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Trader profile

portowin

Market makers

Historical record

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

Lifetime PnL−$11.4KPolymarket leaderboard · lifetime
Buy / sell splitLoading trading flow…0 open · 13 days ago
Lifetime volume$284.8K66 trades · Polymarket
Markets traded19Lifetime coverage
Edge vs entry price

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

How this is computed
−9.9% / $95% interval −307.3% to +287.4%17 settled fills · 90d window
Sports
−9.9%n=17 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 1 hour 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.

Last loaded16 hours ago
Current position value
$0
Snapshot cash PnL
−$61.6K
Concentration
Largest share of value
Positions
8
All shown
EventOutcomeValuePnLAvg → CurrentShares
UnderValue$0PnL−$670Avg52¢Current1,288Shares
Chicago White Sox · YesValue$0PnL−$390Avg44¢Current887.25Shares
Commanders · YesValue$0PnL−$3KAvg31.2¢Current9,593.82Shares
Cleveland GuardiansValue$0PnL−$2.1KAvg46.9¢Current4,390Shares
NoValue$0PnL−$41KAvg49.3¢Current83,075.03Shares
NoValue$0PnL−$13.3KAvg41¢Current32,511.81Shares
Cleveland Guardians · NoValue$0PnL−$961Avg45¢Current2,136.18Shares
OverValue$0PnL−$235Avg47¢Current500Shares
All 8 positions shown
Results
Exposure
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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.

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Large trades

Recent large trades

Trade facts; use ? for snapshot-based explanations

About this wallet

Wallet portowin: two-sided market-making flow, so no directional win rate is published, edge −9.9% per $1 risked (95% lower bound −307.3%, n=17 settled fills over 90 days), strongest in Sports (−9.9% over 17 fills); −$11.4K lifetime P&L, $284.8K traded, updated 2026-09-23.