 69.4¢ | $511.74 | $654.42 | +$146.69 | 48% 1171-1252 (2423) |
XT xtxpleasecallme | Rina Saigoavg 99.9¢ | $108.54 | $102.13 | -$6.41 | 41% 3102-4461 (7563) |
0X 0xdbdd45150249e229eB4cA8aa48A30Dca21Faa5de-1757094771846CTR<$100 | JiaYi Wangavg 1.2¢ | $10.02 | $50.52 | +$40.5 | 27% 141-378 (519) |
PA pauleta23<$100 | Rina Saigoavg 94¢ | $49.99 | $49.99 | +$0 | 27% 172-461 (633) |
CI cigarettesCTR | JiaYi Wangavg 25¢ | $125 | $30 | -$95 | 53% 5602-5022 (10624) |
KE keeptheblueflagflyinghighCTR<$100 | JiaYi Wangavg 19¢ | $0.95 | $0.05 | -$0.9 | 53% 1745-1547 (3292) |
MA MadridTimeCTR<$100 | JiaYi Wangavg 49¢ | $2.45 | $0.05 | -$2.4 | 30% 354-813 (1167) |
RN1Invested
$1,269.12
Value
$1.4K
PnL
+$118.49
Record
57%
3975-2973 (6948)
Invested
$511.74
Value
$654.42
PnL
+$146.69
Record
48%
1171-1252 (2423)
Invested
$108.54
Value
$102.13
PnL
-$6.41
Record
41%
3102-4461 (7563)
Invested
$10.02
Value
$50.52
PnL
+$40.5
Record
27%
141-378 (519)
Invested
$49.99
Value
$49.99
PnL
+$0
Record
27%
172-461 (633)
Invested
$125
Value
$30
PnL
-$95
Record
53%
5602-5022 (10624)
Invested
$0.95
Value
$0.05
PnL
-$0.9
Record
53%
1745-1547 (3292)
Invested
$2.45
Value
$0.05
PnL
-$2.4
Record
30%
354-813 (1167)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
99.6¢ 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.
Market Info
Traders in this Market

RN1
Rina Saigo — $1.4K
38791873984189
Rina Saigo — $654.42
xtxpleasecallme
Rina Saigo — $102.13
0xdbdd45150249e229eB4cA8aa48A30Dca21Faa5de-1757094771846
CTRJiaYi Wang — $50.52
pauleta23
Rina Saigo — $49.99
cigarettes
CTRJiaYi Wang — $30
keeptheblueflagflyinghigh
CTRJiaYi Wang — $0.05
MadridTime
CTRJiaYi Wang — $0.05