
NEC vs. FC Groningen: Both Teams to Score
3 of 6 top Polymarket traders hold Yes (50%) · Yes at 68¢ · $3K held · ended Oct 25
⚖️
Neutral
Yes
6
Yes 50%
1 arb excluded
$3.3K
-$446.78
69.2¢ → 68¢
-2% since entry · 3 traders
Research grade
NeutralYes at 68%
No measured edge either way. The plain consensus (5+ holders, 60 %+, held to resolution) lost −4.8 % a trade after costs (n 10,051, 95 % CI −6.5 to −3.1 %).
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
- Favourite (60–95¢)0.70–0.90 was about break-even after costs, +0.4 % a trade (n 4,327); 0.60–0.95 with 70 %+ and $10k+ +2.9 % (n 955). The consensus beats its price by 2–3 points here, about what the costs take.
Backtest of Oct 22 2026: one entry per market, held to resolution, after a 1¢ half-spread and Polymarket's taker fees. The grade never goes above “Research candidate”: no rule passed the multiple-testing check. It is not a forecast and not advice.
Smart Money Signal
3 of 6 top traders (50%)1 arbitrage trader dimmed3 hold an outcome priced under 50%2 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
UP UpTheBluesCTR | Noavg 30.9¢ | $1.1K | $1.1K | +$21.36 | 68% 31119-14954 (46073) |
DA darkumbreon88 | Yesavg 69¢ | $1.3K | $953.42 | -$349.27 | 65% 1534-821 (2355) |
![]() 0xheavy888 | Yesavg 69.4¢ | $832.59 | $821.95 | -$10.64 | 56% 6353-5083 (11436) |
![]() VeryLucky888 | Yesavg 69.6¢ | $435.61 | $289.59 | -$109.08 | 58% 31642-22900 (54542) |
LE LeLynxMalynxARB<$100 | Yesavg 69¢ | $84.46 | $96.67 | +$12.21 | 54% 13809-11592 (25401) |
| └ No leg | Noavg 31¢ | $40.3 | $64.35 | +$24.05 | |
| └ Yes leg | Yesavg 69¢ | $44.16 | $32.32 | -$11.84 | |
SN SnakeBallCTR<$100 | Noavg 31¢ | $2.14 | $2.17 | +$0.03 | 50% 8802-8735 (17537) |
![]() HRTradingCTR<$100 | Noavg 29¢ | $1.16 | $1.98 | +$0.82 | 58% 1460-1073 (2533) |
Invested
$1,103.82
Value
$1.1K
PnL
+$21.36
Record
68%
31119-14954 (46073)
Invested
$1,302.69
Value
$953.42
PnL
-$349.27
Record
65%
1534-821 (2355)
0xheavy888Invested
$832.59
Value
$821.95
PnL
-$10.64
Record
56%
6353-5083 (11436)
VeryLucky888Invested
$435.61
Value
$289.59
PnL
-$109.08
Record
58%
31642-22900 (54542)
Invested
$84.46
Value
$96.67
PnL
+$12.21
Record
54%
13809-11592 (25401)
Both legs:
Invested
$2.14
Value
$2.17
PnL
+$0.03
Record
50%
8802-8735 (17537)
HRTradingCTR<$100Invested
$1.16
Value
$1.98
PnL
+$0.82
Record
58%
1460-1073 (2533)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
68.0¢ price + 1.0¢ spread + 1.1¢ 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.