boomingtest
Polymarket trader 0x9b12…5ee4 — 100 open positions worth $2.0K, open P&L -$143.0K, +$12.2K over the last 7 days, $53.0K traded volume. Largest position: Boston Red Sox vs. New York Yankees ($1.7K).
Open positions
Recent trades
| Market | Side | Outcome | Size | When |
|---|---|---|---|---|
| Chicago Cubs vs. Pittsburgh Pirates | BUY | Pittsburgh Pirates | $226 | May 27, 2026 |
| Chicago Cubs vs. Pittsburgh Pirates | SELL | Chicago Cubs | $388 | May 27, 2026 |
| Chicago Cubs vs. Pittsburgh Pirates | SELL | Pittsburgh Pirates | $213 | May 27, 2026 |
| Houston Astros vs. Texas Rangers | SELL | Texas Rangers | $533 | May 27, 2026 |
| New York Yankees vs. Kansas City Royals | SELL | Kansas City Royals | $397 | May 27, 2026 |
| Minnesota Twins vs. Chicago White Sox | SELL | Chicago White Sox | $597 | May 27, 2026 |
| Los Angeles Angels vs. Detroit Tigers | SELL | Detroit Tigers | $163 | May 27, 2026 |
| Arizona Diamondbacks vs. San Francisco Giants | SELL | Arizona Diamondbacks | $408 | May 27, 2026 |
| St. Louis Cardinals vs. Milwaukee Brewers | SELL | St. Louis Cardinals | $871 | May 27, 2026 |
| St. Louis Cardinals vs. Milwaukee Brewers | SELL | St. Louis Cardinals | $21 | May 27, 2026 |
| Arizona Diamondbacks vs. San Francisco Giants | SELL | Arizona Diamondbacks | $10 | May 27, 2026 |
| Tampa Bay Rays vs. Baltimore Orioles | SELL | Baltimore Orioles | $40 | May 26, 2026 |
| Arizona Diamondbacks vs. San Francisco Giants | SELL | San Francisco Giants | $41 | May 26, 2026 |
| Atlanta Braves vs. Boston Red Sox | SELL | Boston Red Sox | $42 | May 26, 2026 |
| Philadelphia Phillies vs. San Diego Padres | SELL | Philadelphia Phillies | $43 | May 26, 2026 |
| Seattle Mariners vs. Athletics | SELL | Seattle Mariners | $58 | May 26, 2026 |
| New York Yankees vs. Kansas City Royals | SELL | New York Yankees | $72 | May 26, 2026 |
| Chicago Cubs vs. Pittsburgh Pirates | SELL | Pittsburgh Pirates | $95 | May 26, 2026 |
| St. Louis Cardinals vs. Cincinnati Reds | SELL | St. Louis Cardinals | $81 | May 23, 2026 |
| Golden Knights vs. Avalanche | BUY | Golden Knights | $51 | May 23, 2026 |
Most-active markets
| Market | Trades | Volume |
|---|---|---|
| Chicago Cubs vs. Pittsburgh Pirates | 4 | $922 |
| St. Louis Cardinals vs. Milwaukee Brewers | 2 | $892 |
| Minnesota Twins vs. Chicago White Sox | 1 | $597 |
| Houston Astros vs. Texas Rangers | 1 | $533 |
| New York Yankees vs. Kansas City Royals | 2 | $469 |
Frequently asked questions
Who is the Polymarket trader boomingtest?
boomingtest (0x9b12…5ee4) is a Polymarket trader (wallet 0x9b12e00626d7dd10fdae0121a0d944f3e76e5ee4). This page tracks their on-chain activity: 100 open positions currently worth $2.0K, plus their most recent large trades. All figures come from Polymarket's public data API and update automatically.
What does open P&L mean here?
Open P&L is the unrealised profit or loss on the trader's currently open positions — the difference between what they paid and the current market value. It excludes positions they have already closed or redeemed. This trader's open P&L is -$143.0K.
How often is this profile updated?
Spreadiction reads this trader's positions and trades live from Polymarket's public API and caches them briefly, so the page reflects on-chain activity within a couple of minutes. Reload to refresh.
Is this trading advice?
No. Copying another trader carries substantial risk and past performance does not predict future results. Nothing here is investment, financial, legal or tax advice. Spreadiction is an independent analytics tool and is not affiliated with Polymarket.
Go deeper
Explore this wallet interactively on Spreadiction — realized vs unrealized P&L, win rate, exposure and filterable trade history — or view the original profile on Polymarket.
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