
Will OpenAI’s market cap be between $750B and $1T at market close on IPO day by December 31, 2027?
10 of 14 top Polymarket traders hold No (71%) · No at 96¢ · $3K held · ends Jan 1, 2028
⚖️
Neutral
No
14
No 71%
$3.4K
$210.63
90.7¢ → 96.2¢
+6% since entry · 10 traders
Research grade
NeutralNo at 96%
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 %).
- Side priced over 95¢Full year, out of sample: 0.90–0.95 −0.2 % a trade (n 12,989, 95 % CI −0.6 to +0.3); above 95¢ little is left to win and the tests stop at 0.95.
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
10 of 14 top traders (71%)4 hold an outcome priced under 50%8 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Surging
+17 pts consensus
Breadth
10 traders
Top 2 hold 70%
Freshness
Late
702h old
Flip Quality
Watch
2 consensus flips
71% of non-arb traders are on No. Concentration is driven by the top two positions owning 70% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
BI Bigggggggg | Noavg 90.4¢ | $1.6K | $1.7K | +$114.49 | 42% 3173-4329 (7502) |
![]() balthazar | Noavg 84.4¢ | $586.28 | $674.32 | +$88.04 | 53% 29396-26298 (55694) |
XT xtxpleasecallme | Noavg 93.7¢ | $591.02 | $314.02 | +$3.33 | 35% 18318-34086 (52404) |
ME merod | Noavg 96¢ | $234.24 | $236.8 | +$2.56 | 43% 3155-4197 (7352) |
SM smallreceipt | Noavg 96.9¢ | $208.37 | $208.66 | +$0.29 | 49% 8853-9361 (18214) |
![]() Lucerys | Noavg 97.4¢ | $120.41 | $119.97 | -$0.43 | 77% 12654-3874 (16528) |
GO godblessme2026<$100 | Noavg 96.3¢ | $48.17 | $48.53 | +$0.36 | 42% 7033-9821 (16854) |
PL plainfolder<$100 | Noavg 97.4¢ | $38.96 | $38.82 | -$0.14 | 31% 3522-7876 (11398) |
QW qwen300.fund<$100 | Noavg 97.4¢ | $14.61 | $14.56 | -$0.05 | 59% 11938-8372 (20310) |
0X 0x9b129aD05Bc0a8df3C73DfCC66fE75252DaEC2D5-1778811687225<$100 | Noavg 77.9¢ | $8.51 | $10.5 | +$1.99 | 41% 2249-3267 (5516) |
0X 0xa169f83d28ad1ce5a14cc1c49796b547ece21b73CTR<$100 | Yesavg 2.7¢ | $15.25 | $6.64 | +$3.4 | 40% 291-436 (727) |
12 123987456CTR<$100 | Yesavg 3¢ | $4.2 | $5.9 | +$1.7 | 44% 2206-2850 (5056) |
CR cry.eth2CTR<$100 | Yesavg 8.3¢ | $10.08 | $3.42 | -$4.81 | 40% 9706-14609 (24315) |
EL Elias.ThornwellCTR<$100 | Yesavg 3¢ | $58.43 | $1.04 | -$0.08 | 77% 12390-3803 (16193) |
Invested
$1,558.17
Value
$1.7K
PnL
+$114.49
Record
42%
3173-4329 (7502)
balthazarInvested
$586.28
Value
$674.32
PnL
+$88.04
Record
53%
29396-26298 (55694)
Invested
$591.02
Value
$314.02
PnL
+$3.33
Record
35%
18318-34086 (52404)
Invested
$234.24
Value
$236.8
PnL
+$2.56
Record
43%
3155-4197 (7352)
Invested
$208.37
Value
$208.66
PnL
+$0.29
Record
49%
8853-9361 (18214)
LucerysInvested
$120.41
Value
$119.97
PnL
-$0.43
Record
77%
12654-3874 (16528)
Invested
$48.17
Value
$48.53
PnL
+$0.36
Record
42%
7033-9821 (16854)
Invested
$38.96
Value
$38.82
PnL
-$0.14
Record
31%
3522-7876 (11398)
Invested
$14.61
Value
$14.56
PnL
-$0.05
Record
59%
11938-8372 (20310)
Invested
$8.51
Value
$10.5
PnL
+$1.99
Record
41%
2249-3267 (5516)
Invested
$15.25
Value
$6.64
PnL
+$3.4
Record
40%
291-436 (727)
Invested
$4.2
Value
$5.9
PnL
+$1.7
Record
44%
2206-2850 (5056)
Invested
$10.08
Value
$3.42
PnL
-$4.81
Record
40%
9706-14609 (24315)
Invested
$58.43
Value
$1.04
PnL
-$0.08
Record
77%
12390-3803 (16193)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
96.2¢ price + 1.0¢ spread + 0.1¢ fee (Tech 4%). 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
Bigggggggg
No — $1.7K

balthazar
No — $674.32
xtxpleasecallme
No — $314.02
merod
No — $236.8
smallreceipt
No — $208.66

Lucerys
No — $119.97
godblessme2026
No — $48.53
plainfolder
No — $38.82
qwen300.fund
No — $14.56
0x9b129aD05Bc0a8df3C73DfCC66fE75252DaEC2D5-1778811687225
No — $10.5