
Spread: 76ers (-3.5)
5 of 7 top Polymarket traders hold Celtics (71%) · Celtics at 61¢ · $646 held · ends Nov 11
⚠️
Avoid
Celtics
7
Celtics 71%
$645.53
-$1.42
60.6¢ → 61¢
+1% since entry · 5 traders
Research grade
AvoidCeltics at 61%
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.
- 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 7 top traders (71%)2 hold an outcome priced under 50%4 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 85%
Freshness
Fresh
4h old
Flip Quality
Watch
1 consensus flip
67% of non-arb traders are on Celtics. Concentration is driven by the top two positions owning 85% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
FL Flaznorp | Celticsavg 61¢ | $282.83 | $287.68 | +$4.85 | 50% 1433-1435 (2868) |
LI LightParadoxCTR | 76ersavg 40¢ | $163.72 | $155.53 | -$8.19 | 26% 234-663 (897) |
38 38791873984189 | Celticsavg 60¢ | $103.54 | $94.31 | +$1.93 | 48% 939-1010 (1949) |
SN SnakeBall<$100 | Celticsavg 60¢ | $40.29 | $41.64 | +$1.34 | 47% 149-168 (317) |
HO HomeRunHazardCTR<$100 | 76ersavg 40¢ | $32.23 | $30.62 | -$1.61 | 57% 3074-2312 (5386) |
PA Pan9X<$100 | Celticsavg 60¢ | $26.2 | $26.61 | +$0.41 | 49% 440-464 (904) |
![]() nigiri99<$100 | Celticsavg 62¢ | $9.3 | $9.15 | -$0.15 | 52% 128-119 (247) |
Invested
$282.83
Value
$287.68
PnL
+$4.85
Record
50%
1433-1435 (2868)
Invested
$163.72
Value
$155.53
PnL
-$8.19
Record
26%
234-663 (897)
Invested
$103.54
Value
$94.31
PnL
+$1.93
Record
48%
939-1010 (1949)
Invested
$40.29
Value
$41.64
PnL
+$1.34
Record
47%
149-168 (317)
Invested
$32.23
Value
$30.62
PnL
-$1.61
Record
57%
3074-2312 (5386)
Invested
$26.2
Value
$26.61
PnL
+$0.41
Record
49%
440-464 (904)
nigiri99<$100Invested
$9.3
Value
$9.15
PnL
-$0.15
Record
52%
128-119 (247)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
61.0¢ 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.