
Will UK annual inflation be between 3.7% and 3.9% in October?
3 of 9 top Polymarket traders hold Yes (33%) · Yes at 55¢ · $568 held · ends Nov 18
⚖️
Neutral
Yes
9
Yes 33%
$567.55
$121.33
43.6¢ → 54.5¢
+25% since entry · 3 traders
Research grade
NeutralYes at 55%
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.
- Side priced 50–60¢Full year, out of sample: 0.50–0.70 lost −2.9 % a trade (n 23,546, 95 % CI −3.9 to −1.9).
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 9 top traders (33%)6 hold an outcome priced under 50%7 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 95%
Freshness
Mature
45h old
Flip Quality
Clean
0 consensus flips
38% of non-arb traders are on Yes. Concentration is driven by the top two positions owning 95% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
SN SnapElectionAvoider | Yesavg 35.8¢ | $140.29 | $219.25 | +$78.96 | — |
![]() perfectnostalgia | Yesavg 52.7¢ | $189.75 | $196.25 | +$6.5 | — |
ArmageddonRewardsBillyCTR<$100 | No | $42.5 | $42.5 | +$42.5 | — 0-2 (2) |
ME merodCTR<$100 | Noavg 47.4¢ | $39.78 | $35.28 | -$4.5 | — 7-1 (8) |
0X 0x43cb4Ae1f4dDC9E671486C79c9F40A6fd98B84Df-1761656284271<$100 | Yesavg 33¢ | $14.27 | $22.04 | +$7.77 | 54% 19-16 (35) |
CI cigarettesCTR<$100 | Noavg 45¢ | $18.24 | $18.43 | +$0.19 | 38% 93-154 (247) |
![]() HoshinoAICTR<$100 | Noavg 63.8¢ | $25.48 | $16.96 | -$8.52 | — |
SM smallreceiptCTR<$100 | Noavg 42¢ | $8.4 | $8.5 | +$0.1 | 6% 9-142 (151) |
SU SulkingCryptoCTR<$100 | Noavg 51¢ | $10.01 | $8.34 | -$1.67 | — 0-3 (3) |
Invested
$140.29
Value
$219.25
PnL
+$78.96
Record
—
perfectnostalgiaInvested
$189.75
Value
$196.25
PnL
+$6.5
Record
—
Invested
$42.5
Value
$42.5
PnL
+$42.5
Record
—
0-2 (2)
Invested
$39.78
Value
$35.28
PnL
-$4.5
Record
—
7-1 (8)
Invested
$14.27
Value
$22.04
PnL
+$7.77
Record
54%
19-16 (35)
Invested
$18.24
Value
$18.43
PnL
+$0.19
Record
38%
93-154 (247)
HoshinoAICTR<$100Invested
$25.48
Value
$16.96
PnL
-$8.52
Record
—
Invested
$8.4
Value
$8.5
PnL
+$0.1
Record
6%
9-142 (151)
Invested
$10.01
Value
$8.34
PnL
-$1.67
Record
—
0-3 (3)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
54.5¢ price + 1.0¢ spread + 1.2¢ fee (Economics 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
SnapElectionAvoider
Yes — $219.25

perfectnostalgia
Yes — $196.25
ArmageddonRewardsBilly
CTRNo — $42.5
merod
CTRNo — $35.28
0x43cb4Ae1f4dDC9E671486C79c9F40A6fd98B84Df-1761656284271
Yes — $22.04
cigarettes
CTRNo — $18.43

HoshinoAI
CTRNo — $16.96
smallreceipt
CTRNo — $8.5
SulkingCrypto
CTRNo — $8.34