
Lakers vs. Pistons: O/U 222.5
2 of 11 top Polymarket traders hold Under (18%) · Under at 56¢ · $8K held · ends Nov 8
⚠️
Avoid
Under
11
Under 18%
2 arb excluded
$8.0K
$96.29
52.1¢ → 56.5¢
+8% since entry · 2 traders
Research grade
AvoidUnder at 56%
Matches a pattern that lost clearly more than the plain consensus in our tests.
- BasketballFull year, out of sample: basketball lost −4.8 % a trade (n 1,747, 95 % CI −9.2 to +0.3); Oct 22 backtest: −12.0 % and −9.2 % in its two windows.
- 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
2 of 11 top traders (18%)2 arbitrage traders dimmed9 hold an outcome priced under 50%5 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
1 traders
Top 2 hold 100%
Freshness
Fresh
0h old
Flip Quality
Clean
0 consensus flips
11% of non-arb traders are on Under. Concentration is driven by the top two positions owning 100% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
![]() nigiri99 | Underavg 51.9¢ | $3.7K | $3.8K | +$109.88 | 45% 14412-17706 (32118) |
HO HomeRunHazardCTR | Overavg 48.2¢ | $2.7K | $2.7K | +$0.35 | 54% 19942-16823 (36765) |
SN SnakeBallCTR | Overavg 48¢ | $736.69 | $342.56 | -$11.05 | 50% 48537-48152 (96689) |
NM NM-PARB<$100 | Overavg 49¢ | $288.84 | $282.61 | -$6.22 | 57% 22329-16593 (38922) |
| └ Under leg | Underavg 53¢ | $140.86 | $142.18 | +$1.33 | |
| └ Over leg | Overavg 49¢ | $147.98 | $140.43 | -$7.55 | |
GC GC-PARB<$100 | Overavg 48¢ | $525 | $256.38 | -$4.38 | 57% 22219-16567 (38786) |
| └ Over leg | Overavg 48¢ | $168 | $162.75 | -$5.25 | |
| └ Under leg | Underavg 53¢ | $92.75 | $93.63 | +$0.88 | |
FL Flaznorp | Underavg 55¢ | $236.03 | $242.47 | +$6.44 | 51% 46870-44196 (91066) |
0X 0x760907C8840491c8C86fdDB843D3f1d801786C4e-1771959662080CTR | Overavg 45¢ | $180 | $174 | -$6 | 51% 2075-2021 (4096) |
![]() VeryLucky888CTR | Overavg 46.5¢ | $500 | $78.29 | +$0 | 59% 52299-37045 (89344) |
GH ghorrockCTR<$100 | Overavg 47¢ | $34.36 | $31.8 | -$2.56 | 57% 24613-18229 (42842) |
PA Pan9XCTR<$100 | Overavg 47.7¢ | $57.98 | $30.69 | -$0.59 | 52% 27099-24604 (51703) |
SE sentrioCTR<$100 | Overavg 46¢ | $65.64 | $30.52 | +$0.33 | 51% 27916-27361 (55277) |
DV dv-pmCTR<$100 | Overavg 47¢ | $20.68 | $20.46 | -$0.22 | 48% 3580-3942 (7522) |
AM ameisgoat11CTR<$100 | Overavg 47.6¢ | $25 | $11.63 | -$0.27 | 52% 9470-8570 (18040) |
nigiri99Invested
$3,697.18
Value
$3.8K
PnL
+$109.88
Record
45%
14412-17706 (32118)
Invested
$2,701.13
Value
$2.7K
PnL
+$0.35
Record
54%
19942-16823 (36765)
Invested
$736.69
Value
$342.56
PnL
-$11.05
Record
50%
48537-48152 (96689)
Invested
$288.84
Value
$282.61
PnL
-$6.22
Record
57%
22329-16593 (38922)
Both legs:
Invested
$525
Value
$256.38
PnL
-$4.38
Record
57%
22219-16567 (38786)
Both legs:
Invested
$236.03
Value
$242.47
PnL
+$6.44
Record
51%
46870-44196 (91066)
Invested
$180
Value
$174
PnL
-$6
Record
51%
2075-2021 (4096)
VeryLucky888CTRInvested
$500
Value
$78.29
PnL
+$0
Record
59%
52299-37045 (89344)
Invested
$34.36
Value
$31.8
PnL
-$2.56
Record
57%
24613-18229 (42842)
Invested
$57.98
Value
$30.69
PnL
-$0.59
Record
52%
27099-24604 (51703)
Invested
$65.64
Value
$30.52
PnL
+$0.33
Record
51%
27916-27361 (55277)
Invested
$20.68
Value
$20.46
PnL
-$0.22
Record
48%
3580-3942 (7522)
Invested
$25
Value
$11.63
PnL
-$0.27
Record
52%
9470-8570 (18040)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
56.5¢ 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

nigiri99
Under — $3.8K
HomeRunHazard
CTROver — $2.7K
SnakeBall
CTROver — $342.56
NM-P
ARBArbitrage — excluded
GC-P
ARBArbitrage — excluded
Flaznorp
Under — $242.47
0x760907C8840491c8C86fdDB843D3f1d801786C4e-1771959662080
CTROver — $174

VeryLucky888
CTROver — $78.29
ghorrock
CTROver — $31.8
Pan9X
CTROver — $30.69