Specific Identification Calculator
Choose exactly which cryptocurrency lots to sell. Optimize your tax outcome by selecting specific purchase lots.
Select Lots to Sell
Lot #1
$
Available: 0.5
Gain/Loss per unit: $22,000
Lot #2
$
Available: 0.3
Lot #3
$
Available: 0.2
Gain/Loss per unit: $4,000
Sale Details
$
Total Gain
+$7,000
Selling 0.4000 units
💵Total Proceeds
$16,800
📊Cost Basis
$9,800
📈Avg Cost/Unit
$24,500
🪙Remaining
0.6000
Selected Lots
2023-01-15Long-term
0.3000 @ $20,000
+$6,600
2024-02-10Short-term
0.1000 @ $38,000
+$400
Tax Treatment
Short-Term Gain/Loss$400
Long-Term Gain/Loss$6,600
Optimization Tip: By selecting different lots, you could reduce your gain by $7,500. Consider selling lots with higher cost basis first.
Record Keeping: When using specific identification, you must document which lots you're selling at the time of sale. Keep records of the date, amount, and cost basis for each lot.
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.