How to track your sports betting bankroll (the honest way)
August 11, 2026 · 6 min read · PuntWise
How to set a bankroll, stake in units, log every bet, and read P/L without kidding yourself.
You probably know if last weekend felt good. Ask what your bankroll actually did over the last month, after deposits, withdrawals, bonus bets, and the slips you never wrote down, and most people go quiet. Tracking is not about picking winners. It is about keeping score you can trust.
What counts as your bankroll
Your bankroll is the money set aside for betting. Not rent money. Not "whatever is left after payday." If you chuck another $200 in mid-week and do not record it, your results look better than they are. If you pull a win out and forget the deposit that funded the week, you look worse than you are. Start with one number: opening bankroll.
If you bet across a few books, add them up and treat that total as the roll, unless you are deliberately running separate rolls by sport or by book.
Stake in units, not just dollars
Dollar stakes make it hard to see if you are pressing or sitting tight. Units fix that. A simple start is 1 unit = 1% of bankroll. On a $1,000 roll that is $10 a unit. Then you log "1.0u at 2.10," not only "$10 at 2.10." When the roll grows or shrinks, either leave the unit size alone for a while or change it on purpose. Do not drift into random stake sizes.
Log bets the same way every time
Keep the same fields so you can compare weeks without rewriting history:
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Event and selection (include multi legs)
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Odds and stake (and whether it was a bonus bet)
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When you placed it, not when you remembered it
People skip bets because typing them in is annoying. That is why screenshots help. Missed bets usually mean you remember the winners and forget the duds. You want a full log, not a neat spreadsheet.
Read P/L without kidding yourself
Count the losing days. Keep pending bets separate until they settle. Bonus bets are not free money until you decide how stake and returns sit in the ledger. A deposit is not profit. A withdrawal is not a loss. Checking your bookie balance on a winning Sunday is not a review. It is cherry-picking.
Once a week, look at a short list: net P/L, ROI on stake turned over, win rate, average odds, and how many units you put on. One lucky multi does not fix a month of fat stakes.
A simple weekly routine
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Before the round: check unit size and total bankroll across books
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After each bet: log the slip that day
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End of week: settle results, note deposits and withdrawals, glance at ROI and stake size
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End of month: decide if unit size should change. Do not change it mid-tilt.
Tracking will not turn you into a tipster. It will make it harder to lie to yourself about how much you risked and whether the process is working. That is the point.