
Patriots vs. Lions: O/U 42.5
5 of 10 top Polymarket traders hold Under (50%) · Under at 56¢ · $1K held · ended Nov 15
⚖️
Neutral
Under
10
Under 50%
1 arb excluded
$1.3K
$268.77
28.3¢ → 55.5¢
+96% since entry · 5 traders
Research grade
NeutralUnder at 56%
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.
- 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
5 of 10 top traders (50%)1 arbitrage trader dimmed5 hold an outcome priced under 50%7 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Surging
+0 pts consensus
Breadth
5 traders
Top 2 hold 99%
Freshness
Fresh
1h old
Flip Quality
Clean
0 consensus flips
50% of non-arb traders are on Under. Concentration is driven by the top two positions owning 99% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
MA MadridTime | Underavg 28¢ | $208.9 | $395.42 | +$186.52 | 38% 1354-2191 (3545) |
![]() nigiri99 | Underavg 28¢ | $196.28 | $371.53 | +$175.25 | 50% 747-737 (1484) |
0X 0x9b11866433281ade9f2811dbde8acdefc45f5375ARB<$100 | Overavg 47¢ | $232.66 | $255.05 | +$22.38 | 51% 568-545 (1113) |
| └ Over leg | Overavg 47¢ | $188 | $188 | +$0 | |
| └ Under leg | Underavg 35.3¢ | $44.66 | $67.05 | +$22.38 | |
0X 0x99F0d31fdced5B3A0e5Ee2867730A6644a6C9495-1779037126382CTR | Overavg 72¢ | $190.41 | $125.76 | -$64.66 | 48% 472-515 (987) |
0X 0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872CTR<$100 | Overavg 49.8¢ | $63.38 | $59.87 | -$3.51 | 55% 1969-1643 (3612) |
CM cm2897CTR<$100 | Overavg 66¢ | $66.33 | $47.74 | -$18.59 | 49% 1233-1278 (2511) |
DR DreamwireCTR<$100 | Overavg 56¢ | $22.4 | $18.8 | -$3.6 | 77% 273-81 (354) |
![]() tradecraftCTR<$100 | Overavg 76¢ | $9.37 | $5.8 | -$3.58 | 34% 476-910 (1386) |
LI LightParadox<$100 | Underavg 50¢ | $5 | $5.1 | +$0.1 | 38% 1348-2243 (3591) |
JU justaluckydude<$100 | Underavg 44¢ | $3.96 | $4.73 | +$0.77 | 50% 657-657 (1314) |
KE keeptheblueflagflyinghigh<$100 | Underavg 49¢ | $0.96 | $1.04 | +$0.08 | 50% 2851-2894 (5745) |
Invested
$208.9
Value
$395.42
PnL
+$186.52
Record
38%
1354-2191 (3545)
nigiri99Invested
$196.28
Value
$371.53
PnL
+$175.25
Record
50%
747-737 (1484)
Invested
$232.66
Value
$255.05
PnL
+$22.38
Record
51%
568-545 (1113)
Both legs:
Invested
$190.41
Value
$125.76
PnL
-$64.66
Record
48%
472-515 (987)
Invested
$63.38
Value
$59.87
PnL
-$3.51
Record
55%
1969-1643 (3612)
Invested
$66.33
Value
$47.74
PnL
-$18.59
Record
49%
1233-1278 (2511)
Invested
$22.4
Value
$18.8
PnL
-$3.6
Record
77%
273-81 (354)
tradecraftCTR<$100Invested
$9.37
Value
$5.8
PnL
-$3.58
Record
34%
476-910 (1386)
Invested
$5
Value
$5.1
PnL
+$0.1
Record
38%
1348-2243 (3591)
Invested
$3.96
Value
$4.73
PnL
+$0.77
Record
50%
657-657 (1314)
Invested
$0.96
Value
$1.04
PnL
+$0.08
Record
50%
2851-2894 (5745)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
55.5¢ price + 1.0¢ spread + 1.2¢ 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
MadridTime
Under — $395.42

nigiri99
Under — $371.53
0x9b11866433281ade9f2811dbde8acdefc45f5375
ARBArbitrage — excluded
0x99F0d31fdced5B3A0e5Ee2867730A6644a6C9495-1779037126382
CTROver — $125.76
0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872
CTROver — $59.87
cm2897
CTROver — $47.74
Dreamwire
CTROver — $18.8

tradecraft
CTROver — $5.8
LightParadox
Under — $5.1
justaluckydude
Under — $4.73