
UFC Fight Night: Johnny Walker vs. Waldo Cortes Acosta (Heavyweight, Main Card)
8 of 14 top Polymarket traders hold Waldo Cortes Acosta (57%) · Waldo Cortes Acosta at 65¢ · $87K held · ends Nov 8
⚖️
Neutral
Waldo Cortes Acosta
14
Waldo Cortes Acosta 57%
$86.8K
-$421.66
65.3¢ → 64.5¢
-1% since entry · 8 traders
Research grade
NeutralWaldo Cortes Acosta at 65%
No measured edge, which here means a loss: the plain consensus (5+ holders, 60 %+, held to resolution) lost −3.0 % a trade after costs out of sample in the full-year test (n 86,296, 95 % CI −3.6 to −2.4 %).
- 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
8 of 14 top traders (57%)6 hold an outcome priced under 50%1 small position dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
KE keeptheblueflagflyinghigh | Waldo Cortes Acostaavg 64.5¢ | $20.9K | $20.9K | -$1.87 | 46% 1795-2102 (3897) |
MU Multicoloured-Serf | Waldo Cortes Acostaavg 65.1¢ | $17.3K | $17.2K | -$172.47 | 48% 405-446 (851) |
RA RaisuuCTR | Johnny Walkeravg 35.1¢ | $14.0K | $13.6K | -$448.8 | 60% 12-8 (20) |
![]() VeryLucky888 | Waldo Cortes Acostaavg 65.8¢ | $14.1K | $12.1K | +$196.98 | 58% 47904-34520 (82424) |
0X 0x76a0728837861C561eD4bE3bc31A32C76986FB5b-1769364941649 | Waldo Cortes Acostaavg 66¢ | $10.7K | $10.5K | -$244.21 | 26% 53-153 (206) |
0X 0x2c335066FE58fe9237c3d3Dc7b275C2a034a0563-1759935795465CTR | Johnny Walkeravg 34¢ | $7.4K | $7.7K | +$324.32 | 53% 6334-5615 (11949) |
![]() Tolkonevminus2CTR | Johnny Walkeravg 34.1¢ | $14.98 | $1.7K | -$25.67 | 63% 107-63 (170) |
OM omnibus-076daa | Waldo Cortes Acostaavg 66.5¢ | $1.4K | $1.3K | -$41.23 | 50% 21821-22062 (43883) |
FR frohp5CTR | Johnny Walkeravg 34.5¢ | $507.35 | $500 | -$7.35 | 65% 2092-1126 (3218) |
![]() elmcap2CTR | Johnny Walkeravg 33¢ | $438.94 | $445.59 | +$6.65 | 89% 1725-207 (1932) |
0X 0x760907C8840491c8C86fdDB843D3f1d801786C4e-1771959662080 | Waldo Cortes Acostaavg 67¢ | $414 | $410.91 | -$3.09 | 51% 2062-2000 (4062) |
![]() StreamLIVE | Waldo Cortes Acostaavg 69.1¢ | $276.35 | $263.99 | -$2 | 55% 1290-1053 (2343) |
ZT ZTMZqClEsjMmwCDWXoGCTR | Johnny Walkeravg 35.1¢ | $165.28 | $162.35 | -$2.93 | 59% 6954-4900 (11854) |
AM ameisgoat11<$100 | Waldo Cortes Acostaavg 66¢ | $6.6 | $6.6 | +$0 | 52% 9022-8174 (17196) |
Invested
$20,877.13
Value
$20.9K
PnL
-$1.87
Record
46%
1795-2102 (3897)
Invested
$17,340.59
Value
$17.2K
PnL
-$172.47
Record
48%
405-446 (851)
Invested
$14,048.8
Value
$13.6K
PnL
-$448.8
Record
60%
12-8 (20)
VeryLucky888Invested
$14,103.64
Value
$12.1K
PnL
+$196.98
Record
58%
47904-34520 (82424)
Invested
$10,745.07
Value
$10.5K
PnL
-$244.21
Record
26%
53-153 (206)
Invested
$7,351.21
Value
$7.7K
PnL
+$324.32
Record
53%
6334-5615 (11949)
Tolkonevminus2CTRInvested
$14.98
Value
$1.7K
PnL
-$25.67
Record
63%
107-63 (170)
Invested
$1,360.3
Value
$1.3K
PnL
-$41.23
Record
50%
21821-22062 (43883)
Invested
$507.35
Value
$500
PnL
-$7.35
Record
65%
2092-1126 (3218)
elmcap2CTRInvested
$438.94
Value
$445.59
PnL
+$6.65
Record
89%
1725-207 (1932)
Invested
$414
Value
$410.91
PnL
-$3.09
Record
51%
2062-2000 (4062)
StreamLIVEInvested
$276.35
Value
$263.99
PnL
-$2
Record
55%
1290-1053 (2343)
Invested
$165.28
Value
$162.35
PnL
-$2.93
Record
59%
6954-4900 (11854)
Invested
$6.6
Value
$6.6
PnL
+$0
Record
52%
9022-8174 (17196)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
64.5¢ 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.
Market Info
Traders in this Market
keeptheblueflagflyinghigh
Waldo Cortes Acosta — $20.9K
Multicoloured-Serf
Waldo Cortes Acosta — $17.2K
Raisuu
CTRJohnny Walker — $13.6K

VeryLucky888
Waldo Cortes Acosta — $12.1K
0x76a0728837861C561eD4bE3bc31A32C76986FB5b-1769364941649
Waldo Cortes Acosta — $10.5K
0x2c335066FE58fe9237c3d3Dc7b275C2a034a0563-1759935795465
CTRJohnny Walker — $7.7K

Tolkonevminus2
CTRJohnny Walker — $1.7K
omnibus-076daa
Waldo Cortes Acosta — $1.3K
frohp5
CTRJohnny Walker — $500

elmcap2
CTRJohnny Walker — $445.59