$50 weekly · 15 Jul 2022 → 15 Jul 2026 · Daily close · cached snapshot
The Stack Report
A historical dollar-cost-average backtester for Bitcoin. Pick an amount, a cadence, a starting date. The numbers don't lie.
Portfolio value, today
$15,598
Fig. 01 — Value vs. Cost Basis
Total invested
$10,450
Buys executed
209
BTC accumulated
₿ 0.244692
Avg. cost basis
$42,707/BTC
Your worst day on paper
−45.8%
$26,794 → $14,515
The story
On 26 Jun 2026, you were down 46% on paper. It hasn't fully come back.
If you'd lump-summed at the start
$31,985
+$21,535
Verdict
Lump sum won — but you also had to time it perfectly.