
Reserve Bank of New Zealand increases interest rates by 25 bps at the December 2026 meeting?
6 of 10 top Polymarket traders hold Yes (60%) · Yes at 71¢ · $869 held · ends Dec 9
⚖️
Neutral
Yes
10
Yes 60%
2 arb excluded
$868.86
$140.38
54.4¢ → 71¢
+30% since entry · 6 traders
Research grade
NeutralYes at 71%
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 %).
- 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
6 of 10 top traders (60%)2 arbitrage traders dimmed4 hold an outcome priced under 50%7 small positions dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Flat
+0 pts consensus
Breadth
6 traders
Top 2 hold 97%
Freshness
Late
726h old
Flip Quality
Watch
2 consensus flips
60% of non-arb traders are on Yes. Concentration is driven by the top two positions owning 97% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
![]() IstarothARB<$100 | Yesavg 59.4¢ | $334.55 | $230.15 | -$4.51 | 14% 513-3102 (3615) |
| └ Yes leg | Yesavg 59.4¢ | $136.79 | $163.41 | +$17.24 | |
| └ No leg | Noavg 41.9¢ | $96.48 | $66.75 | -$21.75 | |
0X 0x43cb4Ae1f4dDC9E671486C79c9F40A6fd98B84Df-1761656284271 | Yesavg 54.6¢ | $288.62 | $204.92 | +$47.27 | 27% 7002-19130 (26132) |
![]() 2B9SARB<$100 | Noavg 45.6¢ | $389.93 | $145 | +$22.63 | 18% 4430-20777 (25207) |
| └ Yes leg | Yesavg 31.5¢ | $41.49 | $93.6 | +$52.1 | |
| └ No leg | Noavg 45.6¢ | $80.87 | $51.4 | -$29.47 | |
SN SnapElectionAvoider | Yesavg 55.9¢ | $893.42 | $142 | +$101.58 | 48% 1337-1437 (2774) |
TH TheWindKnowsmyNameCTR | Noavg 28.5¢ | $578.29 | $90.92 | +$1.55 | 51% 290-283 (573) |
SM smallreceiptCTR<$100 | Noavg 37.4¢ | $52.4 | $40.6 | -$11.8 | 49% 8980-9510 (18490) |
KO korda77CTR<$100 | Noavg 25¢ | $4.89 | $5.67 | +$0.78 | 44% 6591-8244 (14835) |
![]() Lucerys<$100 | Yesavg 20¢ | $0.99 | $3.5 | +$2.51 | 75% 13065-4252 (17317) |
LU luciebot<$100 | Yesavg 20¢ | $0.94 | $3.34 | +$2.4 | 31% 2678-6002 (8680) |
EL Elias.Thornwell<$100 | Yesavg 75¢ | $22.16 | $1.63 | -$4.72 | 77% 12520-3844 (16364) |
JO JordanMooney<$100 | Yesavg 8.8¢ | $22.45 | $0.82 | +$0.87 | 36% 2034-3660 (5694) |
PL plainfolderCTR<$100 | Noavg 35¢ | $0.37 | $0.31 | -$0.06 | 31% 3549-7933 (11482) |
IstarothARB<$100Invested
$334.55
Value
$230.15
PnL
-$4.51
Record
14%
513-3102 (3615)
Both legs:
Invested
$288.62
Value
$204.92
PnL
+$47.27
Record
27%
7002-19130 (26132)
2B9SARB<$100Invested
$389.93
Value
$145
PnL
+$22.63
Record
18%
4430-20777 (25207)
Both legs:
Invested
$893.42
Value
$142
PnL
+$101.58
Record
48%
1337-1437 (2774)
Invested
$578.29
Value
$90.92
PnL
+$1.55
Record
51%
290-283 (573)
Invested
$52.4
Value
$40.6
PnL
-$11.8
Record
49%
8980-9510 (18490)
Invested
$4.89
Value
$5.67
PnL
+$0.78
Record
44%
6591-8244 (14835)
Lucerys<$100Invested
$0.99
Value
$3.5
PnL
+$2.51
Record
75%
13065-4252 (17317)
Invested
$0.94
Value
$3.34
PnL
+$2.4
Record
31%
2678-6002 (8680)
Invested
$22.16
Value
$1.63
PnL
-$4.72
Record
77%
12520-3844 (16364)
Invested
$22.45
Value
$0.82
PnL
+$0.87
Record
36%
2034-3660 (5694)
Invested
$0.37
Value
$0.31
PnL
-$0.06
Record
31%
3549-7933 (11482)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
71.0¢ price + 1.0¢ spread + 1.0¢ fee (Economics 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

Istaroth
ARBArbitrage — excluded
0x43cb4Ae1f4dDC9E671486C79c9F40A6fd98B84Df-1761656284271
Yes — $204.92

2B9S
ARBArbitrage — excluded
SnapElectionAvoider
Yes — $142
TheWindKnowsmyName
CTRNo — $90.92
smallreceipt
CTRNo — $40.6
korda77
CTRNo — $5.67

Lucerys
Yes — $3.5
luciebot
Yes — $3.34
Elias.Thornwell
Yes — $1.63