
Pistons vs. Heat: O/U 239.5
9 of 17 top Polymarket traders hold Over (53%) · Over at 74¢ · $10K held · ended Nov 15
⚠️
Avoid
Over
17
Over 53%
1 arb excluded
$9.6K
$492.98
51.6¢ → 73.5¢
+42% since entry · 9 traders
Research grade
AvoidOver at 74%
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.
- 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
9 of 17 top traders (53%)1 arbitrage trader dimmed8 hold an outcome priced under 50%4 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
0X 0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872 | Overavg 53¢ | $2.7K | $2.7K | +$822.89 | 55% 1770-1448 (3218) |
AN Anon455 | Overavg 50.7¢ | $1.6K | $2.1K | +$456.74 | 49% 430-445 (875) |
LI LightParadoxCTR | Underavg 46.4¢ | $1.2K | $1.3K | +$53.66 | 37% 1176-1966 (3142) |
FL FlaznorpARB<$100 | Overavg 63.3¢ | $1.1K | $970.16 | +$33.48 | 49% 4290-4528 (8818) |
| └ Over leg | Overavg 63.3¢ | $605.38 | $674.61 | +$69.22 | |
| └ Under leg | Underavg 32.2¢ | $323.1 | $295.55 | -$35.75 | |
VE VenusianCTR | Underavg 48.1¢ | $779 | $469.73 | -$309.26 | 37% 1155-1966 (3121) |
TA takeormake | Overavg 57.9¢ | $313.19 | $387.05 | +$73.86 | 57% 3591-2667 (6258) |
![]() nigiri99CTR | Underavg 75¢ | $697.5 | $344.1 | -$353.4 | 51% 639-619 (1258) |
0X 0xdbdd45150249e229eB4cA8aa48A30Dca21Faa5de-1757094771846 | Overavg 40¢ | $200 | $267.5 | +$67.5 | 40% 632-954 (1586) |
SE sentrio | Overavg 52.4¢ | $231.45 | $227.64 | -$3.81 | 41% 1108-1568 (2676) |
LI LimousinCTR | Underavg 47.8¢ | $330.34 | $183.15 | -$147.19 | 37% 1153-1939 (3092) |
38 38791873984189 | Overavg 47.5¢ | $213.67 | $157.24 | +$2.49 | 47% 3551-3935 (7486) |
NO NotJump | Overavg 54¢ | $134.99 | $136.24 | +$1.25 | 51% 970-935 (1905) |
SU suntoriCTR | Underavg 40¢ | $190.47 | $135.71 | -$54.76 | 46% 2939-3486 (6425) |
MA MadridTimeCTR | Underavg 48.3¢ | $198.2 | $108.71 | -$89.49 | 38% 1183-1919 (3102) |
TO topdogbigboi<$100 | Overavg 49.1¢ | $94.18 | $81.47 | -$12.71 | 38% 1308-2106 (3414) |
KE keeptheblueflagflyinghighCTR<$100 | Underavg 46¢ | $57.67 | $35.73 | -$21.94 | 50% 2685-2651 (5336) |
FE ferdinand2<$100 | Overavg 68.7¢ | $27.5 | $24.67 | +$1.31 | 48% 2325-2529 (4854) |
PA Pan9XCTR<$100 | Underavg 33.3¢ | $58.32 | $9.56 | +$5.85 | 50% 1827-1860 (3687) |
Invested
$2,670.1
Value
$2.7K
PnL
+$822.89
Record
55%
1770-1448 (3218)
Invested
$1,645.91
Value
$2.1K
PnL
+$456.74
Record
49%
430-445 (875)
Invested
$1,205.38
Value
$1.3K
PnL
+$53.66
Record
37%
1176-1966 (3142)
Invested
$1,114.78
Value
$970.16
PnL
+$33.48
Record
49%
4290-4528 (8818)
Both legs:
Invested
$779
Value
$469.73
PnL
-$309.26
Record
37%
1155-1966 (3121)
Invested
$313.19
Value
$387.05
PnL
+$73.86
Record
57%
3591-2667 (6258)
nigiri99CTRInvested
$697.5
Value
$344.1
PnL
-$353.4
Record
51%
639-619 (1258)
Invested
$200
Value
$267.5
PnL
+$67.5
Record
40%
632-954 (1586)
Invested
$231.45
Value
$227.64
PnL
-$3.81
Record
41%
1108-1568 (2676)
Invested
$330.34
Value
$183.15
PnL
-$147.19
Record
37%
1153-1939 (3092)
Invested
$213.67
Value
$157.24
PnL
+$2.49
Record
47%
3551-3935 (7486)
Invested
$134.99
Value
$136.24
PnL
+$1.25
Record
51%
970-935 (1905)
Invested
$190.47
Value
$135.71
PnL
-$54.76
Record
46%
2939-3486 (6425)
Invested
$198.2
Value
$108.71
PnL
-$89.49
Record
38%
1183-1919 (3102)
Invested
$94.18
Value
$81.47
PnL
-$12.71
Record
38%
1308-2106 (3414)
Invested
$57.67
Value
$35.73
PnL
-$21.94
Record
50%
2685-2651 (5336)
Invested
$27.5
Value
$24.67
PnL
+$1.31
Record
48%
2325-2529 (4854)
Invested
$58.32
Value
$9.56
PnL
+$5.85
Record
50%
1827-1860 (3687)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
73.5¢ 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
0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872
Over — $2.7K
Anon455
Over — $2.1K
LightParadox
CTRUnder — $1.3K
Flaznorp
ARBArbitrage — excluded
Venusian
CTRUnder — $469.73
takeormake
Over — $387.05

nigiri99
CTRUnder — $344.1
0xdbdd45150249e229eB4cA8aa48A30Dca21Faa5de-1757094771846
Over — $267.5
sentrio
Over — $227.64
Limousin
CTRUnder — $183.15