Why average cost matters

Multiple buys at different prices make manual average cost error-prone. Accurate averages inform gain/loss and position sizing.

Common use cases

Track DCA purchases, calculate break-even after additions, prepare capital-gains estimates, and reconcile broker statements.

How to use the Stock Average Calculator

Enter each buy quantity and price, then review weighted average cost and total shares held.

Privacy-first portfolio math

Trade history inputs stay on your device.

Try the related tool

Open Stock Average from EverydayHub when you need this workflow.

Open Stock Average