
Jets vs. Chiefs: O/U 50.5
8 of 13 top Polymarket traders hold Under (62%) · Under at 77¢ · $20K held · ended Nov 8
⚖️
Neutral
Under
13
Under 62%
1 arb excluded
$20.1K
$-4.3K
54.4¢ → 76.5¢
+41% since entry · 8 traders
Research grade
NeutralUnder at 77%
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 %).
- Spread or totalOct 22 backtest: spreads and totals −14.5 % a trade in spring (95 % CI −27 to −1), +1.5 % in October: no edge.
- 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
8 of 13 top traders (62%)1 arbitrage trader dimmed5 hold an outcome priced under 50%5 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
BI biying88888 | Underavg 51.2¢ | $5.6K | $6.7K | +$1.1K | 48% 233-252 (485) |
0X 0x9b11866433281ade9f2811dbde8acdefc45f5375CTR | Overavg 49.4¢ | $10.8K | $5.4K | $-5.1K | 50% 5197-5095 (10292) |
CM cm2897 | Underavg 62.5¢ | $3.5K | $3.3K | -$180.38 | 50% 2563-2606 (5169) |
FE ferrariChampions2026 | Underavg 53.4¢ | $2.8K | $2.6K | -$204.36 | 46% 33351-38883 (72234) |
0X 0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872ARB<$100 | Underavg 55¢ | $1.1K | $1.1K | -$81.97 | 57% 17052-13027 (30079) |
| └ Under leg | Underavg 55¢ | $599.96 | $697.98 | +$98.03 | |
| └ Over leg | Overavg 54¢ | $540 | $360 | -$180 | |
0X 0x746295855BE6F49fE2DA2AcCD69eA34b3Cf23Ac3-1762436472554 | Underavg 46¢ | $220 | $306.09 | +$86.09 | 54% 3880-3246 (7126) |
HO HomeRunHazard | Underavg 58¢ | $282.18 | $289.54 | +$7.36 | 54% 19973-16852 (36825) |
LI LimousinCTR | Overavg 42¢ | $210.86 | $208.32 | -$2.54 | 49% 2142-2260 (4402) |
SN SnakeBallCTR | Overavg 42¢ | $175.41 | $169.22 | -$6.19 | 50% 48547-48163 (96710) |
![]() 0xheavy888<$100 | Underavg 58¢ | $64.96 | $66.08 | +$1.12 | 56% 8753-6943 (15696) |
VE VenusianCTR<$100 | Overavg 39.9¢ | $29.19 | $20.18 | -$9.01 | 48% 2117-2339 (4456) |
OD Oddstorm<$100 | Underavg 59¢ | $12.18 | $12.18 | +$0 | 48% 8324-8883 (17207) |
MA MadridTime<$100 | Underavg 50¢ | $2.5 | $3.78 | +$1.28 | 47% 2072-2311 (4383) |
JU justaluckydudeCTR<$100 | Overavg 52¢ | $2.6 | $2.48 | -$0.13 | 53% 13661-12046 (25707) |
Invested
$5,583.64
Value
$6.7K
PnL
+$1.1K
Record
48%
233-252 (485)
Invested
$10,776.11
Value
$5.4K
PnL
$-5.1K
Record
50%
5197-5095 (10292)
Invested
$3,467.68
Value
$3.3K
PnL
-$180.38
Record
50%
2563-2606 (5169)
Invested
$2,818.99
Value
$2.6K
PnL
-$204.36
Record
46%
33351-38883 (72234)
Invested
$1,139.96
Value
$1.1K
PnL
-$81.97
Record
57%
17052-13027 (30079)
Both legs:
Invested
$220
Value
$306.09
PnL
+$86.09
Record
54%
3880-3246 (7126)
Invested
$282.18
Value
$289.54
PnL
+$7.36
Record
54%
19973-16852 (36825)
Invested
$210.86
Value
$208.32
PnL
-$2.54
Record
49%
2142-2260 (4402)
Invested
$175.41
Value
$169.22
PnL
-$6.19
Record
50%
48547-48163 (96710)
0xheavy888<$100Invested
$64.96
Value
$66.08
PnL
+$1.12
Record
56%
8753-6943 (15696)
Invested
$29.19
Value
$20.18
PnL
-$9.01
Record
48%
2117-2339 (4456)
Invested
$12.18
Value
$12.18
PnL
+$0
Record
48%
8324-8883 (17207)
Invested
$2.5
Value
$3.78
PnL
+$1.28
Record
47%
2072-2311 (4383)
Invested
$2.6
Value
$2.48
PnL
-$0.13
Record
53%
13661-12046 (25707)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
76.5¢ price + 1.0¢ spread + 0.9¢ 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
biying88888
Under — $6.7K
0x9b11866433281ade9f2811dbde8acdefc45f5375
CTROver — $5.4K
cm2897
Under — $3.3K
ferrariChampions2026
Under — $2.6K
0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872
ARBArbitrage — excluded
0x746295855BE6F49fE2DA2AcCD69eA34b3Cf23Ac3-1762436472554
Under — $306.09
HomeRunHazard
Under — $289.54
Limousin
CTROver — $208.32
SnakeBall
CTROver — $169.22

0xheavy888
Under — $66.08