Biggest Sports Betting Wins — Saturday, April 18, 2026
3 notable wins | Total payouts: $394,900 | Total taxes: $104,529
$394,900
Total Payouts
$104,529
Total Taxes
26.5%
Avg Tax Rate
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March Madness8-Leg Parlay
$394,000
from $500 wager
8-leg parlay on Sweet 16 Game 1 — $500 turned into $394,000
Source: X/TwitterTax Breakdown (Arizona)
Net Profit
$393,500
Federal Tax (24%)
-$94,440
State Tax
-$9,838
Take-Home
$289,222
OBBBA Note: If this bettor had $393,500 in losses elsewhere, they'd still owe $9,444 in 'phantom income' tax under 2026 OBBBA rules.
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UFCFutures
$500
from $10 wager
futures bet on Prelim Headliner — $10 turned into $500
Source: RedditTax Breakdown (California)
Net Profit
$490
Federal Tax (24%)
-$118
State Tax
-$46
Take-Home
$326
🥉
NBAStraight Bet
$400
from $100 wager
moneyline bet on Bucks vs 76ers — $100 turned into $400
Source: RedditTax Breakdown (Illinois)
Net Profit
$300
Federal Tax (24%)
-$72
State Tax
-$15
Take-Home
$213