Skip to content
ProUtilityApp

Stock Average

Avg cost basis.

Purchase History

Add or Remove investment lots below

Units
$
Units
$

calculate stock average price

average stock price calculator

weighted average stock cost

stock averaging down calculator

Stock Average

Bought the dip? Calculate your new average price per share after multiple buys.

Last Updated: March 1, 2025

# What is Stock Average?

A Stock Average Calculator computes the weighted average price paid for shares purchased at different prices and quantities.

# How Does Stock Average Work?

  • 1Entry 1: Enter Shares and Price.
  • 2Entry 2: Enter new Shares and Price.
  • 3The tool updates your new Average Price.
  • 4Add as many entries as needed.

# Formula Used

`Avg Price = Total Cost / Total Shares`

# Common Use Cases

Averaging down on a losing position.

Pyramiding into a winning trade.

Tax cost basis estimation.

# Why Use This Tool?

Unlimited entries.
Target Price mode (Coming soon).
Instant recalc.

Trusted & Secure

Calculations are performed entirely in your browser.
No signup, no data storage, no tracking.
Formulas based on standard financial principles.

# Frequently Asked Questions

Does this include fees?
Currently this calculates raw share price average. You can increase the price per share slightly to account for fees manually.
Is averaging down a good strategy?
It can lower your break-even price, but it also increases risk if the stock continues to drop.
How do I calculate break-even?
Your average cost per share is your break-even price (ignoring fees).

Last updated: March 2025 • v2.1.0 • Secure Client-Side Processing

You Might Also Like