
Michigan State Spartans vs. Duke Blue Devils: O/U 147.5
5 of 11 top Polymarket traders hold Under (45%) · Under at 62¢ · $22K held · ended Nov 11
⚠️
Avoid
Under
11
Under 45%
$21.7K
$5.0K
51.4¢ → 61.5¢
+20% since entry · 5 traders
Research grade
AvoidUnder at 62%
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
5 of 11 top traders (45%)6 hold an outcome priced under 50%6 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
4 traders
Top 2 hold 100%
Freshness
Fresh
0h old
Flip Quality
Clean
0 consensus flips
36% 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 |
|---|---|---|---|---|---|
KE keeptheblueflagflyinghigh | Underavg 51.2¢ | $8.4K | $13.5K | +$5.1K | 54% 1656-1433 (3089) |
HO HomeRunHazardCTR | Overavg 48.6¢ | $4.1K | $4.1K | -$42.29 | 57% 3074-2312 (5386) |
HI hi774cCTR | Overavg 49¢ | $3.7K | $3.6K | -$75.47 | 8% 37-422 (459) |
38 38791873984189CTR | Overavg 48.4¢ | $199.26 | $174.72 | -$1.02 | 48% 947-1017 (1964) |
![]() RN1CTR | Overavg 52.1¢ | $133.52 | $123.09 | -$10.43 | 58% 3802-2782 (6584) |
0X 0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872<$100 | Underavg 86¢ | $91.7 | $88.9 | -$2.81 | 56% 488-383 (871) |
![]() 0xheavy888CTR<$100 | Overavg 52¢ | $93.48 | $59.32 | -$34.16 | 55% 119-96 (215) |
FL Flaznorp<$100 | Underavg 52¢ | $5.33 | $5.33 | +$0 | 50% 1503-1507 (3010) |
AM ameisgoat11<$100 | Underavg 52.5¢ | $5.25 | $5.2 | -$0.05 | 26% 180-518 (698) |
US User7429CTR<$100 | Overavg 33¢ | $3.3 | $4.8 | +$1.5 | 19% 77-326 (403) |
![]() VeryLucky888<$100 | Underavg 50¢ | $49.1 | $1.15 | +$1.04 | 51% 299-291 (590) |
Invested
$8,374.37
Value
$13.5K
PnL
+$5.1K
Record
54%
1656-1433 (3089)
Invested
$4,129.71
Value
$4.1K
PnL
-$42.29
Record
57%
3074-2312 (5386)
Invested
$3,698.07
Value
$3.6K
PnL
-$75.47
Record
8%
37-422 (459)
Invested
$199.26
Value
$174.72
PnL
-$1.02
Record
48%
947-1017 (1964)
RN1CTRInvested
$133.52
Value
$123.09
PnL
-$10.43
Record
58%
3802-2782 (6584)
Invested
$91.7
Value
$88.9
PnL
-$2.81
Record
56%
488-383 (871)
0xheavy888CTR<$100Invested
$93.48
Value
$59.32
PnL
-$34.16
Record
55%
119-96 (215)
Invested
$5.33
Value
$5.33
PnL
+$0
Record
50%
1503-1507 (3010)
Invested
$5.25
Value
$5.2
PnL
-$0.05
Record
26%
180-518 (698)
Invested
$3.3
Value
$4.8
PnL
+$1.5
Record
19%
77-326 (403)
VeryLucky888<$100Invested
$49.1
Value
$1.15
PnL
+$1.04
Record
51%
299-291 (590)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
61.5¢ 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
keeptheblueflagflyinghigh
Under — $13.5K
HomeRunHazard
CTROver — $4.1K
hi774c
CTROver — $3.6K
38791873984189
CTROver — $174.72

RN1
CTROver — $123.09
0x228B8d11EBa89BF1c554f8879a9293B7106DaF4c-1765442354872
Under — $88.9

0xheavy888
CTROver — $59.32
Flaznorp
Under — $5.33
ameisgoat11
Under — $5.2
User7429
CTROver — $4.8