Trader profile

Railcool

Market makers

Profile updated2026-09-24

Polymarket ↗PolygonscanExplorer ↗

Chrome

Historical record

Market-making activity, measured as two-sided flow.

Lifetime PnL+$121.6KPolymarket leaderboard · lifetime

Buy / sell split—Loading trading flow…22 open · 9% underwater · 4 hours ago

Lifetime volume$3.3M1,000+ trades · Polymarket

Markets traded224Lifetime coverage

Edge vs entry price

Profit per $1 risked, measured against the price each position was entered at.

How this is computed

+123.8% / $95% interval −14.3% to +262.0%51 settled fills · 90d window

Politics: +123.8%n=51 settled

A category is listed from 10 settled fills upward.

This wallet is not classified as directional. Market-making and arbitrage strategies take losing legs by design, so their edge describes the payoff of that strategy rather than a judgement about outcomes.

Measured 4 hours ago

How this record is measured

Two-sided market-making flow does not measure directional forecasting skill.

Observed activity

How this wallet provides liquidity

Only recorded trades of $1K+ are included; this is not the wallet's full history.

No category data for this wallet.

No tracked trading behavior yet.

Current holdings

Sources

Holdings use the current Polymarket portfolio snapshot.

Last loaded4 hours ago

Current position value: $106.5K
Snapshot cash PnL: −$119.5K
Concentration: 14.5%
Positions: 98

EventOutcomeValuePnLAvg → CurrentShares

Will CDU win less than 8% of all valid second votes?

YesValue$15.4KPnL+$9KAvg41.8¢Current100¢15,445.93Shares

Will the Republicans win the Ohio Senate race in 2026?

NoValue$12.5KPnL+$1.5KAvg55¢Current62.5¢20,000Shares

Will 2026 be the hottest year on record?

YesValue$10.9KPnL+$5.8KAvg34.7¢Current75¢14,507.27Shares

Will the Democrats win the Kansas Senate race in 2026?

YesValue$9.2KPnL+$1.1KAvg27¢Current30.5¢30,000Shares

Will Marine Le Pen win the 2027 French presidential election?

YesValue$7.7KPnL+$450Avg36.1¢Current38.4¢20,000Shares

Will the Democrats win the South Carolina Senate race in 2026?

YesValue$6.8KPnL−$250Avg14¢Current13.5¢50,000Shares

Mecklenburg-Vorpommern Parliamentary Election: CDU Over/Under 10%?

Under · NoValue$5.6KPnL+$2KAvg65¢Current100¢5,580.88Shares

Mecklenburg-Vorpommern Parliamentary Election: SPD Over/Under 28%?

Over · YesValue$4.2KPnL+$1.3KAvg68.2¢Current100¢4,238.9Shares

Showing 8 of 98 positions by current value

Results by category

Sources

Category results use decided positions from the last 90 days.

Results

Exposure

Loading category evidence…

Results and exposure are checked against separate coverage records.

Recent activity

Whale activity over 30 days

Tracked trades ≥$1K. Empty days keep their place in the timeline.

Loading tracked activity…

Large trades

Recent large trades

Trade facts; use ? for snapshot-based explanations

1 day ago

BUYNO

Darline Graham Nordone (R) · 13¢

Will the Republicans win the South Carolina Senate race in 2026?Open market →$1.2K

Open

3 days ago

SELLYES

Jon Husted (R) · 45¢

Ohio Senate Election WinnerOpen market →$9K

3 days ago

BUYNO

Jon Husted (R) · 55¢

Ohio Senate Election WinnerOpen market →$11K

3 days ago

SELLYES

Linke · 99.9¢

Berlin State Election WinnerOpen market →$3.9K

3 days ago

BUYYES

Adam Hamilton (D) · 27¢

Will the Democrats win the Kansas Senate race in 2026?Open market →$4K

Add

About this wallet

Wallet Railcool: two-sided market-making flow, so no directional win rate is published, edge +123.8% per $1 risked (95% lower bound −14.3%, n=51 settled fills over 90 days), strongest in Politics (+123.8% over 51 fills); +$121.6K lifetime P&L, $3.3M traded, updated 2026-09-24.